
Dr. Declan Gerard Byrne
Clinical Associate Professor, Medical Gerontology
Clinical Associate Professor, School Office - Medicine
Email dgbyrne@tcd.ie PhonePublications and Further Research Outputs
- Cournane S, Byrne D, O'Riordan D, Sheehy N, Silke B, Pattern of Investigation Reflects Risk Profile in Emergency Medical Admissions., Journal of clinical medicine, 4, (5), 2015, p1113-25Journal Article, 2015
- Cournane S, Byrne D, O'Riordan D, Silke B, Factors associated with length of stay following an emergency medical admission., European journal of internal medicine, 26, (4), 2015, p237-42Journal Article, 2015, DOI
- Cournane S, Byrne D, O'Riordan D, Fitzgerald B, Silke B, Chronic disabling disease--impact on outcomes and costs in emergency medical admissions., QJM : monthly journal of the Association of Physicians, 108, (5), 2015, p387-96Journal Article, 2015, DOI
- Cournane S, Byrne D, O'Riordan D, Fitzgerald B, Silke B, The Relationship between Resource Utilization, Clinical Risk and Hospital Costs for Emergency Medical Admissions., Acute medicine, 15, (1), 2016, p7-12Journal Article, 2016
- Romero-Ortuno, R., O'Dwyer, C., Byrne, D., O'Riordan, D., Silke, B., A Risk Index for Geriatric Acute Medical Admissions (RIGAMA), Acute Med, 13, (1), 2014, p6-11Journal Article, 2014
- Rice N, Nugent A, Byrne D, Normand C., Potential of Earlier Detection and Treatment of Disease-Related Malnutrition with Oral Nutrition Supplements to Release Acute Care Bed Capacity., Irish Medical Journal, 109, (6), 2016, p422-Journal Article, 2016
- Sandys, V., Byrne, D., Acute interstitial nephritis secondary to metamizole; The rise of drug tourism, Irish Medical Journal, 109, (7), 2016Journal Article, 2016
- Chotirmall, S.H., Callaly, E., Lyons, J., O'Connell, B., Kelleher, M., Byrne, D., O'Riordan, D., Silke, B., Blood cultures in emergency medical admissions: A key patient cohort, European Journal of Emergency Medicine, 23, (1), 2016, p38-43Journal Article, 2016, DOI
- Cournane, S., Byrne, D., O'riordan, D., Fitzgerald, B., Silke, B., The relationship between resource utilization, clinical risk and hospital costs for emergency medical admissions, Acute Medicine, 15, (1), 2016, p7-12Journal Article, 2016
- Rathore, F., Sultan, N., Byrne, D., AMAU Patient and Carer Satisfaction Survey, Irish medical journal, 108, (6), 2015Journal Article, 2015
- Rathore, F., Sultan, N., Byrne, D., AMAU patient and carer satisfaction survey, Irish Medical Journal, 108, (6), 2015Journal Article, 2015
- Carey, B., O"Carroll-Lolait, C., Donlon, N.E., McDermott, S.J., Lahiff, C., Byrne, D., In-hospital paging systems: An effective method of communication between hospital staff in 2015?, Irish Medical Journal, 108, (9), 2015Journal Article, 2015
- Oh, S., O'Carroll, G., Akintola, A., Byrne, D., BIPAP- Too little, too late?, Irish Medical Journal, 107, (4), 2014Journal Article, 2014
- McCartney, D.M.A., Byrne, D.G., Turner, M.J., Dietary contributors to hypertension in adults reviewed, Irish Journal of Medical Science (1971 -), 2014Journal Article, 2014, DOI
- Akintola, A., Yousset, M., Oh, S., Byrne, D., Liston, R., The burden of cost--admission versus discharge medications., Irish medical journal, 107, (6), 2014Journal Article, 2014
- Rathore, F., Sultan, N., Byrne, D., Tolerance of colonoscopy and questioning its utility in the elderly population, Irish Medical Journal, 107, (8), 2014Journal Article, 2014
- Akintola, A., Liston, R., Byrne, D., Farrelly, J., Unknown knowns - Where did the DAMAs go?, Irish Medical Journal, 106, (4), 2013Journal Article, 2013
- Byrne, D., Silke, B., Acute medical units: Review of evidence, European Journal of Internal Medicine, 22, (4), 2011, p344-347Journal Article, 2011, DOI
- Byrne, D., Ng, K.L., O'Connor, C., Walsh, J., Silke, B., Medical Practitioners Act 2007: The increased medical record burden, Irish Medical Journal, 103, (3), 2010Journal Article, 2010
- Byrne, D., Chung, S.L., Silke, B., Reflections on off hour admissions to ICU, Critical Care, 13, (5), 2009Journal Article, 2009, DOI
- Akintola, A., Youssef, M., Oh, S., Byrne, D., Liston, R., The burden of cost- Admission versus discharge medications, Irish Medical Journal, 107, (6), 2014Journal Article, 2014
- Subbe CP, Kellett J, Barach P, Chaloner C, Cleaver H, Cooksley T, Korsten E, Croke E, Davis E, De Bie AJ, Durham L, Hancock C, Hartin J, Savijn T, Welch J; Crisis Checklist Collaborative, Crisis checklists for in-hospital emergencies: expert consensus, simulation testing and recommendations for a template determined by a multi-institutional and multi-disciplinary learning collaborative., BMC health services research, 2017Journal Article, 2017, DOI
- McCartney, D.M.A., Byrne, D.G., Cantwell, M.M., Turner, M.J., Cancer incidence in Ireland"the possible role of diet, nutrition and lifestyle, Journal of Public Health (Germany), 25, (2), 2017, p197-213Journal Article, 2017
- McCabe, J.J., McElroy, K., Cournane, S., Byrne, D., O'Riordan, D., Fitzgerald, B., Silke, B., Deprivation status and the hospital costs of an emergency medical admission, European Journal of Internal Medicine, 2017Journal Article, 2017, DOI
- Cawley, S., Farrell, S., Byrne, D.G., Turner, M.J., Clune, B., McCartney, D., Pilot evaluation of an online weight management programme, Irish Medical Journal, 110, (1), 2017Journal Article, 2017
- Sandys V, Byrne DG, COKE LIVe: recurrent vasculitis secondary to cocaine contaminated with levamisole., Acute medicine, 2016Journal Article, 2016
- Conway, R., Cournane, S., Byrne, D., O'Riordan, D., Coveney, S., Silke, B., The relationship between social deprivation and a weekend emergency medical admission, Acute Medicine, 15, (3), 2016, p124-129Journal Article, 2016
- Ni Cheallaigh C, Kieran J, Cullivan C, Browne J, Kenny R, Bergin C, Byrne D, Usage of Unscheduled Hospital Care by Homeless Individuals in Dublin, Ireland: A Cross-Sectional Study, BMJ Open, 7, (e016420), 2017Journal Article, 2017, DOI , URL
- Byrne D, Silke B, Reflections on 'Validation of MARS' QJM March 2018., QJM : monthly journal of the Association of Physicians, 2018Journal Article, 2018, DOI , URL
- Daly PA, Nolan C, Green A, Ormiston W, Cody N, McDevitt T, O'hIci B, Byrne D, McDermott E, Carney DN, O'Higgins N, Barton DE, Predictive testing for BRCA1 and 2 mutations: a male contribution., Annals of oncology : official journal of the European Society for Medical Oncology, 2003Journal Article, 2003
- Byrne DG, Casey MC, Cunningham C, Coakley D, & Walsh JB, Clinical utility of 24-hour urinary calcium measurement in the assessment of bone breakdown, Age and Ageing , British Geriatric Society Meeting 2004, 34, (S2), 2004, ppii5-Published Abstract, 2004
- Byrne D, O'Neill D & O'Shea D, Role of Telecare & Assistive Technology in Facilitating Home Living, Irish Journal of Medical Science, 176, (6), 2007, pp266Published Abstract, 2007
- Byrne D, E McDermott, L Murphy, G Hughes, JJ Barry, R Doyle, M Crowe, & D O'Shea, Recent discharge to extended nursing care as a marker of life expectancy- implications for health care delivery., Irish Medical Journal, 177, (9), 2008, pp44Published Abstract, 2008
- Byrne D, E McDermott, L Murphy, G Hughes, JJ Barry, R Doyle, M Crowe, & D O'Shea, Recent discharge to extended nursing care as a marker of life expectancy- implications for health care delivery., Irish Medical Journal, 177, (9), 2008, pp44Published Abstract, 2008
- E McGovern, D Byrne, E Wallace, G Hughes, M Crowe, & D O'Shea, The case for online Geriatric Medicine Consultation Referrals a teaching hospital, Irish Medical Journal, 177, (9), 2008, pp46Published Abstract, 2008
- Byrne DG & Silke B, The influence of age on outcomes for admissions to an acute medical assessment unit, Age and Ageing, 39, (2), 2010, pp72Published Abstract, 2010
- Byrne D & O'Shea D, Rapid access blackout clinics: a priority for the elderly., British Journal of Cardiology, 16, (1), 2009, p7 - 8Journal Article, 2009
- Byrne, D.G, Problem Solving in Obstetrics and Gynaecology: Antenatal Diagnosis., Trinity Student Medical Journal, 1, (1), 2000, p40 - 45Journal Article, 2000
- Byrne D.G., Mathias P.M., & Male-Kawuma M, The role of Nutritional support in the clinical management of HIV infection, Irish Journal of Medical Science, 168, (3), 1999, pp34-35Published Abstract, 1999
- Byrne D.G., Mathias P.M., Mulvaney M., & Male-Kawuma M, The effect of nutritional intervention on weight gain and symptomatology in HIV positive patients., Proceedings of the Nutrition Society, 58, 1999, pp145Published Abstract, 1999
- Byrne D.G., Mathias P.M., & Male-Kawuma M, The role of Nutritional support in the clinical management of HIV infection, Irish Journal of Medical Science, 168, (3), 1999, pp34-35Published Abstract, 1999
- Mag Uidhir F, Ryan S, Byrne, Browne JG, Sedatives Usage in Inpatient Fallers in an Acute Hospital, Age and Ageing, 46, (3), 2017, ppiii13-iii5Published Abstract, 2017
- Mag Uidhir F, Ryan S, Byrne D, Browne JG, Review of Medication in Inpatient Fallers in the Acute Hospital, Age and Ageing, 46, (3), 2017, ppiii13-iii59Published Abstract, 2017, DOI
- Trousdell J, O'Broin C, HanniganO, Byrne D, Browne JG, Kieran J, Flu and Far Between' - Evaluation of Influenza Vaccination among Eligible Patients with Prolonged In-hospital Stay., Age and Ageing, 46, (3), 2017, ppiii13-iii59Published Abstract, 2017, DOI
- O Brien E, Ní Cheallaigh C, Akasheh N, Browne JG, Byrne D, DEVELOPMENT OF AN ELECTRONIC FRAILTY INDEX USING ELECTRONIC HEALTH RECORD DATA AS A PREDICTOR OF OUTCOMES IN ACUTE ADMISSIONS, Age and Ageing, 45, (2), 2016, pii1-ii12Journal Article, 2016, DOI
- Browne JG, Byrne DG, Liston R, McManus J, Higgins T, An audit of acute fracture admissions to a peripheral hospital over a 2-year period, Irish Journal of Medical Science, 180, 2011, ppS346-S346Published Abstract, 2011
- Mahon J. H, Byrne D, Fallon N, Casey MC. Walsh JB, Clinical profile of patients with inflammatory bowel disease attending a bone health , Bone, 48, (2), 2011Published Abstract, 2011
- Mahon JH, Crosby DMchugh A, Byrne D, Cunningham C, Getting geriatric medicine involved: investigation into the usage of a medicine for the elderly consultation service, Irish Journal of Medical Science, 180, 2011, pp361 - 362Published Abstract, 2011
- Cahill D, Akintola B, Byrne D, Liston R, Higgins T, McManus J., Prevalence of Intra-cranial Bleeds at a General Hospital from 2008 to 2010, Irish Journal of Medical Science , 182, 2013, ppS228-S228Published Abstract, 2013
- Byrne DG, Macavin MJ, Teeling M, Bennett K, The Effect of the Introduction of a Line Extension and Generic Competition on Prescribing within the Osteoporosis Market Segment, Irish Journal of Medical Science, 182, 2013, ppS209-S210Published Abstract, 2013
- Ni Cheallaigh C, Cullivan S, Browne JG, Akasheh N, Kieran J, Byrne DG, HOMELESSNESS IS ASSOCIATED WITH PREMATURE ONSET OF MULTIMORBIDITY AND INCREASED USAGE OF ACUTE HOSPITAL SERVICES, Age and Ageing, 45, (2), 2016, pp:ii13.150-ii56Published Abstract, 2016, DOI
- McCartney DM, Byrne DG, Optimisation of Vitamin D Status for Enhanced Immuno-protection Against Covid-19., Irish medical journal, 2020Journal Article, 2020
- McCartney DM, O'Shea PM, Faul JL, Healy MJ, Byrne G, Griffin TP, Walsh JB, Byrne DG, Kenny RA., Vitamin D and SARS-CoV-2 infection-evolution of evidence supporting clinical practice and policy development : A position statement from the Covit-D Consortium., Ir J Med Sci, 2020Journal Article, 2020, DOI
- Conway R, Byrne D, Cournane S, O'Riordan D, Silke B, The Problems with Risk Prediction during an Emergency Medical Admission Using Laboratory Data - Evidence from Potassium., Acute medicine, 2019Journal Article, 2019
- Liam Townsend, Adam H. Dyer, Patrick McCluskey, Kate O"Brien, Joanne Dowds, Eamon Laird, Ciaran Bannan, Nollaig M. Bourke, Cliona Ní Cheallaigh, Declan G. Byrne, Rose Anne Kenny, Investigating the Relationship between Vitamin D and Persistent Symptoms Following SARS-CoV-2 Infection, Nutrients, 13, (7), 2021, p2430Journal Article, 2021, DOI
- Conway R., Byrne D., O'Riordan D., Silke B., Non"Specific Clinical Presentations are Not Prognostic and do not Anticipate Hospital Length of Stay or Resource Utilization, European Journal of Internal Medicine, 2021Journal Article, 2021, DOI
- Silke, Bernard, Cournane, Sean, Byrne, Declan, Conway, Richard, O'Riordan, Deirdre, Air pollution and age: Do older persons suffer more?, Environmental Disease, 5, (2), 2020, p44Journal Article, 2020, DOI
- Walsh, J.B. and McCartney, D.M. and Laird, Ã . and McCarroll, K. and Byrne, D.G. and Healy, M. and Oâ Shea, P.M. and Kenny, R.A. and Faul, J.L., Title: Understanding a Low Vitamin D State in the Context of COVID-19, Frontiers in Pharmacology, 13, (835480), 2022Journal Article, 2022, DOI , URL , TARA - Full Text
- Richard Conway and and Declan Byrne and Deirdre O'Riordan and Bernard Silke and and and, The `Unwell" clinical presentation" an opportunity for admission avoidance?, Acute Medicine Journal, 21, (1), 2022, p12--18Journal Article, 2022, DOI
- McLoughlin R., Byrne D.G., McCartney D., Pilot study: Use of a novel portion control device and dietetic app in a six-week weight management intervention, Proceedings of the Nutrition Society, 81, (4), 2022Journal Article, 2022, DOI
- Philippa White, Richard Conway, Declan Byrne, Deirdre O"Riordan, Bernard Silke, The effects of temperature and humidity on mortality in acute medical admissions, European Journal of Environment and Public Health, 7, (1), 2023, pem0123Journal Article, 2023
- Rajendran, Nithya, Rameli, Puteri Maisarah, Malomo, Keneilwe, Byrne, Declan, Browne, Joseph, Ntlholang, Ontefetse, Time-to-Event Analysis of Factors Influencing Delay in Discharge from a Subacute Complex Discharge Unit during the First Year of the Pandemic (2020) in an Irish Tertiary Centre Hospital, Healthcare, 11, (4), 2023, p627Journal Article, 2023
- Power, Lauren, de van der Schueren, Marian A. E., Leij-Halfwerk, Susanne, Bauer, Juergen, Clarke, Michelle, Visser, Marjolein, Volkert, Dorothee, Bardon, Laura, Gibney, Eileen, Corish, Clare A., Brennan, Lorraine, Byrne, Declan, Courtney, Amanda, De Vito, Giuseppe, Egan, Brendan, Flanagan, Grainne, Healy, Laura, Hever, Ann, Kearney, John, Kennelly, Sharon, Laird, Eamon, McCartney, Daniel, Molloy, Anne, Murphy, Caoileann, Murrin, Celine, O'Connor, Deirdre, O'Connor, Eibhlis, O'Donoghue, Niamh, O'Sullivan, Aifric, O'Sullivan, Maria, Rice, Niamh, Roche, Helen, Smuts, Karla, Sugrue, Sheila, Sui, Jessica, Walsh, Declan, Harris, Aisling, Kielthy, Shauna, Development and application of a scoring system to rate malnutrition screening tools used in older adults in community and healthcare settings - A MaNuEL study, Clinical Nutrition, 38, (4), 2019, p1807-1819Journal Article, 2019
- De Bie, A. J. R., Subbe, C. P., Bezemer, R., Cooksley, T., Kellett, J. G., Holland, M., Bouwman, R. A., Bindels, A. J. G. H., Korsten, H. H. M., Barach, Paul, Beaugrand, Helene, Breen, Dorothy, Byrne, Declan, Chalmers, Catriona, Cleaver, Hayley, Croke, Eilish, Davis, Elinor, Donnelly, Peter, Dunne, Eimhin, Durham, Lesley, Ellis, Bryn, Goel, Rohan, Hancock, Chris, Hartin, Jillian, Hinge, Denise, Hueske-Kraus, Dirk, Kennelly, Sean, Lighthall, Geoffrey, Lunn, Rebecca, Mueller, Michael, O'Dwyer, Clodagh, O'Mahony, Kerian, Paice, Nigel, Roberts, Lisa, Savijn, Tracy, Thomas, Dafydd, Walsh, Richard, Weber, Frank, Welch, John, Woodworth, Simon, Brabrand, Mikkel, Differences in identification of patients' deterioration may hamper the success of clinical escalation protocols, QJM - Monthly Journal of the Association of Physicians, 112, (7), 2019, p497-504Journal Article, 2019
- Chapman, Lucy, Hannigan, Oisin, Courtney, Grainne, Cunningham, Conal, Byrne, Declan, IMPLEMENTATION OF A FORMALISED WEEKEND HOSPITAL HANDOVER PROCESS, Age and Ageing, 48, (Supplement_3), 2019, piii17-iii65Journal Article, 2019
- Claffey, Paul, McNicholas, Triona, Briggs, Robert, Murphy, Carol, Harbison, Joseph, Casey, Miriam, Robinson, David, McCarroll, Kevin, Lannon, Rosaleen, Kenny, Rose Anne, Byrne, Declan, Cunningham, Conal, THE IMPACT OF ACUTE SPECIALISED GERIATRIC TAKE IN A LARGE TEACHING HOSPITAL OVER THREE YEARS, Age and Ageing, 47, (suppl_5), 2018, pv13-v60Journal Article, 2018
- Mag Uidhir, Fionn, Ryan, Selina, Byrne, Declan, Browne, Joseph, 268A Review of Medication in Inpatient Fallers in the Acute Hospital, Age and Ageing, 46, (Suppl_3), 2017, piii13-iii59Journal Article, 2017
- Mag Uidhir, Fionn, Ryan, Selina, Byrne, Declan, Browne, Joseph, 270Sedatives Usage in Inpatient Fallers in an Acute Hospital, Age and Ageing, 46, (Suppl_3), 2017, piii13-iii59Journal Article, 2017
- Trousdell, Jennifer, O"Broin, Cathal, Hannigan, Oisín, Browne, Joseph, Byrne, Declan, Kieran, Jennifer, 297`Flu and Far Between" - Evaluation of Influenza Vaccination among Eligible Patients with Prolonged In-hospital Stay., Age and Ageing, 46, (Suppl_3), 2017, piii13-iii59Journal Article, 2017
- , IGS Abstracts 2012, Irish Journal of Medical Science, 181, (S7), 2012, p191-299Journal Article, 2012
- Byrne DG, Chung SL, Bennett K, Silke B., Age and outcome in acute emergency medical admissions. , Age and Aging, 39, 2010, p694 - 698Journal Article, 2010, DOI
- Mulroy M, O'Keeffe L, Byrne D, Coakley D, Casey M, Walsh B, Harbison J, Cunningham C., Medical complications and outcomes at an onsite rehabilitation unit for older people. , Irish Journal of Medical Science, 182, (3), 2013, p499-502.Journal Article, 2013, DOI
- Byrne D.G., Mathias P.M., Mulvaney M., & Male-Kawuma M, The effect of Nutritional supplementation on the clinical management of patients with HIV in rural Uganda, Proceedings of the 3rd International Meeting on Nutrition and HIV Infection:, 3rd International Meeting on Nutrition and HIV Infection, |Macedonia, 1999, pp45 - 46Published Abstract
- Doherty G, Smith D, Byrne D, & Courtney G, The Evolution of a liver Biopsy Service in a General Hospital., Proceedings of the Irish Society of Gastroenterology,, Irish Society of Gastroenterology National Meeting, 2001, 2001Published Abstract
- Rock K, Byrne D, Crowe M, Hughes G, Barry JJ, O'Shea D, The case for an 'at-risk' register., Irish Medical Journal, 177, (9), 2008, pp29.Published Abstract
- O'Connor C, Byrne D, Walsh J, O'Riordan D & Silke B, Can a test order have prognostic implications? , Society for Acute Medicine 3rd International Conference, Birmingham , October 2009, 2009Oral Presentation
- Byrne D, Chung S, O'Riordan D & Silke B, Out of hours admissions are associated with an increased risk of mortality in an acute medical admissions unit in a teaching hospital, Society for Acute Medicine 3rd International Conference, Birmingham, October 2009, 2009Oral Presentation
- Walsh JB & Byrne DG, Secondary Prevention of Stroke, Forum, 95, 2005, p92 - 96Review Article
Research Expertise
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TitleMalnutrition in the ElderlySummaryFunding AgencyFunded through a virtual common pot modelDate FromMarch 2016Date ToSeptember 2018
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TitleONS Pres:How can a multi-disciplinary prescribing strategy support appropriate prescribing of oral nutritional supplements (ONS) by Irish general practitioners (GPs)?SummaryQuantitative and qualitative review of factors impacting on management of malnutrition and prescribing oral nutrition supplements. Utilisation of PCRS database to identify prescribing trends. Focus group work with GP's and patients to identify attitudes, beliefs and behaviours around the management of Malnutrition.Funding AgencyHRBDate From2018Date ToDate
Nutrition and dietetics, Medical, health and life sciences, Health services and systems, Public health, Other basic medicine and life sciences, Other clinical medicine,
Recognition
- Human Nutrition Course Directors Prize 1995
- Wyeth Award for Academic Excellence 2000
- St. James's Hospital Clinical Teacher of the Year Award 2015
- JS Prichard Memorial Prize for Clinical Teaching 2005
- Member of the Irish Gerontological Society Date
- Member of the Society for Acute Medicine Date
- Fellow of the Royal College of Physicians of Ireland Date
- Member of the British Geriatric Society Date
- Fellow of the Faculty of Pharmaceutical Medicine (UK)
- Fellow of the Faculty of Sports and Exercise Medicine
- Member of the Irish Nutrition and Dietetic Institute Date
- Fellow of the Royal College of Physicians of Edinburgh
- Chairman of the Steering Committee of the Dementia Services Information and Development Centre May 2014
- Chairman of the Board of Directors of the Irish Nutrition and Dietetic Institute April 2014
- Member of the HSE Medicines Sustainability Programme March 2024
- Chairman of the National Nutrition Guideline Development Group (National Clinical Effectiveness committee) June 2017
- Member of Council of the Royal College of Physicians of Ireland November 2017
- Member of the Global Health Strategic Working Group of the Forum of Irish Postgradaute Training Bodies December 2018
- Member of the the HSE Nutrition Joint Steering and Clinical Advisory Committee 2018