Deirdre Mc Namara
Assoc Prof Consultant/Head of Dept, Clinical Medicine

Publications and Further Research Outputs

Peer-Reviewed Publications

Holleran G, Hussey M, Smith S, McNamara D, Assessment of serum angiogenic factors as a diagnostic aid for small bowel angiodysplasia in patients with obscure gastrointestinal bleeding and anaemia, World Journal of Gastrointestinal Pathophysiology, 8, (3), 2017, p127 - 132 Journal Article, 2017 DOI

Tighe D, Hall B, Jeyarajah SK, Smith S, Breslin N, Ryan B, McNamara D., One-Year Clinical Outcomes in an IBD Cohort Who Have Previously Had Anti-TNFa Trough and Antibody Levels Assessed, Inflammatory Bowel Disease, 23, (7), 2017, p1154 - 1159 Journal Article, 2017 DOI

Yang S, Wang B, Humphries F, Jackson R, Healy M, Bergin R, Aviello G, Hall B, McNamara D, Walsh P, Russell S, Hussey S, O'Sullivan M, Darby T, Quinlan A, Shanahan F, Melgar S,Fallon PG, Moynagh P, Pellino3 ubiquitinates RIP2 and mediates NOD2-induced signaling and protective effects in colitis, Nature Immunology, 14, (9), 2013, p927 - 936 Journal Article, 2013 TARA - Full Text DOI

McNamara D, El-Omar EM, How accurate are fecal tests for determination of cure after Helicobacter pylori eradication therapy?, Nature Clinical Practice. Gastroenterology & Hepatology, 4, (5), 2007, p248-9 Journal Article, 2007 DOI

Holleran G, Barry S, Thornton O, Dobson M, McNamara D., The use of small bowel capsule endoscopy in iron deficiency anaemia: low impact on outcome in the medium term despite high diagnostic yield., European Journal of Gastroenterology and Hepatology, 25, (3), 2013, p327 - 332 Journal Article, 2013 DOI

Holleran G, Hussey M, Hall B, Dobson M, Thornton O, McNamara D., Small bowel angiodysplasia and novel disease associations: a cohort study., Scandinavian Journal of Gastroenterology, 48, (4), 2013, p433 - 438 Journal Article, 2013 DOI

Lee CS, Leen R, O'Morain C, McNamara D, Screening for colorectal cancer: What fits best ?, Expert Reviews Gastroenterology Hepatology, 6, (3), 2012, p301 - 312 Review Article, 2012

Alakkari A, Gammell Y, O'Connor H, McNamara D, Breslin N,Ryan B, Audit of the appropriateness of hepatoma surveillance in a cohort of patients attending a dedicated haemachromatosis clinic., GUT, British and Irish Gastroenterology Meeting, April 2013, 62, 2013, ppA67- Meeting Abstract, 2013 DOI

Macdonald J, Porter V, McNamara D, Negative capsule endoscopy in patients with obscure GI bleeding predicts low rebleeding rates., Gastrointestinal Endoscopy, 68, (6), 2008, p1122-7 Journal Article, 2008 DOI

Leen R, Shearer N, O'Morain C, McNamara D, Comparison of Faecal M2-PK and FIT in screening for colonic polyps in an average risk population, GUT, British Society of Gastroenterology, Glasgow, UK, June 2013, 62, (Suppl 1), 2013, ppA30- Meeting Abstract, 2013 DOI

McNamara D, Qasim A, Lee N, Condon C, O'Morain C, Round one of the Adelaide and Meath Hospital/Trinity College Colorectal Cancer Screening Programme: programme report and analysis based on established international key performance indices., Irish journal of medical science, 180, (2), 2011, p549 - 542 Journal Article, 2011 DOI

Tara C. Raftery, Adrian Martineau, Claire Greiller, Chun Seng Lee, Deirdre McNamara, Subrata Ghosh, Jon Meddings, Maria O'Sullivan., Effects of Vitamin D Supplementation on Intestinal Permeability, Plasma Cathelicidin and Human Beta-Defensin-2 in Crohn's Disease: Results From a Randomised Double-Blind Placebo-Controlled Study. , Gastroenterology, Digestive Disease Week, USA, May 2013, 144, (S1), 2013, ppS226- Meeting Abstract, 2013 DOI

Tara C. Raftery, Martin Healy, Gerry Cox, Deirdre McNamara, Maria O'Sullivan., Vitamin D Supplementation Improves Muscle Strength, Fatigue and Quality of Life in Patients With Crohn's Disease in Remission: Results of a Randomized Double-Blind Placebo-Controlled Study., Gastroenterology, Digestive Disease Week, USA, May 2013, 144, (S1), 2013, ppS227- Meeting Abstract, 2013 DOI

O'Connor A, Taneike I, Nami A, Fitzgerald N, Ryan B, Breslin N, O'Connor H, McNamara D, Murphy P, O'Morain C., Helicobacter pylori resistance rates for levofloxacin, tetracycline and rifabutin among Irish isolates at a reference centre., Irish Journal of Medical Science, 182, (4), 2013, p693 - 695 Journal Article, 2013

Alaa Alakkari, Omar El-Sherif, Mark Dobson, Orla Thornton, Deirdre Mc Namara., Is focused training adequate or is prior Endoscopy experience needed for reliable Capsule Endoscopy reporting?, Journal of Gastroenterology and Hepatology Research, 2, (5), 2013, p628 - 631 Journal Article, 2013

Clostridium difficile Sub-Committee, Health Protection Surveillance Centre, Surveillance, Diagnosis and Management of Clostridium difficile Infection in Ireland, Update of 2008 Guidance, Ireland, HSE, Health Protection Surveillance Centre, March , 2013 Report, 2013 DOI

G. Holleran, B. Hall, M. Hussey, O. Thornton, M. Dobson, D. McNamara, How accurate are capsule endoscopy scoring systems in Crohn's disease?, Journal of Crohn's and Colitis, 8th Congress of ECCO - the European Crohn's and Colitis Organisation, 8th Congress of ECCO - the European Crohn's and Colitis Organisationienna, Austria, Febuary 2013, 7 (Suppl 1), 2013, ppS103- Meeting Abstract, 2013 DOI

Tara C. Raftery, Czara Kennedy, Colm A. O'Morain, Deirdre McNamara, Maria O'Sullivan. , Longitudinal Changes in Body Mass Index and Abdominal Obesity in Crohn's Disease - Associations With Inflammatory Markers and Disease Course. , Gastroenterology, Digestive Disease Week, USA, May 2013, 144, (S1), 2013, ppS-126- Meeting Abstract, 2013

Hall B, Holleran G, Costigan D, Thornton O, Dobson M, McNamara D., The impact of wireless capsule endoscopy in suspected Crohn's disease - a longitudinal study, Journal of Crohn's and Colitis, 8th Congress of ECCO - the European Crohn's and Colitis Organisation, Vienna, Austria, Febuary, 2013, 7 (Suppl 1), 2013, ppS62- Meeting Abstract, 2013 DOI

Hall B, Holleran G, Lawson S, Reagan G, Murphy M, McMahon B, McNamara D., Who nose nasal endoscopy might be best- A pilot feasibility, safety and tolerability comparative study, GUT, British and Irish Gastroenterology Meeting, Belfast, April 2013, 62, 2013, ppA77- Meeting Abstract, 2013 DOI

Hussey M, Holleran G, McNamara D., Combined multifocal gastrointestinal stromal tumours and coeliac disease in a patient with Type 1 Neurofibromatosis: Rapid diagnosis employing newer small bowel imaging techniques., Journal of the Royal Society of Medicine Short Reports, 4, 2013, p1 - 4 Journal Article, 2013 DOI

Leen R, Shearer N, O'Morain C, McNamara D., Faecal M2-Pyruvate kinase in screening for colorectal polyps and cancer, GUT, United European Gastroenterology Week, Amsterdam, October 2012, 61, 2012, ppA181- Meeting Abstract, 2012

Lee C.S, Shailesh A, McMahon B, McNamara D, A novel technique for measurement of ileo-ceacal valve function., GUT, United European Gastroenterology Week, Amsterdam, October 2012, 61, 2012, ppA305- Meeting Abstract, 2012

Hall B, Holleran G, Flannery C, McNamara D, Clostridium Difficile in IBD: An under diagnosed cause of disease prolapsed? , GUT, British and Irish Gastroenterology Meeting, Belfast, April 2013, 62, (S2), 2013, ppA84- Meeting Abstract, 2013 DOI

Leen R, Thornton O, Dobson M, O'Morain C, McNamara D., Preliminary results of capsule colonoscopy as a filter test prior to standard optical colonoscopy in a FIT positive screening cohort., GUT, United European Gastroenterology Week, Amsterdam, October 2012, 61, 2012, ppA300- Meeting Abstract, 2012

O'Connor A, Alakkari A, Ryan B, Breslin N, McNamara D, O'Connor HJ, O'Morain C., Age, smoking, male gender and regular aspirin use predict premalignant conditions of the stomach in a low risk gastric cancer prevalence cohort., Gastroenterology, American Gastroenterological Association, USA, May, 2012, 142, (5), 2012, ppS-633- Meeting Abstract, 2012

Holleran G, Shearer N, O'Morain C, McNamara D., The high frequency of adenomas detected on screening in older patients warrants the inclusion of this cohort in national programmes., Gastroenterology, American Gastroenterological Association, USA, May, 2012, 142, (5), 2012, ppS-776- Meeting Abstract, 2012

Holleran G, Barry S, Thornton O, Dobson M, McNamara D., Low long term predictive value of SBCE despite high diagnostic yield in Iron deficiency anaemia., Gastroenterology, American Gastroenterological Association, USA, May, 2012, 142, (5), 2012, ppS-807- Meeting Abstract, 2012

Leen R, Seng-Lee, Mcnamara D., Reduction in sequential FIT positivity and cancer detection rates in the Tallaght-trinity College colorectal cancer screening programme (TTC-CRC-SP) over time., Gastroenterology, American Gastyroenterological Association, USA, May 2012, 142, (5), 2012, ppS156- Meeting Abstract, 2012

Lee CS, McNamara D, O'Morain C, Aspirin as a Chemoprevention Agent for Colorectal Cancer, Current Drug Metabolism, 13, 2012, p1313 - 1322 Journal Article, 2012

O'Connor A, McNamara D, O'Morain C, Surveillance of gastric intestinal metaplasia for the prevention of gastric cancer., Cochrane Database of Systematic Reviews, 9, 2013, pCD009322 Journal Article, 2013 DOI

O'Connor A, Alakkari A, McNamara D, Breslin N, Ryan B, O'Connor H, O'Morain C., Surveillance of gastric intestinal metaplasia leads to the earlier stage diagnosis of gastric adenocarcinoma., Helicobacter, XXIV International Workshop on Helicobacter and related bacteria in chronic digestive inflammation and gastric cancer., 2011, 16, (S1), 2011, ppP01.08- Meeting Abstract, 2011

Alakarri A, El-Sheriff O, Dobson M, Thornton O, McNamara D., Is focused training adequate or is prior upper and lower gastrointestinal endoscopy experience needed for reliable reporting of capsule endoscopy., Endoscopy, United European Gastroenterology Week, 2011, 43, (SI), 2011, ppA343- Meeting Abstract, 2011

O'Connor A, El-Sherif O, McNamara D, Ryan B, Breslin N, Shearer N, O'Connor H, O'Morain C., 2-sample Faecal Immunological Test based screening is superior to 1-sample screening for the detection of colonic adenomata and neoplasia., GUT, United European Gastroenterology , 2011, 60, (S3), 2011, ppA81- Meeting Abstract, 2011

Macdonald J, Porter-Ritchie V, Mackie B, McNamara D., Assessment of tolerance, safety and efficacy of ambulatory oesophageal pH monitoring using the catheter free Bravo system in a Scottish population., GUT, British Society of Gastroenterology , 2011, 60, (1), 2011, ppA182- Meeting Abstract, 2011 DOI

O'Connor A, Alakkari A, McNamara D, Breslin N, Ryan B, O'Connor H, O'Morain C., Departmental attitudes for the awareness and prevention of gastric cancer prevent missed diagnoses., Helicobacter, XXIV International Workshop on Helicobacter and related bacteria in chronic digestive inflammation and gastric cancer., 2011, 16, (S1), 2011, pp92 - 93 Meeting Abstract, 2011

Lee CS, O'Gorman P, Walsh P, Qasim A, McNamara D, O'Morain C, Boran G., Immunochemical faecal occult blood tests have superior stability., Journal of Clinical Pathology, 64, (6), 2011, p524 - 528 Journal Article, 2011

El-Sherif O, Breslin N, O'Connor H, Ryan B, O'Morain C, McNamara D, The efficacy of various faecal immunological test (FIT) cut-off points in a two step bowel cancer screening programme, GUT, United European Gastroenterology Week , 2011, 60, 2, 2011, ppA202 Meeting Abstract, 2011

Anthony O'Connor, Javier P. Gisbert, Deirdre McNamara, Colm O'Morain, Treatment of Helicobacter pylori Infection 2011, Helicobacter, 16, (s1), 2011, p53-58 Journal Article, 2011 TARA - Full Text

Dominguez Castro P, Harkin G, Hussey M, Christopher B, Kiat C, Chin JL, Trimble V, McNamara D, MacMathuna P, Egan B, Ryan B, Kevans D, Farrell R, Byrnes V, Mahmud N, McManus R. , Changes in Presentation of Celiac Disease in Ireland From the 1960s to 2015, Clinical Gastroenterology and Hepatology, 15, (1), 2017, p864 - 871 Journal Article, 2017 DOI

Porter V, Mcdonald J, Mackie B, McNamara D., Accuracy of 13C Mixed Triglyceride Breath Testing for investigation of exocrine pancreatic insufficiency- an audit., GUT, United European Gastroenterology Week, 2010, 59, (SIII), 2010, ppA441- Meeting Abstract, 2010

Macdonald JC, Ramalingam S, Porter-Ritchie V, Thomson J, Yule S, McNamara D., A prospective comparison of MR enterography and wireless capsule endoscopy for assessment of small bowel Crohn's disease. Interim assessment., Endoscopy, 18th United European Gastroenterology Week, 2010, 42, (Supl I), 2010, ppA277- Meeting Abstract, 2010

Macdonald JC, Porter V, Mackie B, McNamara D., Do we overestimate the risk of capsule endoscopy in suspected or established small bowel Crohn's disease? A comparison with completion rates observed in the setting of obscure gastrointestinal bleeding., GUT, United European Gastroenterology Week, 2010, 59, (1), 2010, ppA53- Meeting Abstract, 2010

O'Connor A, Alakkari A, McNamara D, Breslin N, Ryan B, O'Connor H, O'Morain C., Resistance to Levofloxacin, Rifabutin and Tetracycline amongst H.pylori strains in a reference centre, Helicobacter, XXIII International Workshop on Helicobacter and related bacteria in chronic digestive inflammation and gastric cancer , 2010, 15, (4), 2010, pp388- Meeting Abstract, 2010

O'Connor A, Gisbert JP, McNamara D, O'Morain C, Treatment of Helicobacter pylori infection 2010., Helicobacter, 15 Suppl 1, 2010, p46-52 Journal Article, 2010 DOI

Macdonald J, Porter V, Scott NW, McNamara D, Small bowel lymphangiectasia and angiodysplasia: a positive association; novel clinical marker or shared pathophysiology?, Journal of clinical gastroenterology, 44, (9), 2010, p610-4 Journal Article, 2010 DOI

O'Connor A, Keane RA, Egan B, Lee N, O'Connor H, Qasim A, Ryan B, Breslin N, McNamara D, O'Morain C, Adherence to colorectal polyp surveillance guidelines: is there scope to increase the opportunities for screening?, European Journal of Cancer Prevention : the official journal of the European Cancer Prevention Organisation (ECP), 20, (1), 2010, p40 - 45 Journal Article, 2010 DOI

Porter V, Zahid A, Mackie B, McNamara D., Results of a prospective comparison pilot validation study of a low dose tablet formulation 13C Urea and Citric acid Breath Test employing a novel automated non dispersive isotope selective infrared spectroscopy analyzer (HeliFAN/ FAN as) for the diagnosis of Helicobacter pylori infection. , European Journal of Gastroenterology, 21, (11), 2009, p1321 - 1322 Journal Article, 2009

McLeman L, Sinclair T, McNamara D, Colonoscopy performance in the colon cancer screening era: Does equipment matter. , Gastroenterology Today , 3, (19), 2009, p80-83 Journal Article, 2009

MacDonald JC, Porter V, McNamara DA., In cases of obscure gastrointestinal bleeding, negative capsule endoscopy predicts good long-term outcome., GUT, British Society of Gastroenterology, UK, 2008, 57, 2008, ppA64- Meeting Abstract, 2008

McKay B, McNamara D, The role of flexible sigmoidoscopy and colonoscopy in acute lower gastrointestinal bleeding., Gastrointestinal Endoscopy, American Gastroenterological Association, Digestive Disease Week, 2008, 67, (5), 2008, ppAB321- Meeting Abstract, 2008

Macdonald J.C, Porter V, McNamara D, A Standardised Bowel Preparation Regime can improve completion rates and quality of study in capsule endoscopy., Gastroenterology, American Gastroenterological Association, Digestive Disease Week, 2008, 134, (1), 2008, ppA344- Meeting Abstract, 2008

McNamara D, El-Omar E, Helicobacter pylori infection and the pathogenesis of gastric cancer: a paradigm for host-bacterial interactions., Digestive and liver disease : official journal of the Italian Society of Gastroenterology and the Italian Association for the Study of the Liver, 40, (7), 2008, p504-9 Journal Article, 2008 DOI

Peptic ulcer and H.pylori infection and NSAIDs: Gastric and peptic ulcer disease. in, editor(s)Joseph Sung and Peter Cotton. , Upper Endoscopy: Advanced endoscopy., GastroHep.com, 2005, [McNamara D, Malfertheiner P.] Book Chapter, 2005

Riordan JM, Abdel-latif MM, Ravi N, McNamara D, Byrne PJ, McDonald GS, Keeling PW, Kelleher D, Reynolds JV, Proinflammatory cytokine and nuclear factor kappa-B expression along the inflammation-metaplasia-dysplasia-adenocarcinoma sequence in the esophagus., The American journal of gastroenterology, 100, (6), 2005, p1257-64 Journal Article, 2005 DOI

McNamara D, McLoughlin R, O'Morain C , Screening for colorectal cancer, Journal of Modern Medicine, 2004 Review Article, 2004

O'Riordan JM, Abdel-Latif MM, McNamara D, Ravi N, Kelleher D, Keeling PWN, Reynolds, JV , Cytokine and NF-kappa B profiles in the metaplasia-dysplasia-adenocarcinoma sequence in the oesophagus, British Journal of Surgery, International surgical Congress, UK, 2003, 90, (5), 2003, pp611 - 612 Meeting Abstract, 2003

Khal S, Zimmermann S, Genz I, Glasbrenner B, Pross M, Schultz HU, McNamara D, Schmidt U, Malfertheiner P., Risk factors for failure of endoscopic stenting of biliary strictures in chronic pancreatitis: a prospective follow-up study., American Journal of Gastroenterology, 98, (11), 2003, p2448 - 2450 Journal Article, 2003

Rocco A, Schandl L, Chen J, Wang H, Tulassay Z, McNamara D, Malfertheiner P, Ebert MP., Loss of FHIT protein expression correlates with disease progression and poor differentiation in gastric cancer. , Journal of Cancer Research Clinical Oncology, 129, (2), 2003, p95 - 98 Journal Article, 2003

McNamara D, Pancreatic disease, Alimentary Pharmacology and Therapeutics , (18), 2003, p60-65 Review Article, 2003

Lamy V, McNamara D, Gastroenterology and hepatology services in Europe., Alimentary pharmacology & therapeutics, 18 Suppl 3, 2003, p90-2 Journal Article, 2003

Burroughs A, McNamara D, Liver disease in Europe., Alimentary pharmacology & therapeutics, 18 Suppl 3, 2003, p54-9 Journal Article, 2003

Mahmood Z, McNamara D, Gastro-oesophageal reflux disease and ulcer disease., Alimentary pharmacology & therapeutics, 18 Suppl 3, 2003, p31-7 Journal Article, 2003

McLoughlin, R, Sebastian, SS, Qasim, A, McNamara, D, O'Connor, HJ, Buckley, M, O'Morain, C, Coeliac disease in Europe., Alimentary Pharmacology & Therapeutics, 18 , (Suppl 3), 2003, p45-48 Journal Article, 2003

D Mc Namara, W Hall, M O'Sullivan, C O'Morain C. , Altered cardia epithelial cell kinetics induced by Helicobacter pylori infection and gastro-oesophageal reflux disease: possible malignant potential? , European Journal of Gastroenterology & Hepatology, 15, (7), 2003, p767 - 772 Journal Article, 2003

Arfin QSM, McNamara DA, Dinan T, Keeling PWN., Increased cholinergic responsivity occurs in patients with irritable bowel syndrome., Gastroenterology, American Gastroenterological Association, Digestive disease Week, USA, 2002, 122, (4), 2002, ppA384- Meeting Abstract, 2002

O'Riordan JM, Abdel-Latif MM, McNamara D, Ras N, Kelleher D, keeling PWN, Reynolds V., Nuclear factor-kappa B activation in Barrett's oesophagus: a marker of disease progression?, British journal of Surgery, International Surgical Congress, UK, 2002, 89, (1), 2002, pp42- Meeting Abstract, 2002

McNamara, Deirdre A.; Brady, Deirdre M.; Dinan, Ted; Keeling, Napoleon P. W. , Increased serotonergic and cholinergic central receptor sensitivity in subjects with non ulcer dyspepsia., Gastroenterology, American Gastroenterological Association, Digestive Disease Week, 2002, 122, (1), 2002, ppA383- Meeting Abstract, 2002

McNamara D, Buckley M, O'Morain C., Helicobacter pylori induced duodenal ulcer frequently coincides with gastro-oesophageal reflux disease. , Digestive and Liver Disease , 34, 2002, p542 - 546 Journal Article, 2002

Summary session: Helicobacter pylori and inflammatory bowel disease in, editor(s)Takashi Shimayama, Anthony Axon, Adrian Lee, Daniel K Podolsky, C O'Morain , Helicobacter meets Inflammatory Bowel Disease., Tokyo, Japan, Medical Tribune Inc, 2002, [McNamara D] Book Chapter, 2002

Kahl S, Zimmermann S, Glasbrenner B, Pross M, Schulz HU, McNamara D, Malfertheiner P, Treatment of benign biliary strictures in chronic pancreatitis by self-expandable metal stents., Digestive diseases, 20, (2), 2002, p199-203 Journal Article, 2002 DOI

Dinan TG, Scott LV, Brady D, McNamara D, Keeling PW, Altered hypothalamic cholinergic responses in patients with nonulcer dyspepsia: a study of pyridostigmine-stimulated growth hormone release., The American journal of gastroenterology, 97, (8), 2002, p1937-40 Journal Article, 2002 DOI

McNamara D, Buckley M, Crotty P, Hall W, O' Sullivan M, O' Morain C, Carditis: all Helicobacter pylori or is there a role for gastro-oesophageal reflux?, Scandinavian Journal of Gastroenterology, 37, (7), 2002, p772-7 Journal Article, 2002

McNamara D, Buckley M, Gilvarry J, O' Morain C, Does Helicobacter pylori eradication affect symptoms in nonulcer dyspepsia: a 5-year follow-up study., Helicobacter, 7, (5), 2002, p317-21 Journal Article, 2002

McNamara D, Mahmud N, Dinan T, Keeling PWN, Increased serotinergic responsivity plays a key role in non ulcer dyspepsia and is not related to H.pylori infection, Gastroenterology, American Gastroenterological Association, Digestive Disease Week, USA, 2001, 120, 2001, ppA235- Meeting Abstract, 2001

McNamara D, Mahmud N, Ellis L, Dinan T, Keeling PWN, Increased serotonergic responsiveness plays a key role in functional dyspepsia and is not related to Helicobacter pylori infection., Gastroenterology, American Gastroenterological Association, Digestive Disease Week, 2001, 120, (5), 2001, ppA235- Meeting Abstract, 2001

McNamara D, Keeling PWN, Acute pancreatitis, Journal of Modern Medicine , 31, (4), 2001, p1-7 Review Article, 2001

McNamara D, O'Morain C, Dyspepsia: A test and treat management strategy, Annals of Gastroenterology , 14, 2001, 14-16 Journal Article, 2001

Montague S, Carney A, McNamara D, Kennedy M, O'Sullivan M, Buckley M, O'Morain C., An audit of anti TNF alpha therapy in Irish Crohn's patients, GUT, United European Gastroenterology Week, Ireland, 2000, 46, (2), 2000, ppA10- Meeting Abstract, 2000

Montague S, McNamara D, Kennedy M, Clohessy A, Buckley M, O'Morain C, Epidemiology of Inflammatory Bowel Disease in an Irish population, GUT, 7th United European Gastroenterology Week, 2000, 46, (2), 2000, ppA10- Meeting Abstract, 2000

McNamara DAU, Whelan H, Montague S, O'Morain C , How to cope with failure!, GUT, XIII International Workshop on Gastroduodenal Pathology and Helicobacter pylori., 2000, 47, (1), 2000, ppA109- Meeting Abstract, 2000

McNamara DA, Montague SM, Buckley MM, Crotty PA,O'Morain CA, Endoscopy negative reflux: Any role for biopsy?, Gastroenterology, American Gastroenterological Association, Digestive Disease Week , USA, 2000, 118, 2000, ppA1273- Meeting Abstract, 2000

New clinical aspects of Helicobacter pylori infection. in, editor(s)A Moran and C O'Morain. , Helicobacter pylori., Hamburg, Normed Verlag, 2000, [McNamara, O'Morain C.] Book Chapter, 2000

Helicobacter pylori eradication in dyspepsia is clinically useful. in, editor(s)Hunt R and Tytgat GN. , Helicobacter pylori, Basic Mechanisms to Clinical Cure., Hamburg, Kluwer Academic Publishers, 2000, [McNamara D, O'Morain C.] Book Chapter, 2000

McNamara D, O'Morain C, Non-ulcer dyspepsia: Current concepts and management., Gastroenterology Clinics of North America , 29, 2000, p807-18 Journal Article, 2000

McNamara D, O'Morain C, Consensus guidelines: agreement and debate surrounding the optimal management of Helicobacter pylori infection., Canadian Journal of Gastroenterology., 14, (6), 2000, p511-7 Journal Article, 2000

Vaira D., Malfertheiner P.,. Megraud F, Axon A., Deltenre M., Gasbarrini G.. O'Morain C., Pajares Garcia J., Quina M., Tytgat G., and the European Helicobacter pylori HpSA Study Group., Noninvasive Antigen-Based Assay for Assessing Helicobacter pylori Readication: A European Multicenter Study., American Journal of Gastroenterology, 95, 2000, p925-929 Journal Article, 2000

McNamara D, Buckley M, O'Morain C, Will eradication of Helicobacter pylori improve symptoms of non-ulcer dyspepsia. More studies should have been included in the meta-analysis., British Medical Journal , 29, (320 (7243):), 2000, p1209-10 Journal Article, 2000

McNamara D, Crotty P, Buckley M, O'Morain C, Carditis: A marker of GERD or a manifestation of H.pylori infection?, Gastroenterology, American Gastroenterological Association, Digestive disease Week, USA, 1999, 116, 1999, ppG1089- Meeting Abstract, 1999

McNamara D, Hamilton H, Beattie S, Buckley M, O'Morain C, GERD is a frequent finding in H.pylori induced duodenal ulceration, Gastroenterology, American Gastroenterological Association, Digestive Disease Week, USA, 1999, 116, 1999, ppG1089- Meeting Abstract, 1999

McNamara D, O'Morain C, Can Screening for H.pylori prevent gastric cancer?, The Medical Journal of Malaysia, Malaysian Society of Gastroenterology, Malaysia, 1999, 54, 1999, ppS5- Meeting Abstract, 1999

McNamara D, Montague S, Buckley M, O'Morain C, Dyspepsia: An audit of hospital based practice, Irish Journal of Medical Science, Irish Society of Gastroenterology, Ireland, 1999, 168, (2), 1999, ppA13- Meeting Abstract, 1999

Montague S, McNamara D, Whelan H, Buckley M, O'Morain C, Second line therapy for Helicobacter pylori infection, Irish Journal of Medical Science, Irish Society of Gastroenterology, Ireland, 1999, 168, (2), 1999, ppA13- Meeting Abstract, 1999

McNamara D, Gilvarry J, Buckley M, O'Morain C., Does H.p eradication affect symptoms in non-ulcer dyspepsia: a five year follow up study, GUT, United European Gastroenterology Week, Rome, 45, 1999, ppA3- Meeting Abstract, 1999

Sharma V.K Howden C.W, Jones D.B, Park I.J.S, Cook M, McNamara D, O'Morain C, Van Zanten S.J.O, Hunt HR, Gangulia S, Festen MPH, Ramage JK., International survey of internal medicine trainees understanding of colorectal cancer screening, Am J Gastroenterology, American Gastroenterological Association, Digestive Disease Week, USA, 1999, 94, 1999, ppA2686- Meeting Abstract, 1999

McNamara D; Hamilton H; Beattie S, O'Morain C., Duodenal ulcer and GORD: Unmasking the truth., GUT, XII International Workshop on Gastroduodenal Pathology and Helicobacter pylori., 1999, 45, (3), 1999, ppA84- Meeting Abstract, 1999

The European HPSA Study Group, Diagnosis of Helicobacter pylori infection with a new non-invasive antigen based assay in a European multicentre study. , Lancet, 354, 1999, p30 - 33 Journal Article, 1999

Hp et Cancer Gastrique. in, editor(s)Liaisons S.A. , Maladies de l'oesophage, de l'estomac et du duodenum., Arnette Groupe, 1999, [McNamara D, O'Morain C.] Book Chapter, 1999

McNamara D, O'Morain C, GERD and Helicobacter pylori: an intricate relationship, Gut , 45, (Suppl.1), 1999, p113 - 117 Journal Article, 1999

McNamara D, Whelan H, Hamilton H, Beattie S, O' Morain C, HpSA: assessment of a new non-invasive diagnostic assay for Helicobacter pylori infection in an Irish population., Irish journal of medical science, 168, (2), 1999, p111-3 Journal Article, 1999

McNamara D, O' Morain C, Gastro-oesophageal reflux disease and Helicobacter pylori: an intricate relation., Gut, 45 Suppl 1, 1999, pI13-7 Journal Article, 1999

McNamara D, Franelli S, Whelan H, Hamilton H, Beattie S, O'Morain C, Helicobacter pylori antigen detection in stool; assessment of a new non invasive diagnostic tool in an Irish population, Irish Journal of Medical Science, Irish Society of Gastroenterology, Ireland, 1998, 167, 1998, ppA10- Meeting Abstract, 1998

Montague S, Mc Namara D, Forkin C, O'Morain C, Assessment of a clinical questionnaire characterising Crohn's disease, Irish Journal of Medical Science, Irish Society of Gastroenterology, Ireland, 1998, 167, 1998, ppA7- Meeting Abstract, 1998

Mcnamara D, Beattie S, Hamilton H, O'Morain C, Sub-clinical gastro-oesophageal reflux disease in patients with active H.pylori associated duodenal ulcer, GUT, XI International Workshop on Gastroduodenal Pathology and Helicobacter pylori, Rome, 1998, 43, 1998, ppA100- Meeting Abstract, 1998

Whelan H, O'Morain M, McNamara D, O'Morain C., Open access C13 UBT reduces demand on gastroscopy., GUT, XIth International Workshop on Gastroduodenal Pathology and Helicobacter pylori., 1998, 43, (2), 1998, ppA55- Meeting Abstract, 1998

McNamara D, Lee J, Deasey E, Cullhane A, O'Morain C., Knowledge and practice of H.pylori: A discrepancy, GUT, 57. XIth International Workshop on Gastroduodenal Pathology and Helicobacter pylori., 1998, 43, (2), 1998, ppA113- Meeting Abstract, 1998

McNamara D, Lewis T, O'Morain C., Zollinger-Eillson syndrome with fasting hypoglycaemia. , Journal Royal Society of Medicine , 91, 1998, p92 - 93 Journal Article, 1998

Role of Helicobacter in gastric cancer and MALT lymphoma. in, editor(s)D Tsantoulas , 1st Mediterranean Summer School., Greece, Samos, 1998, [McNamara D, O'Morain C.] Book Chapter, 1998

Therapy of Hp positive non-ulcer dyspepsia. in, editor(s)Basel , Progress in Basic and Clinical Pharmacology., Karger, 1998, [Montague S, McNamara D, O'Morain C.] Book Chapter, 1998

McNamara D, O' Morain C, Helicobacter pylori and gastric cancer., Italian Journal of Gastroenterology and Hepatology, 30 Suppl 3, 1998, pS294-8 Journal Article, 1998

McNamara D, Power J, Hourihan D, O'Morain C, Cryptogenic Organising Pneumonitis in association with acute viral hepatitis., Irish Journal of Medical Science , 166, 1997, p83 - 84 Journal Article, 1997

Lee JM, McNamara D, Breslin NP, Hyde DK, O'Morain C, Options for Helicobacter eradication in clinical practice when proton pump inhibitor-based triple therapy fails, Gut , 41, (Suppl.3), 1997, pA16 Journal Article, 1997

Hall B, Holleran G, Costigan D, McNamara D, Capsule endoscopy: High negative predictive value in the long term despite a low diagnostic yield in patients with suspected Crohn's disease, United European Gastroenterology Journal , 1, (6), 2013, p461 - 466 Journal Article, 2013 DOI

Hall B, Kiely C, Tobin AM, McNamara D, Not such a funny story? , Journal of Crohn's and Colitis, 8, (5), 2014, p439 - 440 Journal Article, 2014 DOI

Leen R, Seng-Lee C, Holleran G, O'Morain C, McNamara D, Comparison of faecal M2-PK and FIT in a population-based bowel cancer screening cohort, European Journal of Gastroenterology and Hepatology, 26, (5), 2014, p514 - 518 Journal Article, 2014 DOI

Holleran G, Leen R, O'Morain C, McNamara D., Colon capsule endoscopy as possible filter test for colonoscopy selection in a screening population with positive fecal immunology, Endoscopy, 46, (06), 2014, p473 - 478 Journal Article, 2014 DOI

Holleran G, Hall B, Alhinai M, Zaheer A, Leen R, Alakkari A, Mahmud N, McNamara D, Double Balloon Enteroscopy in Ireland in the capsule endoscopy era, Irish Journal of Medical Science, 184, 2015, p257 - 262 Journal Article, 2015 DOI

Smith SM, Haider RB, O'Connor H, McNamara D, O'Morain C., Practical treatment of Helicobacter pylori: a balanced view in changing times., European Journal of Gastroenterology & Hepatology, 26, (8), 2014, p819 - 825 Journal Article, 2014

Hall B, Holleran G, McNamara D, Small bowel Crohn's disease: An emerging disease phenotype?, Digestive Diseases, 33, (1), 2015, p42 - 51 Journal Article, 2015 DOI

Holleran G, Hall B, Smith S, McNamara D, Expression of serum angiogenic factors in patients with sporadic small bowel angiodysplasia., Journal of Clinical Gastroenterology, 49, (10), 2015, p831 - 836 Journal Article, 2015 DOI

Hall B, Holleran G, Mahmud N, Smith S, McNamara D, A prospective 12 week mucosal healing assessment of small bowel Crohn's disease as detected by capsule endoscopy, European Journal of Gastroenterology and Hepatology, 26, (11), 2014, p1253 - 1259 Journal Article, 2014 DOI

McNamara D, Leen R, Seng-Lee C, Shearer N, Crotty P, Neary P, Walsh P, Boran G, O'Morain C, Sustained participation, colonoscopy uptake and adenoma detection rates over two rounds of the Tallaght-Trinity College Colorectal Cancer Screening Programme with Faecal Immunological Test, European Journal of Gastroenterology and Hepatology, 26, 2014, p1415 - 1421 Journal Article, 2014 DOI

Smith SM, O'Morain C, McNamara D, Antimicrobial susceptibility testing for Helicobacter pylori in times of increasing antibiotic resistance, World Journal of Gastroenterology, 20, (29), 2014, p9912 - 9921 Journal Article, 2014 DOI

Hall B, Grainne Holleran G, Chin JL,Smith S, Ryan B, Mahmud N, McNamara D., A prospective 52 week mucosal healing assessment of small bowel Crohn's disease as detected by capsule endoscopy., Journal of Crohn's and Colitis, 8, (12), 2014, p1601 - 1609 Journal Article, 2014 DOI

Hall B, Holleran G, McNamara D, Current applications and potential future role of wireless capsule technology in Crohn's disease., Scandinavian Journal of Gastroenterology, 49, (11), 2014, p1275 - 1284 Journal Article, 2014 DOI

Raftery T, Merrick M, Healy M, Mahmud N, O'Morain C, Smith S, McNamara D, O'Sullivan M., Vitamin D Status Is Associated with Intestinal Inflammation as Measured by Fecal Calprotectin in Crohn's Disease in Clinical Remission., Digestive Diseases and Sciences, 60, (8), 2015, p2427 - 2435 Journal Article, 2015 DOI

Holleran G, Hall B, Breslin N, McNamara D, Long-acting somatostatin analogues provide significant beneficial effect in patients with refractory small bowel angiodysplasia: Results from a proof of concept open label mono-centre trial, United European Gastroenterology, 4, (1), 2016, p70 - 76 Journal Article, 2016 DOI

Parihar V, Holleran G, Hall B, Brennan B, Crotty P, McNamara D, A combined antral and corpus rapid urease testing protocol can increase diagnostic accuracy despite a low prevalence of Helicobacter pylori infection in patients undergoing routine gastroscopy , United European Gastroenterology, 3, (5), 2015, p432 - 436 Journal Article, 2015 DOI

Raftery T, Martineau AR, Greiller CL, Ghosh S, McNamara D, Bennett K, Meddings J, O'Sullivan M, Effects of vitamin D supplementation on intestinal permeability, cathelicidin and disease markers in Crohn's disease: Results from a randomised double-blind placebo-controlled study , United European Gastroenterology, 3, (5), 2015, p294 - 302 Journal Article, 2015 DOI

Haider RB, Brennan DE, Omorogbe J, Holleran G, Hall B, O'Morain C, Breslin N, O'Connor HJ, Smith SM*, McNamara D*., A randomized-controlled study to compare the efficacy of sequential therapy with standard triple therapy for Helicobacter pylori eradication in an Irish population., European Journal of Gastroenterology & Hepatology, 27, (11), 2015, p1265 - 1269 Journal Article, 2015 DOI

Hall B, Holleran G, McNamara D, Pillcam colon 2 as a pan-enteroscopic test in crohn's disease, World Journal of Gastrointestinal Endoscopy, 7, (16), 2015, p1230 - 1232 Journal Article, 2015 DOI

Hussey M, Mc Garrigle R, Kennedy U, Holleran G, Kevans D, Ryan B, Breslin N, Mahmud N, McNamara D, Long term assessment of clinical response to Adalimumab therapy in refractory Ulcerative Colitis, European Journal of Gastroenterology and Hepatology, 28, (2), 2016, p217 - 221 Journal Article, 2016 DOI

Holleran G, Hall B, Breslin N, McNamara D, The Natural history of small bowel angiodysplasia, Scandanavian Journal of Gastroenterology, 51, (4), 2016, p393 - 399 Journal Article, 2016 DOI

Smith S, Lean R, O'Connor H, McNamara D, Cullen G, O'Morain C, Gastroenterology in the elderly., Gastroenterolog, 18, (1), 2014, p14 - 18 Journal Article, 2014

Holleran G, Hussey M, McNamara D, Small bowel Dieulafoy lesions; an uncommon cause of obscure bleeding in cirrhosis, World Journal Gastrointestinal Endoscopy, 8, (16), 2016, p568 - 571 Journal Article, 2016 DOI

Clarke N, Gallagher P, Kearney PM, McNamara D, Sharp L, Impact of gender on decisions to participate in faecal immunochemical test-based colorectal cancer screening: a qualitative study, Psychooncology, 25, (12), 2016, p1456 - 1462 Journal Article, 2016 DOI

Clarke N, McNamara D, Kearney PM, O'Morain CA, Shearer N, Sharp L, The role of area-level deprivation and gender in participation in population-based faecal immunochemical test (FIT) colorectal cancer screening, Preventive Medicine, 93, 2016, p198 - 203 Journal Article, 2016 DOI

Brennan DE, Omorogbe J, Hussey M, Tighe D, Holleran G, O'Morain C, Smith SM*, McNamara D*., Molecular detection of Helicobacter pylori antibiotic resistance in stool vs biopsy samples, World Journal of Gastroenterology, 7, (22), 2016, p9214 - 9221 Journal Article, 2016 TARA - Full Text DOI

Kirthi S, Tobin AM, Hussey M, Scaldaferri F, McNamara D. , Anti-TNF á antibody induced psoriasiform skin lesions in patients with inflammatory bowel disease; an Irish cohort study. , Quaterly Journal of Medicine, 110, (6), 2017, p379 - 382 Journal Article, 2017 DOI

Smith S,Boyle B, Brennan D, Buckley M, Crotty P, Doyle M, Farrell R, Hussey M, Kevans D, Malfertheiner P, Megraud F, Nugent S, O'Connor A, O'Morain C, Weston S, McNamara D, The Irish Helicobacter pylori Working Group consensus for the diagnosis and treatment of H. pylori infection in adult patients in Ireland., European Journal of Gastroenterology & Hepatology, 27, (5), 2017, p552 - 559 Journal Article, 2017 DOI

Tighe D, McNamara D., Clinical impact of immunomonitoring in the treatment of inflammatory bowel disease., World Journal of Gastroenterology, 23, 2017, p414 - 425 Journal Article, 2017 DOI

Yung DE, Rondonotti E, Giannakou A, Avni T, Rosa B, Toth E, Lucendo AJ, Sidhu R, Beaumont H, Ellul P, Negreanu L, Jime"nez-Garcia VA, McNamaraD, Kopylov U, Elli L, Triantafyllou K, Shibli F, Riccioni ME, Bruno M, Dray X, Plevris JN, Koulaouzidis A, and the Capsule Endoscopy in Young Patients with IDA research group, Endoscopy in young patients with iron deficiency anaemia and negative bidirectional gastrointestinal endoscopy, United European Gastroenterology, 2017, p1 - 8 Journal Article, 2017 DOI

Holleran G, Lopetuso LR, Ianiro G, Pecere S, Pizzoferrato M, Petito V, Graziani C, Mc Namara D, Gasbarrini A, Scaldaferri F, Gut microbiota and inflammatory bowel disease: so good so Gut!, Minerve Gastroenterologica and Dietologica, 63, (4), 2017, p373 - 384 Journal Article, 2017 DOI

Brennan D, Feighery M, Treacy C, Fahy E, Omorogbe J, Hussey,M, Tighe D, Holleran G, O'Morain C, McNamara D , Can bacterial virulence factors predict antibiotic resistant Helicobacter pylori infection?, Helicobacter, 29th International Workshop on Helicobacter and Microbiota in Inflammation and Cancer, Magdeberg, Germany, Septembe 15-17, 2016, 21, (S1), 2016, pp120- Meeting Abstract, 2016

Stack R, Ridgeway L, Moran N, Breslin N, Ryan B. Mc Namara D., A snap-shot review of small bowel capsule endoscopy in the setting of inflammatory bowel disease., Journal of Crohns and Colitis, 12th Congress European Crohn's and Colitis Organisation., Spain, 2017, 11, (S1), 2017, ppS218- Meeting Abstract, 2017 DOI

Gallagher C, Ridge A, Tobin A.M, Kevans D, Mc Namara D. , Photoprotective behaviours in inflammatory bowel disease patients on azathioprine and TNF-á inhibitors, Journal of Crohns and Colitis, 12th Congress European Crohn's and Colitis Organisation 2017, Spain, 2017, 11, (S1), 2017, ppS169- Meeting Abstract, 2017 DOI

Mohamed G, Crotty P, McNamara D, Breslin N, B.M. Ryan. , Long term follow up of lymphocytic colitis patients . , J Crohn's and Colitis , 12th Congress European Crohn's and Colitis Organisation, Spain, 11, (S1), 2017, ppS181- Meeting Abstract, 2017 DOI

Rowan CR, Alakkari A, Moran C, O'Connell J, Cullen G, Mulcahy H, O'Morain C, McNamara D, Leyden J, MacMathuna P, O'Toole A, Patchett S, McKiernan S, Kevans D, Doherty G.A, B. Ryan B., Ustekinumab treatment effectiveness in clinical practice - a multicentre retrospective review of long-term outcomes in Crohn's disease, Journal of Crohns and Colitis, 12th Congress European Crohn's and Colitis Organisation, Spain, 11, (S1), 2017, ppS383- Meeting Abstract, 2017 DOI

Tighe D, Breslin N, Ryan B, McNamara D. , Clinical/biochemical predictors of response to anti-TNFa therapies in a tertiary referral centre. , Journal of Crohns and Colitis, 12th Congress European Crohn's and Colitis Organisation, 2017, 11, (S1), 2017, ppS386- Meeting Abstract, 2017 DOI

Kirthi S, Tobin A, McNamara D. , Anti-TNFá antibody induced psoriasis in patients with inflammatory bowel disease; a prospective Irish cohort study., United European Gastroenterology Journal, 24th United European Gastroenterology Week, Austria, 4, (5S), 2016, ppA267- Meeting Abstract, 2016

Hussey M, Holleran G, Keating D, Whelan S, Devitt P, Ryan B, McNamara D., Related risk factors associated with Steroid resistance. , United European Gastroenterology Journal, 24th United European Gastroenterology Week, Austria, 4, (5S), 2016, ppA272- Meeting Abstract, 2016

Parihar V, Alakkari A, Crowther S, McNamara D. , Clinical outcome of patients with raised intraepithelial lymphocytes (IELs) with normal villous architedture on duodenal biopsy., United European Gastroenterology Journal, 24th United European Gastroenterology Week, 2016, 4, (5S), 2016, ppA336- Meeting Abstract, 2016

Yousuf H, Walsh R, Maheshwari P, Aleem U, Eagan R, O'Dwyer O, Gallagher C, Azhar S, McNamara D. , Is faecal calprotectin a sensitive biomarker for small bowel Crohn's disease as detected by capsule endoscopy? , United European Gastroenterology Journal, 24th United European Gastroenterology Week, Austria, 2016, 4, (5S), 2016, ppA415- Meeting Abstract, 2016

Scaldafferi F, Pistone M.A, Rizzatti G, Ojetti V, Poscia A, Lapetuso LR, Volpe M, Schivoni E, Gaetani E, McNamara D, Armuzzzi A, Cammarota G, Gasbarrini A. , Impact of biological therapy on hospitalization outcomes: report an Italian tertiary center between 2000 and 2013. , United European Gastroenterology Journal, 24th United European Gastroenterology Week , Austria, 2016, 4, (5S), 2016, ppA431- Meeting Abstract, 2016

Holleran G, Hussey M, O'Dwyer O, Smith S, McNamara D., Serum Angiopoietin-2 as is an accurate capsule endoscopy screening tool for the detection of small bowel angiodysplasia, United European Gastroenterology Journal, 24th United European Gastroenterology Week, Austria, 2016, 4, (5S), 2016, ppA528- Meeting Abstract, 2016

Hussey M, Holleran G, Sherlock M, McNamara D. , Inflammatory cytokines and their regulation of 11- beta hydroxyl steroid dehydrogenase type 2 in IBD patients., United European Gastroenterology Journal, 24th United European Gastroenterology Week, Austria, 2016, 4, (5S), 2016, ppA641- Meeting Abstract, 2016

Kirthi S, Tobin A and McNamara D. , Chronic inflammatory conditions carry a similarly higher cardiovascular risk compared with the general population and warrant screening., British Journal of Dermatology, 96th Annual Meeting of the British Association of Dermatologists 2016, UK, 2016, 175, (S1), 2016, ppP40- Meeting Abstract, 2016 Other

Hall B, Holleran G, Chapman L, Ryan B, Mahmud N, McNamara D., A 104 week mucosal healing assessment of symptomatic small bowel Crohn's Disease, Journal of Crohns and Colitis, 11th Congress of European Crohn's and Colitis Organisation, Amsterdam, 2016, 10, (S1), 2016, ppS32- Meeting Abstract, 2016 DOI

Hussey M, Cannon A, Holleran G, O'Sullivan J, Sherlock M, McNamara D., Regulation of glucocorticoid metabolism in inflammatory bowel disease and predicting response to steroid therapy., Journal of Crohn's and Colitis, 11th Congress of European Crohn's and Colitis Organisation, Amsterdam, 2016, 10, (S1), 2016, ppS411 - S412 Meeting Abstract, 2016 DOI

Hussey M, Holleran G, Grooteman K, Smith S, McNamara D., Elevated Angiopoietins independent of TNF- á regulation appear to play a key role in immune mediated angiogenesis in Inflammatory Bowel Disease., Journal of Crohn's and Colitis, 11th Congress of European Crohn's and Colitis Organisation, Amsterdam, 10, (S1), 2016, ppS209- Meeting Abstract, 2016 DOI

Holleran G, Hall B, Breslin N, McNamara D., The natural history of small bowel angiodysplasia., Gastroenterology, American Gastroenterological Association, Digestive Disease Week, USA, 2015, 148, (4 (S1)), 2015, ppS641- Meeting Abstract, 2015 DOI

Brennan D, Smith SM, Omorogbe JA, Holleran G, Hall B, Hussey M, O'Morain CA, McNamara D., Detection of Helicobacter pylori and antibiotic resistance using a molecular genetics-based approach in human faecal samples., Gastroenterology, American Gastroenterological Association, Digestive Disease Week, USA, 2015, 148, (4 (S1)), 2015, ppS420- Meeting Abstract, 2015 DOI

Hussey M, McGarrigle R, Kennedy U, Holleran G, Kevans D, Breslin N, Ryan B, Mahmud N, McNamara D., Long term assessment of clinical response to Adalimumab therapy in refractory Ulcerative Colitis., Gastroenterology, American Gastroenterological Association, Digestive Disease Week, USA, 2015, 148, (4 (S1)), 2015, ppS268- Meeting Abstract, 2015 DOI

Shivashini KJ, Hall B, Hussey M, Gilmer J, Wang J, Medina C, McNamara D., Low Infliximab trough levels are not predictive of disease activity in clinical practice., Gastroenterology, American Gastroenterological Association, Digestive Disease Week, USA, 2015, 148, (4 (S1)), 2015, ppS856- Meeting Abstract, 2015 DOI

Holleran G, Hall B, Hussey M, McNamara D., Feasibility of Same-Day Colon Capsule Endoscopy for Incomplete Colonoscopy. , Gastrointestinal Endoscopy, American Society of Gastrointestinal Endoscopy, Digestive Disease Week, USA, 2015, 81, (5), 2015, ppAB381- Meeting Abstract, 2015 DOI

Hussey M, Cannon A, O'Sullivan J, Holleran G, Hall B, Kiat C, Sherlock M, McNamara D., Altered tissue glucocorticoid metabolism is associated with IBD., United European Gastroenterology Journal, 23rd United European Gastroenterology Week, Spain, 2015, 3, (S1), 2015, ppA412- Meeting Abstract, 2015

Haider RB, Smith S, Omorogbe J, Brennan d, Hall B, Holleran G, O'Morian C, O'Connor H, McNamara D., A comparison of sequential therapy with standard triple therapy for Helicobacter pylori eradication in an Irish cohort., United European Gastroenterology Journal, 23rd United European Gastroenterology Week, Spain, 2015, 3, (S1), 2015, ppA496- Meeting Abstract, 2015

Kirthi S, Smith S, Hall B, Hussey M, Tobin A-M, Kiely C, McNamara D., Lack of correlation between Adalimumab antibody and trough levels and neither are predictive of clinical activity., United European Gastroenterology Journal, 23rd United European Gastroenterology Week, 2015, 3, (S1), 2015, ppA601- Meeting Abstract, 2015

Kirthi S, Hussey M, Pistone M, Tobin AM, McNamara D., Anti-TNF antibody induced psoriatiform skin lesions in patients with Inflammatory Bowel Disease. An Irish cohort study., United European Gastroenterology Journal, 23rd United European Gastroenterology Week, Spain, 2015, 3, (S1), 2015, ppA611- Meeting Abstract, 2015

Holleran G, Hussey M, Smith S, McNamara D. , Assessment of serum angiopeitin levels in small bowel disorders; are they predictive of angiodysplasia? , United European Gastroenterology Journal, 23rd United European Gastroenterology Week, 3, (S1), 2015, ppA638- Meeting Abstract, 2015

Kiat C, Ebdelhaq R, Malik A, Bailey Y, Breslin N, McNamara D, Veerappan S, Ryan B, Maintenance Anti-TNF therapy has a beneficial effect on bone mineral density in patients with Inflammatory Bowel Disease. , United European Gastroenterology Journal, 23rd United European Gastroenterology Week, Spain, 2015, 3, (S1), 2015, ppA251- Meeting Abstract, 2015

Omorogbe J, Brennan D, Smith S, Alsaffar M, McNamara D., Comparison of non-invasive tests; Stool HpSA Elisa and C13Urea breath test in the diagnosis of Helicobacter pylori infection in a low prevalence cohort., United European Gastroenterology Journal, 23rd United European Gastroenterology Week, Spain, 2015, 3, (S1), 2015, ppA493- Meeting Abstract, 2015

Omorogbe J, Brennan D, Smith S, Alsaffar M, McNamara D., Comparison of non-invasive tests; Stool HpSA Elisa and C13Urea breath test in the diagnosis of Helicobacter pylori infection in a low prevalence cohort., United European Gastroenterology Journal, 23rd United European Gastroenterology Week, Spain, 2015, 3, (S1), 2015, ppA493- Meeting Abstract, 2015

Jeyarajah SK, O'Connor R, Hellen R, Connolly M, McNamara D, Tobin AM., Insulin resistance and indices of insulin sensitivity in patients with hidradenitis suppurativa, British Journal of Dermatology, 95th Annual Meeting of the British-Association-of-Dermatologists, UK, 173, (S1), 2015, ppP49- Meeting Abstract, 2015 Other

Jeyarajah SK, O'Connor R, Hellen R, Connolly M, McNamara D, Tobin AM., Framingham risk, Q-risk and cardiovascular risk factors in hidradenitis suppurativa: a case-control study., British Journal of Dermatology, 95th Annual Meeting of the British-Association-of-Dermatologists, UK, 2015, 173, (S1), 2015, ppP52- Meeting Abstract, 2015 Other

Hall B, Holleran G, Brennan D, McNamara D., The relevance of ileitis as diagnosed by capsule endoscopy: A comparison with double balloon enteroscopy. , Journal of Crohns and Colitis, 10th European Crohn's and Colitis Organisation Congress, Spain, 2015, 9, (S1), 2015, ppS184- Meeting Abstract, 2015

Hall B, Holleran G, McNamara D., A pilot study assessing the viability of Pillcam Colon 2 as a "one stop" panendoscopic test for patients with Crohn's disease. , Journal of Crohn's and Colitis, 71. 10th European Crohn's and Colitis Organisation Congress , 2015, 9, (S1), 2015, ppS212- Meeting Abstract, 2015

Holleran G, Hall B, Smith S, McNamara D., Gene expression levels of angiogenic factors in small bowel angiodysplasias., United European Gastroenterology Journal, 22nd United European Gastroenterology, Austria, 2, (S1), 2014, ppA280- Meeting Abstract, 2014

Moore P, Holleran G, Hall B, McNamara D., Correlation of wireless video capsule endoscopy and other radiological imaging in the investigation of suspected and established Crohn's disease., United European Gastroenterology Journal, 22nd United European Gastroenterology Week. , Austria, 2014, 2, (S1), 2014, ppA349- Meeting Abstract, 2014

Haider RB, Smith S, Holleran G, HallB, O'Morian C, O'Connor HJ, McNamara D. , Does tailored therapy based on antimicrobial susceptibility testing overcome the increasing failure of standard empirical therapy for Helicobacter pylori infection?, United European Gastroenterology Journal , 22nd United European Gastroenterology Week. , Austria, 2014, 2, (S1), 2014, ppA587- Meeting Abstract, 2014

Moore P, McNamara D. , GI bleeding in the modern era: A 3-year review at Tallaght Hospital., United European Gastroenterology Journal , 22nd United European Gastroenterology Week. , Austria, 2, (S1), 2014, ppA387- Meeting Abstract, 2014

Holleran G, Hall B, Crotty P, Smith S, McNamara D., Annual General Meeting 2014. TNF-á dependant angiopoietin mediated angiogenesis in small bowel angiodysplasia; novel physiology and potential clinical marker. , GUT, British Society of Gastroenterology, UK, 63, (1), 2014, ppA272- Meeting Abstract, 2014 DOI

Holleran G, Hall B, Crotty P, Smith S, McNamara D. , Long acting Octreotide therapy has a beneficial effect in patients with significant small bowel angiodysplasia. , GUT, British Society of Gastroenterology, Annual General Meeting, UK, 63, (1), 2014, ppA273- Meeting Abstract, 2014 DOI

Alqudah M, Whelan M, McNamara D, Neary P, McMahon BP., EndoFLIP® to Measure Anal Sphincters Distensibility in Healthy and Faecal Incontinence Subjects., Gastroenterology, American Gastroenterological Association, Digestive Disease Week. , USA, 146, (5), 2014, ppS715- Meeting Abstract, 2014 DOI

B Hall, G Holleran, S O'Sullivan, S Smith, B Ryan, C Medina, D McNamara, Crohn's disease in an irish population-A genotype-phenotype analysis , Journal of Crohn's and Colitis, 9th ECCO Conference, Denmark, 8, (S1), 2014, ppS345- Meeting Abstract, 2014 DOI

Hall B, Holleran G, Parihar V, McNamara D., Is terminal ileal inflammation predictive of small bowel Crohn's disease ?, Journal of Crohns and Colitis, 9th ECCO Conference., Denmark, 2014, 8, (1), 2014, ppS145- Meeting Abstract, 2014 DOI

Holleran G, Hall B, Smith S, McNamara D., Elevated angiopoietin 2 levels in small bowel angiodysplasia; future biomarker or therapeutic target. , United European Gastroenterology Journal, United European Gastroenterology Week, Germany, 2013, 1, (S1), 2013, ppA82- Meeting Abstract, 2013

Hall B, Holleran G, Leen R, Raferty T, McNamara D. , Small bowel ileitis as detected by capsule endoscopy as a predictor of response to immunomodulator therapy- a 3 month mucosal healing assessment. , United European Gastroenterology Journal, 21st United European Gastroenterology Week, Germany, 2013, 18, (S1), 2013, ppP886- Meeting Abstract, 2013

Smith S, Holleran G, O'Morain C, McNamara D. , A local audit of eradication rates for first-line triple therapy for Helicobacter pylori and detection of multi-resistant infection. , XXVIth International Workshop on Helicobacter and related bacteria in chronic digestive inflammation and gastric cancer., Spain, 18, (1), 2013, ppP1309- Meeting Abstract, 2013 Other

Raftery TC, Martineau A, Greiller C, Seng Lee C, McNamara D, Ghosh S, Meddings J, O'Sullivan M., Effects of Vitamin D Supplementation on Intestinal Permeability, Plasma Cathelicidin and Human Beta-Defensin-2 in Crohn's Disease., Gastroenterology, 122. American Gastroenterological Association, Digestive Disease Week , USA, 2103, 144, 2013, ppS226- Meeting Abstract, 2013 DOI

Mostafa NM, Eckert D, Pradhan RS, Mensing S, Robinson A, Sandborn W, Hanauer SB, Colombel JF, Thakkar R, Awni WM, Lofberg R, Rachmilewitz D, Drastich P, Seidler U, Björk JA, Travis S, Lukas M, Emmrich J, Eriksson A, Matsumoto T, Watanabe M, Cummings JRF, Shibata H, Furuya K, Hibi T, Raftery TC, Martineau A, Greiller C, Lee CS, McNamara D, Ghosh S, Meddings J, O'Sullivan M, Healy M, Cox G, Vogelaar L, van't Spijker A, Timman R, van Tilburg AJP, Bac D, Kuipers EJ, Busschbach J, van der Woude CJ, Falvey JD, Hoskin TS, Meijer B, Ashcroft AL, Hampton MB, Day AS, Gearry RB, Sharma S, Hyams JS, Rosh JR, Ruemmele F, Peyrin-Biroulet L, Reinisch W, Mantzaris GJ, Kornbluth A, Diamond R, Rutgeerts PJ, Kezhen L Tang, Freddy J Cornillie, Omoniyi J Adedokun, Zhenhua Xu, Colleen W Marano, Strauss R, Zhang H, Johanns J, Ford JA, Zhou H, Davis HM, Feagan BG, Noertersheuser PA, Inokuchi T, Kato J, Hiraoka S, Suzuki H, Hirakawa T, Akita M,Takahashi S, Harada K, Okada H, Yamamoto K, Pan WJ, Sullivan BA, Rees WA, Evangelista CM, Doherty DR, Prince PJ, Reynhardt KO, Zhou K, Yen M, Hooper MM, Lee J, Yu Z, Hsu H, Borie DC, Radford-Smith G, Andrews JM, Schwartz HI. , Exposure-Efficacy Relationship (ER) for Adalimumab During Induction Phase of Treatment of Adult Patients With Moderate to Severe Ulcerative Colitis. , Gastroenterology, American Gastroenterological Association, Digestive Disease Week . , USA, 2013, 144, (5 (S1)), 2013, ppS225 - S226 Meeting Abstract, 2013 DOI

Mcdonald JC, Ramalingam S, Porter-Ritchie V, Thomson J, Yule S, McNamara D. , A prospective comparison of MR enterography and wireless capsule endoscopy for assessment of small bowel Crohn's disease., Journal of Crohns and Colitis, European Crohn's and Colitis Organisation, 2011, (5 (S1)), 2011, ppS190- Meeting Abstract, 2011

J. M. Mikhail, K. Yahara, E. C. T. Berthenet, L. Mageiros,K. Thorell, F. Megraud, C. Varon, P. Lehours,C. O'Morain, D. McNamara,S. Smith, A. P. Griffiths, L. Williams, H. N. Y. Haboubi, G. J. S. Jenkins, R. Suzuki, Y. Yamaoka. J. , Lawson, D. Falush and S. K. Sheppard., EVOLUTION OF OLD WORLD POPULATIONS OF HELICOBACTER PYLORI, Helicobacter, XXVIIIth International Workshop on Helicobacter Microbiota in Inflammation & Cancer & , Cyprus, 2015, 20, (S1), 2015, ppS120- Meeting Abstract, 2015 DOI

Parihar V, B. Hall B, McNamara D., A SIMULTANEOUS DUAL ANTRAL AND CORPUS RAPID UREASE TEST, Helicobacter, XXVIIth International Workshop on Helicobacter & Microbiota in Inflammation & Cancer, Italy, 2014, 19, (S1), 2014, ppP10- Meeting Abstract, 2014 DOI

S. M. Smith, R. B. Haider, G. Holleran, B. Hall,H. O'Connor, A. Lawson, C. O'Morain, D. McNamara , A MOLECULAR GENETICS-BASED APPROACH FOR THE DETECTION OF CLARITHROMYCIN AND FLUOROQUINOLONE RESISTANT H. PYLORI INFECTION , Helicobacter, XXVIIth International Workshop on Helicobacter and Microbiota in Chronic DigestiveInflammation and Gastric Cancer , Italy, 2014, 19, (S1), 2014, ppp152- Meeting Abstract, 2014 DOI

R. Haider, S. Smith, B. Hall, G. Holleran, C. O' Morain, H. O'Connor, N Breslin, D McNamara, DOES TAILORED THERAPY BASED ON ANTIMICROBIAL SUSCEPTIBILITY TESTING OVERCOME THE INCREASING FAILURE OF STANDARD EMPIRICAL THERAPY FOR HELICOBACTER PYLORI INFECTION, Helicobacter, XXVIIth International Workshop on Helicobacter and Microbiota in Chronic Digestive Inflammation and Gastric Cancer, Italy, 2014, 19, (S1), 2014, pp147- Meeting Abstract, 2014 DOI

Parihar V, Stack R. Alakkari A. Breslin N, Ryan B, Crowther S, McNamara D., Clinical Outcome of Patients with Raised Intraepithelial Lymphocytes with Normal Villous Architecture on Duodenal Biopsy, Digestion, 95, 2017, p288 - 292 Journal Article, 2017 DOI

Shahin A, McNamara D., Single centre experience with H.pylori eradication therapy., GUT, British and Irish Gastroenterology Meeting, Northern Ireland, April 2017, 66, (S1), 2017, ppA14- Meeting Abstract, 2017 DOI

D Brennan, M Hussey, D Tighe, C O'Morain, S Smith, D McNamara., Tailored therapy for rescue treatment of Helicobacter pylori infection., GUT, British and Irish Gastroenterology Meeting, Northern Ireland, April 2017, 66, (S1), 2017, ppA22- Meeting Abstract, 2017 DOI

Mohamed G, Crotty P, McNamara D, Breslin N, Ryan BM. , Long term follow up of microscopic colitis., GUT, British and Irish Gastroenterology Meeting, Northern Ireland, April 2017, 66, (S1), 2017, ppA20- Meeting Abstract, 2017 DOI

Stack R, O'Donnell S, O'Morain C, Hussey M, O'Connor A, Breslin N, Alakkari A, McNamara D, Ryan BM., Follow-up of patients with isolated active ileitis: increasing development of overt Crohn's disease over time., GUT, British and Irish Gastroenterology Meeting, Northern Ireland, April 2017, 66, (S1), 2017, ppA23- Meeting Abstract, 2017 DOI

O'Morain N, Farrell G, Stack R, Hussey M, Bailey Y, Kiat C, Veerappan S, D McNamara, O'Connor A, Breslin N, O'Morain C, Ryan BM. , 10 year follow-up study of the long term effects of ANTI-TNF therapy on bone metabolism in a cohort of ANTI-TNF naïve IBD patients., GUT, British and Irish Gastroenterology Meeting, Northern Ireland, April 2017, 66, (S1), 2017, ppA23- Meeting Abstract, 2017 DOI

Stack R, O'Brien C, Nuzum T, Cummins S, Hussey M, O'Morain N, O'Connor A, Breslin N, Ryan B, Murphy I, McNamara D., Magnetic resonance of the small bowel with early (70s) and late (7MINS) phase post gadolinium imaging to identify fibrosis in stricturing small bowel Crohn's disease., GUT, British and Irish Gastroenterology Meeting, Northern Ireland, April 2017, 66, (S1), 2017, ppA24- Meeting Abstract, 2017 DOI

Tighe D, Smith S, O'Connor A, Breslin N, Ryan B, McNamara D., Correlation of relationship between infliximab and adalimumab trough and antibody levels with clinical response rates at completion of induction therapy., GUT, British and Irish Gastroenterology Meeting, Northern Ireland, April 2017, 66, (S1), 2017, ppA15- Meeting Abstract, 2017 DOI

Fernandez-Urien I, Panter S, Carretero C, Davison C, Dray X, Fedorov E, Makins R, Mascarenhas M, McAlindon M, McNamara D, Palmer H, Rey JF, Saurin JC, Seitz U, Spada C, Toth E, Wiedbrauck F, Keuchel M., International core curriculum for capsule endoscopy training courses., Endoscopy International Open, 5, (6), 2017, p526 - 538 Journal Article, 2017 DOI

Tighe D, Smith S, O'Connor A, Breslin N, Ryan B, McNamara D., Positive relationship between infliximab and adalimumab trough levels at completion of induction therapy with clinical response rates at a tertiary referral centre, Journal of Gastroenterology and Hepatology Open, 1, (1), 2017, p4 - 10 Journal Article, 2017 DOI

Parihar V, Byrnes V, McNamara D., A Tale of 2 Lymphomas, Case reports in Gastroenterology, 2017 Journal Article, 2017

Holleran G, Lopetuso L, Petito V, Graziani C, Ianiro G, McNamara D, Gasbarrini A, Franco Scaldaferri F, The Innate and Adaptive Immune System as Targets for Biologic Therapies in Inflammatory Bowel Disease, International Journal of Molecular Sciences, 18, (10), 2017, p2020 - 2023 Journal Article, 2017 DOI

Hussey M, Holleran G, Smith S, Sherlock M, McNamara D, The Role and Regulation of the 11 Beta-Hydroxysteroid Dehydrogenase Enzyme System in Patients with Inflammatory Bowel Disease. , Digestive Diseases and Sciences, 2017, pSep 4- Journal Article, 2017 DOI

Brennan D.E, Hussey M, Tighe D, O'Morain C, Smith S, McNamara D., First-line tailored treatment of Helicobacter pylori in a country with increasing resistance rates., Helicobacter, XXXth International Workshop on Helicobacter & Microbiota in Inflammation and Cancer, France, September 2017, 22, ((Suppl, 1)), Wiley, 2017, pp10- Published Abstract, 2017 DOI

Brennan D.E, Murray DP, O'Toole J, Temperley H, O'Morain C, Smith S, McNamara D., The Urea breath test in diagnosis of Helicobacter pylori infection- could it also be a potential predictor of eradication?, Helicobacter, XXXth International Workshop on Helicobacter & Microbiota in Inflammation and Cancer, France, September 2017, 22, ((Suppl 1)), 2017, pp21- Published Abstract, 2017 DOI

Brennan D.E, Hussey M, Tighe D, O'Morain C, Smith S, McNamara D., Rescue treatment of Helicobacter pylori infection: Is susceptibility guided treatment the best option?, Helicobacter, XXXth International Workshop on Helicobacter & Microbiota in Inflammation and Cancer, France, September 2017, 22, ((Suppl, 1)), 2017, pp40- Published Abstract, 2017 DOI

Brennan D.E, O'Morain C, Smith S, McNamara D., An update on Helicobacter pylori antibiotic resistance in Ireland, Helicobacter, XXXth International Workshop on Helicobacter & Microbiota in Inflammation and Cancer, France, September 2017, 22, ((Suppl, 1)), 2017, pp60- Published Abstract, 2017 DOI

Research Expertise

Description

Major Description: Translational Gastroenterology. Founder and Co-Director of the TAGG (Trinity Academic Gastroenterology Group) Research Centre Major Themes: a) Infection: Helicobacter pylori infection. Chairperson Irish Helicobacter pylori Working group. Clinical Lead Faecal Microbiota Transplants, AMNCH. b) Inflammation: Inflammatory bowel disease. Member of the Epi -IBD European Research Group, iCare Research Consortium and INITIative IBD Research Network. c) Angiogenesis: Angiodysplasia. Member ESGE Small Bowel Research Committee. Member of the SBCE research network. Active projects: Helicobacter pylori infection. 1. Prospective randomised controlled trial of tailored versus standard eradication therapy 2. Helicobacter pylori antibiotic resistance monitoring 3. Genetic non-invasive identification of H. pylori antibiotic resistance 4. Management guideline development 5. Targeting Notch signaling in gastrointestinal inflammation. Inflammatory Bowel Disease 1. EU validation of the Lemann MRI Index 2. Epi-IBD Inception cohort study 3. Impact assessment of therapeutic drug monitoring and tailored therapy 4. Development of non-invasive diagnostic markers of mucosal healing 5. Risk of non-Melanoma and melanoma skin cancer in IBD patients on immunomodulators and anti-TNF-a medications. Physician and patient awareness and intervention study. 6. Multicentre assessment of antibodies to Vedolizumab and trough levels on clinical efficacy 7. ColoCort Study. Role of HSD 1 & 2 in corticosteroid resistance in IBD Angiodysplasia 1. Longitudinal assessment of serum angiopoietins in a cohort of angiodysplasia patients 2. Identification of novel putative angiogenic factors in an Irish angiodysplasia cohort 3. Multicentre trial of Octreotide analogues in the management of symptomatic angiodysplasia I have a proven track record as a principal investigator and postgraduate research student supervisor. Since my appointment in 2010 I have attracted and funded 2 PhD, 7 MD and 2 MSc students to work on projects in my areas of interest. Our work has already received numerous accolades and resulted in significant publications, including 3 National Scholar Awards from the United European Gastroenterology Federation and 2 Distinction Awards from the American Gastroenterological Association.

Keywords

Colon Cancer Screening; CROHNS DISEASE; HELICOBACTER PYLORI INFECTION; Small Bowel Angiodysplasia

Recognition

Representations

Chairperson Irish Helicobacter pylori Working Group 2016

European Society of Gastrointestinal Endoscopy Small Bowel Research Committee 2016

European Society of Gastrointestinal Endoscopy Small Bowel Quality Improvement Committee 2014

Member United European Gastroenterology Federation Meeting of Members (Council) 2015

National Specialist wireless endoscopy and device assisted enteroscopy

Member National Societies Forum, United European Gastroenterology Federation 2015

Board Member Irish Society of Gastroenterology 2014

Member Tallaght Hospital / St. James's Hospital Joint Research Ethics Committee (REC). 2012

Member National Clostridium Difficile Guidelines Subgroup Health Protection Surveillance Centre 2012

Endoscopy Lead Clinician for Grampian, Diagnostics Collaborative Programme,Scottish Executive 2006

Deputy Editor Burden of Gastrointestinal Disease in Europe, Public Affairs Committee, United European Gastroenterology Federation 2003

Awards and Honours

National Scholar Award, United European Gastroenterology Federation, Feasibility of same day Colon capsule endoscopy (CCE) in patients with incomplete colonoscopy. October 2017

British & Irish Society of Gastroenterology (BIG) Presentation Prize. Correlation of relationship between infliximab and adalimumab trough and antibody levels with clinical response rates at completion of induction therapy April 2017

Irish Society of Gastroenterology Presentation Prize (Winter Meeting). Feasibility of same day Colon capsule endoscopy (CCE) in patients with incomplete colonoscopy. November 2016

Irish Society of Gastroenterology Presentation Prize (Winter Meeting). Adherence to European Society of Gastroenterology Endoscopy (ESGE) Polypectomy Guidelines: Retrospective experience from a tertiary Irish hospital. November 2016

National Scholar Award, United European Gastroenterology Federation. Anti-TNFá antibody induced psoriasis in patients with inflammatory bowel disease; a prospective Irish cohort study. October 2016

Best Paper Award, United European Gastroenterology. Effects of vitamin D supplementation on intestinal permeability, cathelicidin and disease markers in Crohn's disease: Results from a randomised double-blind placebo-controlled study. United European Gastroenterology Journal 2015;3(3):294-302. October 2016

Meath Foundation Research Prize: O'Morain Medal. Title: Altered Glucocorticoid metabolism is associated with Inflammatory Bowel Disease . June 2016

Irish Society of Gastroenterology Presentation Prize (Summer Meeting). Can bacterial virulence factors predict antibiotic resistant H. pylori infection? June 2016

Irish Society of Gastroenterology Presentation Prize (Summer Meeting). The Changing Face of Coeliac Disease Presentation; a 55 Five Year Perspective in Ireland. June 2016

Irish Society of Gastroenterology Presentation Prize (Summer Meeting). Pre-assessment of patients awaiting endoscopic procedures while on anti-coagulation therapy. June 2016

European Crohn's and Colitis Organisation Research Grant. Optimal use of immunomodulator and biologic therapy in IBD. February 2016

Irish Society of Gastroenterology Presentation Prize (Winter Meeting). Accuracy of the CLO test versus histology in the diagnosis of Helicobacter pylori infection in patients undergoing gastroscopy at Tallaght Hospital. November 2015

Health Research Board Knowledge Exchange and Dissemination Scheme Awards 2015

United European Gastroenterology Week. Travel Grant. Assessment of serum angiopoietin levels in small bowel disorders; are they predictive of angiodysplasia? October 2015

Meath Foundation Research Grant 2015. The role of tissue glucocorticoid metabolism in Inflammatory Bowel Disease: The ColoCort Study. June 2015

Irish Society of Gastroenterology Presentation Prize (Summer Meeting). Altered tissue glucocorticoid metabolism is associated with IBD. June 2015

Irish Society of Gastroenterology Abstract Commendations (Summer Meeting). 1.The use of capsule endoscopy in the investigation of iron deficiency anaemia; young versus old. June 2015

Health Research Board Summer Student Scholarship. Are new generation fluoroquinolones useful for the treatment of Helicobacter pylori infection? June 2015

Health Research Board NSAFP Research Award. The role of angiopoietins and their mediators in symptomatic gastrointestinal angiodysplasia; novel diagnostic and therapeutic targets in chronic anaemia and obscure gastrointestinal bleeding. July 2015

Distinction Presentation Award, American Gastroenterological Association. The natural history of small bowel angiodysplasia May 2015

Given Imaging Research Award. Same day PillCam Colonoscopy following incomplete colonoscopy in an unselected clinical cohort Febuary 2015

HRB- SpR Academic Fellowship Award November 2014

Irish Society of Gastroenterology Presentation Prize (Winter Meeting). Longitudinal Irish angiodysplasia cohort study. November 2014

Health Research Board Research Award: An antimicrobial susceptibility testing-based approach for Helicobacter pylori eradication: will tailored therapy overcome the increasing failure of standard empirical therapy? HRA-POR-14-526 November 2014

22nd United European Gastroenterology Week. Presentation Prize. Gene expression levels of angiogenic factors in small bowel angiodysplasias. October 2014

Meath Foundation Research Prize: O'Morain Medal: A prospective 12 week mucosal healing assessment of small bowel Crohn's disease as detected by capsule endoscopy. June 2014

Irish Society of Gastroenterology Presentation Prize (Summer Meeting): Evaluation of a molecular genetics-based approach for the detection of Helicobacter pylori and antibiotic resistance. June 2014

Irish Society of Gastroenterology Presentation Prize (Winter Meeting): Small Bowel Crohn's Disease as detected by capsule endoscopy as a predictor of response to biologic therapy- a 3 month mucosal healing assessment. November 2013

United European Gastroenterology Federation National Scholar Award & Travel Grant: Elevated Angiopoietin 2 levels in small bowel angiodysplasia; future biomarker or therapeutic target. October 2013

Meath Foundation Research Prize: O'Morain Medal. Clinical associations with symptomatic angiodysplasia; a cohort study June 2013

American Gastroenterological Association Presentation of Distinction-Vitamin D Supplementation Improves Muscle Strength, Fatigue and Quality of Life in Patients With Crohn's Disease in Remission: Results of a Randomized Double-Blind Placebo-Controlled Study. May 2013

Meath Foundation Research Award: Tailored versus empirical therapy for H.pylori infection. February 2013

European Society of Gastrointestinal Endoscopy Research Award-The role of Small Bowel Capsule Endoscopy in the early assessment of Crohn's recurrence post surgery. October 2012

United European Gastroenterology Federation National Scholar Award-Comparison of faecal M2-PK and FIT in a population based bowel screening cohort. October 2012

American Gastroenterological Association Presentation of Distinction-Reduction in sequential FIT positivity and cancer detection rates in the Tallaght-Trinity College Colorectal Cancer Screening Program over time: evidence of cancer prevention? May 2012

Irish Society of Gastroenterology Winter Meeting Presentation Prize-Preliminary results of capsule colonoscopy as a filter test in an Irish FIT positive screening cohort. November 2011

Irish Society of Gastroenterology Presentation Prize (Summer Meeting)-FIT levels and the efficacy of colorectal cancer screening in Irelands first bowel screening programme. November 2010

United European Gastroenterology Federation Presentation Prize-The efficacy of various FIT cut-off points in a two-step bowel cancer screening programme. October 2011

Leading Article Science Direct Publishing Group-In cases of obscure gastrointestinal bleeding, negative capsule endoscopy predicts good long-term outcome. Gastrointestinal Endoscopy October 2008

Scottish Society of Gastroenterology Presentation Prize- Comparison of MRI enterocolysis and capsule endoscopy in patients with small bowel Crohn's disease. June 2008

Deutscher Akademischer Austausch Dienst Scholarship German Federal Ministry of Education and Research. August 2002

American Gastroenterological Association Presentation of Distinction-Increased serotinergic responsivity plays a key role in non-ulcer dyspepsia and is not related to Helicobacter pylori infection. May 2001

Irish Society of Gastroenterology Presentation Prize-Dyspepsia: An audit of hospital based practice. June 1999

Memberships

European Society of Gastrointestinal Endoscopy (ESGE) Small Bowel Research Committee 2017

Epi-IBD European Crohn's and Colitis Organisation (ECCO) Research Consortium 2017

Chairperson Irish Helicobacter pylori Working Group 2016

Member United European Gastroenterology Federation Trainee Mentorship Faculty 2016

I-CARE (IBD Cancer and Serious Infections in Europe) Research Consortium 2016

Honorary Treasurer Medical Board, Adelaide and Meath Hospital 2016

Member United European Gastroenterology Federation (UEGF) Council 2015

Member INITIative IBD Research Network 2015

National Representative United European Gastroenterology Federation (UEGF) National Societies Forum 2015

Member Eureka Panel, Eurostars Technical Expert 2015

Board Member Irish Society of Gastroenterology 2014

Member European Society of Gastrointestinal Endoscopy (ESGE) Small Bowel Quality Improvement Committee 2014

Director Trinity Academic Gastroenterology Group (TAGG) Research Centre 2012

Representative Irish Society of Gastroenterology National Clostridium Difficile Guidelines Subgroup Health Protection Surveillance Centre 2012 – 2013

Member Joint Adelaide and Meath and St James's Hospitals Research Ethics Committee 2012 – 2015

Member European Crohn's and Colitis Organisation (ECCO) 2011

Fellow Royal College of Physicians of Ireland 2010

Fellow Royal College Physicians of Edinburgh 2007

University of Dundee, Endoscopy Training Faculty Member 2008 – 2012

Grampian Lead Clinician, NHS Scotland Diagnostics Collaborative Programme 2006 – 2008

Member United European Gastroenterology Federation Trainee Mentor Faculty 2015