Professor Barbara Ryan

Professor Barbara Ryan

Clinical Professor, Clinical Medicine


Publications and Further Research Outputs

  • Ryan BM, Stockbrugger RW, Ryan JM., TIPS for gastric varices. , Gut, 52, 2003, p772 - 773Journal Article, 2003
  • Ryan B.M, Weir D.G, Relevance of folate metabolism in the pathogenesis of colorectal cancer, Journal of Laboratory and Clinical Medicine, 138, (3), 2001, p164 - 176Journal Article, 2001, DOI , URL
  • Ryan J.M, Kelsey P, Ryan B.M, Mueller P.R, Alendronate-induced esophagitis: Case report of a recently recognized form of severe esophagitis with esophageal stricture - Radiographic features, Radiology, 206, (2), 1998, p389 - 391Journal Article, 1998, URL
  • Ryan B.M, Russel M.G.V.M, Schurgers L, Wichers M, Sijbrandij J, Stockbrugger R.W, Schoon E, Effect of antitumour necrosis factor- therapy on bone turnover in patients with active Crohn's disease: A prospective study, Alimentary Pharmacology and Therapeutics, 20, (8), 2004, p851 - 857Journal Article, 2004, DOI , URL
  • Ryan B.M, Russel M.G.V.M, Langholz E, Stockbrugger R.W, Aminosalicylates and colorectal cancer in IBD: A not-so bitter pill to swallow, American Journal of Gastroenterology, 98, (8), 2003, p1682 - 1687Journal Article, 2003, DOI , URL
  • Veerappan S.G, O'Morain C.A, Daly J.S, Ryan B.M, The effects of antitumour necrosis factor- on bone metabolism in inflammatory bowel disease, Alimentary Pharmacology and Therapeutics, 33, (12), 2011, p1261 - 1272Journal Article, 2011, DOI , URL
  • De Vries G.J, Ryan B.M, De Bivre M, Driessen A, Stockbrugger R.W, Koek G.H, Cirrhosis related chylous ascites successfully treated with TIPS, European Journal of Gastroenterology and Hepatology, 17, (4), 2005, p463 - 466Journal Article, 2005, DOI , URL
  • Wolters F, Ryan B, Beets-Tan R, Dejong C, Delayed massive hemobilia after biliary stenting, Endoscopy, 35, (11), 2003, p976 - 977Journal Article, 2003, DOI , URL
  • Russel M.G.V.M, Ryan B.M, Dagnelie P.C, De Rooij M, Sijbrandij J, Feleus A, Hesselink M, Muris J.W, Stockbrugger R, Insurance problems among inflammatory bowel disease patients: Results of a Dutch population based study, Gut, 52, (3), 2003, p358 - 362Journal Article, 2003, DOI , URL
  • O'Donnell S, O'Sullivan M, O'Morain C.A, Ryan B.M, The clinical significance of antimicrobial serologic responses within an Irish Crohn's disease population, European Journal of Gastroenterology and Hepatology, 25, (12), 2013, p1464 - 1469Journal Article, 2013, DOI , URL
  • O'Donnell S, Kelly O.B, Breslin N, Ryan B.M, O'Connor H.J, Swan N, O'Morain C.A, Eosinophilic oesophagitis: An Irish experience, European Journal of Gastroenterology and Hepatology, 23, (12), 2011, p1116 - 1121Journal Article, 2011, DOI , URL
  • Lo G.-H, Lai K.-H, Ryan B.M, Stockbrugger R.W, Ryan J.M, Should GOV1 be treated as for esophageal varices? [2] (multiple letters), Gastroenterology, 127, (3), 2004, p1014 - 1015Journal Article, 2004, DOI , URL
  • O'Donnell S, Qasim A, Ryan B.M, O'Connor H.J, Breslin N, O'Morain C.A, The role of capsule endoscopy in small bowel Crohn's disease, Journal of Crohn's and Colitis, 3, (4), 2009, p282 - 286Journal Article, 2009, DOI , URL
  • Ryan B.M, Stockbrugger R.W, Ryan J.M, Tripathi D, Therapondos G, Hayes P.C, Redhead D.N, Tips for gastric varices [7] (multiple letters), Gut, 52, (5), 2003, p772-Journal Article, 2003, DOI , URL
  • O'Donnell S, Crotty P.L, O'Sullivan M, Breslin N, O'Connor H.J, O'Morain C.A, Ryan B.M, Isolated active ileitis: Is it a mild subtype of Crohn's disease?, Inflammatory Bowel Diseases, 19, (9), 2013, p1815 - 1822Journal Article, 2013, DOI , URL
  • Ryan B.M, Murphy G, O'Morain C.A, Host cytokine responses to Helicobacter pylori: An important determinant of clinical outcome, Irish Journal of Medical Science, 170, (2), 2001, p90 - 91Journal Article, 2001, URL
  • Veerappan S.G, Healy M, Walsh B.J, O Morain C.A, Daly J.S, Ryan B.M, Adalimumab Therapy Has a Beneficial Effect on Bone Metabolism in Patients with Crohn s Disease, Digestive Diseases and Sciences, 60, (7), 2015, p2119 - 2129Journal Article, 2015, DOI , URL
  • Thornhill J.A, Long R.M, Neary P, O'Connor H.J, Ryan B, Fraser I, The pitfalls of treating anorectal conditions after radiotherapy for prostate cancer., Irish medical journal, 105, (3), 2012, p91 - 93Journal Article, 2012, URL
  • 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 & hepatology, 28, (2), 2016, p217-21Journal Article, 2016, DOI
  • Stack R, Parihar V, Ryan B, Alakkari A, CMV pneumonitis in an immunosuppressed Crohn's disease patient., QJM : monthly journal of the Association of Physicians, 2016Journal Article, 2016, DOI
  • Hall B, 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 & colitis, 8, (12), 2014, p1601-9Journal Article, 2014, DOI
  • N Chonchubhair HM, O Shea B,, Kavanagh DO, Ryan BM, Duggan SN, Conlon KC, 2. Chronic pancreatitis in primary and hospital-based care in Ireland: The management of an orphan disease, Journal of the Pancreas, 17, (4), 2016, p216 - 222Journal Article, 2016
  • V Parihar, R Stack, A Alakkiri, BM Ryan, A case of incidental diagnosis of renal cell carcinoma by endoscopic ultrasound, Journal of gastric disorders and therapy, 2, (4), 2016, p125 - 126Journal Article, 2016, DOI
  • 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 - 871Journal 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 - 1159Journal Article, 2017, 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 - 292Journal Article, 2017, DOI
  • Parihar V, Ridgway PF, Conlon, KC, Huggett M, Ryan BM, 7. The Role of Endoscopic Intervention in the Management of Inflammatory Pancreatic Fluid Collections. , European Journal of Gastroenterology and Hepatology, Apr;29, (4), 2017, p371 - 379Journal Article, 2017, DOI
  • Ryan BM, Venkatachalapathy SV, Huggett MT, Safety of lumen-apposing metal stents (LAMS) for pancreatic fluid collection drainage, Gut, Dec 16 , (EPub ahead of print), 2016Journal Article, 2016
  • Stack R, McLoughlin J, Gillis A, Ryan BM, Post-ERCP Emphysematous cholecystitis in a young woman: A rare and potentially fatal complication, Case Reports in Gastrointestinal Medicine, (March), 2017, pdoi: 10.1155/2017/1971457Journal Article, 2017, DOI
  • Alakkari A, Stack R, Parihar V, Crowther S, Ryan B, Acute granulomatous hepatitis in an immunosuppressed patient secondary to Q fever, Quarterly Journal Of Medicine, (May 26 [Epub]), 2017, pdoi: 10.1093/qjmed/hcx 105Journal Article, 2017
  • 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 center, JGH Open, 1, (1), 2017, p4 - 10Journal Article, 2017, DOI
  • Memba R and Duggan SN and Ni Chonchubhair HM and Griffin OM and Bashir Y and O'Connor DB and Murphy A and McMahon J and Volcov Y and Ryan BM and Conlon KC, The potential role of gut microbiota in pancreatic disease: A systematic review., Pancreatology : official journal of the International Association of Pancreatology (IAP) ... [et al.], 2017Journal Article, 2017, DOI
  • N Chonchubhair HM, Bashir Y, Dobson M, Ryan BM, Duggan SN, Conlon KC, The prevalence of small intestinal bacterial overgrowth in non-surgical patients with chronic pancreatitis and pancreatic exocrine insufficiency (PEI)., Pancreatology : official journal of the International Association of Pancreatology (IAP) ... [et al.], 2018Journal Article, 2018, DOI
  • Veerappan SG, Healy M, Walsh B, O'Morain CA, Daly JS, Ryan BM, A 1-year prospective study of the effect of infliximab on bone metabolism in inflammatory bowel disease patients., European journal of gastroenterology & hepatology, 2016Journal Article, 2016
  • Maung SW, Desmond R, McHugh J, Ryan B, Neary P, Jeffers M, Enright H, A coincidence or a rare occurrence? A case of plasmablastic lymphoma of the small intestines following infliximab treatment for Crohn's disease., Annals of hematology, 2015Journal Article, 2015
  • Sandborn WJ, Feagan BG, Rutgeerts P, Hanauer S, Colombel JF, Sands BE, Lukas M, Fedorak RN, Lee S, Bressler B, Fox I, Rosario M, Sankoh S, Xu J, GEMINI 2 Study Group, Vedolizumab as induction and maintenance therapy for Crohn's disease., The New England journal of medicine, 2013Journal Article, 2013
  • Feagan BG, Rutgeerts P, Sands BE, Hanauer S, Colombel JF, Sandborn WJ, Van Assche G, Axler J, Kim HJ, Danese S, Fox I, Milch C, Sankoh S, Wyant T, GEMINI 1 Study Group, Vedolizumab as induction and maintenance therapy for ulcerative colitis., The New England journal of medicine, 2013Journal Article, 2013
  • Teo M, Ryan B, Swan N, McDermott RS, A Case of Metastatic Renal Cell Cancer Presenting as Jaundice., World journal of oncology, 2010Journal Article, 2010
  • O'Morain N, O'Gorman S, McNamara D & Ryan B., Patients' attitudes toward treatment withdrawal in inflammatory bowel disease., Scandinavian Journal of Gastroenterology, 53, (10-11), 2018, p1428-Journal Article, 2018, DOI
  • Ryan BM, Romberg M, Wolters F, Stockbrugger RW, Extensive forearm deep venous thrombosis following a severe infliximab infusion reaction., European journal of gastroenterology & hepatology, 2004Journal Article, 2004
  • Ryan JM, Ryan BM, Smith TP, Antibiotic prophylaxis in interventional radiology., 2004Meeting Abstract, 2004
  • Ryan BM, Stockbrugger RW, Ryan JM, A pathophysiologic, gastroenterologic, and radiologic approach to the management of gastric varices., Gastroenterology, 2004Journal Article, 2004
  • Ryan, J.M., Ryan, B.M., Smith, T.P., Antibiotic prophylaxis in interventional radiology, Journal of Vascular and Interventional Radiology, 15, (6), 2004, p547-556Journal Article, 2004
  • Callaghan GM, Kelleher FC, Ridgway PF, Crowther S, Alakkari A, Ryan BM, A Case of Primary Gastric Melanoma Exhibiting a Rare BRAF V600R Mutation., European journal of case reports in internal medicine, 2018Journal Article, 2018
  • Venkatachalapathy SV, Bekkali N, Pereira S, Johnson G, Oppong K, Nayar M, Leeds J, Paranandi B, Penman I, Carroll N, Godfrey E, James M, Aithal G, McKay C, Devlin J, Wong T, Makin A, Ryan B, Huggett M., Multicenter experience from the UK and Ireland of use of lumen-apposing metal stent for transluminal drainage of pancreatic fluid collections., Endoscopy international open, 6, (3), 2018, pE259-E265Journal Article, 2018, DOI
  • Mohan LJ, Daly JS, Ryan BM, Ramtoola Z., The future of nanomedicine in optimising the treatment of inflammatory bowel disease., Scandinavian journal of gastroenterology, 2019, p1-9Journal Article, 2019, DOI
  • Delaney S, O'Connor G, Reardon W, Murphy SJX, Tierney S, Ryan BM, Delaney H, Doherty CP, Guiney M, Brennan P, Tobin WO, McCabe DJH., Extracranial and Intracranial Vasculopathy With "Moyamoya Phenomenon" in Association With Alagille Syndrome., Frontiers in neurology, 9, 2019, p1194Journal Article, 2019, DOI , TARA - Full Text
  • O'Morain N, Kumar L, O'Carroll Lolait C, Ryan B, Infliximab induced cardiac tamponade, Irish Medical Journal, 112, (3), 2019, p902Journal Article, 2019
  • Fennessy, A M, Hanna, C, Breslin, N, Mc Namara, D, Anwar, S, O'Connor, A, Ryan, B M, P581 Complementary and alternative therapies for inflammatory bowel disease, 13, (Supplement_1), 2019, ppS405-S406Meeting Abstract, 2019, DOI
  • O'Connell, J, Ismail, M S, McCormack, M, McDonagh, P, Argue, R, Breslin, N, Crowley, V, Cullen, G, Doherty, G A, Dunne, C, Hartery, K, MacCarthy, F, McKiernan, S, Mulcahy, H, O'Connor, A, O'Morain, C, Ryan, B, Sheridan, J, Healy, M, McNamara, D, Kevans, D, P401 Association between induction vedolizumab drug levels and therapy outcome in inflammatory bowel disease, 13, (Supplement_1), 2019, ppS308-S309Meeting Abstract, 2019, DOI
  • Parihar, Vikrant, Sopheno-Falco, Julia, Maheshwari, Pardeep, O'Moran, Neil, Graziadei, Vivien, O'GradyWalshe, Aishling, O'Dwyer, Orla, Kumar, Lakshman, Fennessy, Sean, Breslin, Niall, Ryan, BarbaraM., McNamara, Deirdre, Adherence to European Polypectomy Guidelines: Retrospective Experience from a Tertiary Irish Hospital, Gastrointestinal Tumors, 5, (3-4), 2019, p82-89Journal Article, 2019, DOI
  • O'Morain, Neil, Shahin, Ammar, Ryan, Barbara, McNamara, Deirdre, Mo1690 CHROMOENDOSCOPY POST-EMR REDUCES THE RATE OF INCOMPLETE POLYP RESECTION, 87, (6), 2018, ppAB480Meeting Abstract, 2018, DOI
  • Stack, R, O'Brien, C, Nuzum, T, Kumar, L, Maheshwari, P, Breslin, N, Ryan, B, O'Connor, A, Murphy, I, Mc Namara, D, P259 Measures of predicting inflammatory and fibrotic strictures in Crohn"s disease patients using magnetic resonance, 12, (supplement_1), 2018, ppS231-S232Meeting Abstract, 2018, DOI
  • Judge, C, McGettigan, N, Ryan, T, Hazel, K, Singh, P, Parihar, V, Stack, R, O'Connor, A, Dunne, C, Cullen, G, Egan, L, Harewood, G, MacCarthy, F, McKiernan, S, Mulcahy, H, Murray, F, Patchett, S, Sheridan, J, Trevian, D, Breslin, N, Farrell, R, Keohane, J, Kelly, O, McNamara, D, Ryan, B, Smyth, C, O'Morain, C, Sengupta, S, Slattery, E, Doherty, G, Kevans, D, O'Toole, A, P597 Effectiveness and safety of vedolizumab therapy in an ulcerative colitis cohort with significant prior anti-TNF exposure, 12, (supplement_1), 2018, ppS410-S411Meeting Abstract, 2018, DOI
  • O'Morain, N, Farrell, G, Hanly, M, Veerappan, S, McNamara, D, Breslin, N, O'Morain, C, Healy, M, Ryan, B, P463 Long-term effects of anti-TNF therapy on bone metabolism, 12, (supplement_1), 2018, ppS339-S339Meeting Abstract, 2018, DOI
  • Christopher, B, Altamimi, K, Campbell, N, Rynne-Lyons, R, Alakkari, A, O'Connor, A, McNamara, D, Breslin, N, Ryan, B, P412 White cell count (WCC) and mean corpuscular volume (MCV) as surrogate markers for thiopurine monitoring in inflammatory bowel disease (IBD) treatment: A single-centre experience, 12, (supplement_1), 2018, ppS312-S313Meeting Abstract, 2018, DOI
  • Castro, Patricia Dominguez, Harkin, Grace, Hussey, Mary, Christopher, Brian, Kiat, Clifford, Chin, Jun Liong, McNamara, Deirdre, MacMathuna, Padraic, Egan, Brian J., Ryan, Barbara, Kevans, David, Farrell, Richard, Byrnes, Valerie, McManus, Ross, Pattern of Thyroid Disease Presentation in a Cohort of Celiac Patients Diagnosed from 1960-2015, 152, (5), 2017, ppS484Meeting Abstract, 2017, DOI
  • Castro, Patricia Dominguez, Harkin, Grace, Hussey, Mary, Christopher, Brian, Kiat, Clifford, Chin, Jun Liong, McNamara, Deirdre, MacMathuna, Padraic, Egan, Brian J., Ryan, Barbara, Kevans, David, Farrell, Richard, Byrnes, Valerie, McManus, Ross, Co-Existence of Celiac Disease and other Immune-Mediated Conditions in Celiac Patients, 152, (5), 2017, ppS483-S484Meeting Abstract, 2017, DOI
  • Rowan, C.R., 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., Ryan, B., P594 Ustekinumab treatment effectiveness in clinical practice " a multicentre retrospective review of long-term outcomes in Crohn's disease, 11, (suppl_1), 2017, ppS383-S384Meeting Abstract, 2017, DOI
  • Tighe, D., Breslin, N., Ryan, B., McNamara, D., P602 Clinical/biochemical predictors of response to anti-TNFa therapies in a tertiary referral centre, 11, (suppl_1), 2017, ppS386-S387Meeting Abstract, 2017, DOI
  • Stack, R., Ridgeway, L., Moran, N., Breslin, N., Ryan, B., Mc Namara, D., P276 A snap-shot review of small bowel capsule endoscopy in the setting of inflammatory bowel disease, 11, (suppl_1), 2017, ppS218-S218Meeting Abstract, 2017, DOI
  • O'Connell, J., Rowan, C., Chan, G., Harkin, G., Parihar, V., Layden, J., Patchett, S., Stack, R., MacMathuna, P., O'Toole, A., Ryan, B., MacCarthy, F., McKiernan, S., Doherty, G., Eagan, L., Kevans, D., P403 Golimumab therapy for ulcerative colitis " anIrish multicentre experience, 11, (suppl_1), 2017, ppS282-S282Meeting Abstract, 2017, DOI
  • Mohamed, G., Crotty, P., McNamara, D., Breslin, N., Ryan, B.M., P208 Long term follow up of lymphocytic colitis patients, 11, (suppl_1), 2017, ppS181-S182Meeting Abstract, 2017, DOI
  • Venkatachalapathy, SV, Makin, A, Pereira, SP, Johnson, GJ, Bekkali, N, Penman, I, Oppong, KW, Nayar, MK, Carroll, NR, Godfrey, EM, Ryan, BM, Parihar, V, McKay, CJ, Huggett, MT, OC-073"The First Multicentre Experience from The UK and Ireland of the Use of the Hot Axios System for Transluminal Drainage of Pancreatic Fluid Collections, 65, (Suppl 1), 2016, ppA44.1-A44Meeting Abstract, 2016, DOI
  • Venkatachalapathy, Suresh Vasan, Makin, Alistair, Pereira, Stephen P., Johnson, Gavin J., Bekkali, Noor, Penman, Ian, Oppong, Kofi W., Nayar, Manu K., Carroll, Nicholas R., Godfrey, Edmund M., Ryan, Barbara M., Parihar, Vikrant, Huggett, Matthew T., The first multicentre experience from the UK and Ireland of the use of the hot AXIOS system for transluminal drainage of pancreatic fluid collections, 16, (3), 2016, ppS105Meeting Abstract, 2016, DOI
  • Hussey, Mary, McGarrigle, Robert, Kennedy, Una, Holleran, Grainne, Kevans, David, Breslin, Niall, Ryan, Barbara, Mahmud, Nasir, McNamara, Deirdre, Sa1246 Long Term Assessment of Clinical Response to Adalimumab Therapy in Refractory Ulcerative Colitis, 148, (4), 2015, ppS-268Meeting Abstract, 2015, DOI
  • Burska, S, Ryan, B, MUSCULOSKELETAL SYMPTOMS AMONGST ENDOSCOPISTS, 62, (Suppl 2), 2013, ppA45.1-A45Meeting Abstract, 2013, DOI
  • 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 HAEMOCHROMATOSIS CLINIC, 62, (Suppl 2), 2013, ppA28.3-A29Meeting Abstract, 2013, DOI
  • Alakkari, A, Leen, R, Breslin, N, Ryan, B, DIAGNOSTIC YIELD OF FOCUSED ENDOSCOPIC ULTRASOUND EXAMINATION OF THE BILIARY TREE IN A TERTIARY REFERRAL CENTRE, 62, (Suppl 2), 2013, ppA28.2-A28Meeting Abstract, 2013, DOI
  • O'Connor, Anthony, Alakkari, Alaa, Ryan, Barbara M., Breslin, Niall, McNamara, Deirdre, O'Connor, Humphrey J., O'Morain, Colm A., Mo1580 Age, Smoking, Male Gender and Regular Aspirin use Predict Premalignant Conditions of the Stomach in a Low Gastric Cancer Prevalence Cohort, 142, (5), 2012, ppS-633Meeting Abstract, 2012, DOI
  • O'Donnell, Sarah, O'Sullivan, Maria, Breslin, Niall, O'Connor, Humphrey J., O'Morain, Colm A., Crotty, Paul L., Ryan, Barbara M., Isolated Active Ileitis: Serological and Genetic Profile, 140, (5), 2011, ppS-1Meeting Abstract, 2011, DOI
  • Ryan, B.M., Brennan, E.G., O'Hare, N., McDermott, R., Keeling, P.W.N., Byrne, P.J., Post-prandial EGG dysrhythmia in NUD is not predictive of altered gastric emptying and is more common in HP(+) than HP(") patients: (Preliminary results of on-going study), 114, 1998, ppA829Meeting Abstract, 1998, DOI
  • Ryan, BM, Byrne, PJ, McKiernan, S, Quill, R, Keeling, PWN, Detailed symptom evaluation in chronic constipation can help identify those with different pathophysiological disorders of defaecation and hence direct further clinical investigation, 114, 1998, ppA828-A829Meeting Abstract, 1998, DOI
  • Ryan, BM, Byrne, PJ, Quill, R, Keeling, PWN, Pudendal nerve neuropathies are extremely common in chronic constipation and faecal incontinence, 114, 1998, ppA829Meeting Abstract, 1998, DOI
  • Ryan, Barbara Mary, Daly, Jacqueline S., McManus, Ross, Carton, Eleanor, Keeling, Napoleon, Kelleher, Dermot, Impact of polymorphisms in the TNF alpha promoter region on outcome in esophageal cancer, 118, (4), 2000, ppA37Meeting Abstract, 2000, DOI
  • Ryan, Barbara Mary, Molloy, Anne, McManus, Ross, Daly, Jacqueline S., Scott, John M., Kelleher, Dermot, Weir, Donald G., Polymorphism and loss of heterozygosity (LOH) of themethylenetetrahydrofolate (MTHFR) enzyme is associated with the development of colorectal cancer, 118, (4), 2000, ppA703Meeting Abstract, 2000, DOI
  • Ryan, Barbara M., McManus, Ross, Daly, Jacqueline S., LeFort, Francois, Keeling, Napoleon, Weir, Donald G., Kelleher, Dermot, Post-operative serum mutant k-ras- a sensitive marker of disease recurrence in patients with colorectal cancer, 118, (4), 2000, ppA514Meeting Abstract, 2000, DOI
  • Ryan, Barbara Mary, McManus, Ross, Daly, Jacqueline S., Carton, Eleanor, Reynolds, John V., Kelleher, Dermot, A polymorphism in p73, a novel p53-homologue, confers protection against the development of esophageal cancer, 118, (4), 2000, ppA704Meeting Abstract, 2000, DOI
  • Ryan, Barbara M., Russel, Maurice G., Schurgers, Leon, Wolters, Frank, Stockbrugger, Reinhold W., Schoon, Erik, Infliximab therapy has a benefical effect on bone formation but not bone resorption in patients with active Crohn's disease, 124, (4), 2003, ppA214Meeting Abstract, 2003, DOI
  • Daly, Jacqueline, McManus, Ross, Hagan, Richard, Ryan, Anthony, Ryan, Barbara, Ang, Yeng, Farrell, Richard, Weir, Donald, Kelleher, Dermot, The TNF region in celiac disease, 124, (4), 2003, ppA658Meeting Abstract, 2003, DOI
  • McLoughlin, RM, Shiel, E, Sebastian, SS, Ryan, B, O'Connor, HJ, O'Morain, C, A new marker for colorectal cancer, 37, (05), 2005Meeting Abstract, 2005, DOI
  • Chan, V, O'Morain, C, O'Connor, H, Ryan, B, Distribution of polyps and cancer in the colon, 37, (05), 2005Meeting Abstract, 2005, DOI
  • Sarwar, S, Anwar, M, Ryan, B, O'Morain, C, Standards of colonoscopy in tallaght hospital; need for beyond the caecum, 37, (12), 2006Meeting Abstract, 2006, DOI
  • Sarwar, S, Anwar, MM, Egan, B, Ryan, B, Breslin, N, O'Morain, C, Changing Prevalence of Helicobacter pylori Infection in Elderly Dyspeptic Patients, 38, (11), 2006Meeting Abstract, 2006, DOI
  • Veerappan, SG, O'Morain, CA, Ryan, BM, Prevalence and Evolution of Hypertransaminasemia in the Newly Diagnosed Coeliac Patients: An Irish Experience in a Dublin Hospital, 38, (11), 2006Meeting Abstract, 2006, DOI
  • Veerappan, SG, Breslin, N, O'Morain, CA, Ryan, BM, Investigations of Asymptomatic Patients with Abnormal Liver Function Tests (LFT's) in the Outpatient Setting. Experience and Cost Analysis in the Real World, 38, (11), 2006Meeting Abstract, 2006, DOI
  • Shiel, E, McLoughlin, R, Ryan, B, O'Morain, CA, Stool DNA Testing " Not Quite There Yet?, 38, (11), 2006Meeting Abstract, 2006, DOI
  • Anwar, MM, Sarwar, S, Egan, BJ, Veerapan, S, Ryan, B, Breslin, N, O'Morain, C, Infliximab in Patients with Moderate to Severe Ulcerative Colitis with a Failed Response to Medical Therapy, 38, (11), 2006Meeting Abstract, 2006, DOI
  • Chan, VO, Veerappan, SG, Thornton, O, Dobson, M, Ryan, B, Breslin, N, O'Connor, H, Crotty, P, O'Morain, C, Prevalence of Helicobacter pylori: An Irish Experience in a Dublin Associated Teaching Hospital over a Six Year Period, 38, (11), 2006Meeting Abstract, 2006, DOI
  • Anwar, M, O'Sullivan, M, Sarwar, S, Ryan, B, Breslin, N, O'Connor, H, O'Morain, C, Adalimumab in the Management of Crohn's Disease (CD) Patients with a Loss of Response to Infliximab, 38, (11), 2006Meeting Abstract, 2006, DOI
  • Egan, BJ, Sarwar, S, Anwar, M, O'Morain, C, Ryan, B, Alpha 1 Anti Trypsin Levels in Asymptomatic Patients with Abnormal Liver Function Tests, 38, (11), 2006Meeting Abstract, 2006, DOI
  • Holmes, Kate, Egan, Brian J., Heetun, Zaid S., Breslin, Niall, Ryan, Barbara M., Swan, Niall, O'Connor, Humphrey J., O'Morain, Colm A., W1882 Identification of Smoking As a Risk Factor for Gastric Intestinal Metaplasia, 134, (4), 2008, ppA-725Meeting Abstract, 2008, DOI
  • Veerappan, Sundaram G., Healy, Martin, Walsh, J Bernard, Kennedy, Mary, O'Morain, Colm A., Ryan, Barbara M., Daly, Jacqueline, T1239 Infliximab in Inflammatory Bowel Disease: `Can We Heal Two Disease with One Drug?", 134, (4), 2008, ppA-513Meeting Abstract, 2008, DOI
  • O'Connor, Anthony, Ryan, Barbara M., O'Connor, Humphrey J., O'Morain, Colm A., Qasim, Asghar, Breslin, Niall, Colonoscopy in Adults Younger Than 30 Years: A Blunt Instrument?, 69, (5), 2009, ppAB317Meeting Abstract, 2009, DOI
  • O'Donnell, Sarah, Crotty, Paul, Breslin, Niall, Swan, Niall, O'Morain, Colm A., Ryan, Barbara M., M1106 The Serological Profile of Isolated Active Ileitis, 136, (5), 2009, ppA-351Meeting Abstract, 2009, DOI
  • O'Donnell, Sarah, O'Sullivan, Maria, Breslin, Niall, Qasim, Asghar, O'Morain, Colm A., Ryan, Barbara M., M1102 ANCA, ASCA, Anti-OmpC and Anti-Cbir Antibodies Within An Irish Crohns Disease Cohort, 136, (5), 2009, ppA-350Meeting Abstract, 2009, DOI
  • S Semenov, M Syafiq Ismail, A O'Connor, N Breslin, B Ryan, D McNamara, POSITIVE IMPACT OF SWITCHING FROM BSG TO ESGE POST POLYPECTOMY GUIDELINES ON A COLONOSCOPY SURVEILLANCE WAITING LIST, Endoscopy, ESGE Days, Prague, April 2019, 51, (4), 2019, ppS215-Meeting Abstract, 2019, DOI
  • MS Ismail, S Semenov, A O'Connor, N Breslin, B Ryan, D McNamara, COLON CAPSULE ENDOSCOPY WITH OR WITHOUT BIOMARKERS AS A VIABLE ALTERNATIVE TO COLONOSCOPY IN UNSELECTED PATIENTS WITH LOWER GI SYMPTOMS: RESULTS OF A PILOT STUDY, Endoscopy, ESGE Days, Prague, April 2019, 51, (4), 2019, ppS161-Meeting Abstract, 2019, DOI
  • M Syafiq Ismail, N O'Morain, B Ryan, D McNamara, BALLOON SPHINCTEROPLASTY IS A SAFE AND RELIABLE METHOD TO ACHIEVE BILIARY CLEARANCE IN AN AT RISK CHOEDOCHOLITHIASIS COHORT, Endoscopy, ESGE Days, Prague, April 2019, 51, (4), 2019, ppS234-Meeting Abstract, 2019, DOI
  • B. M. Ryan, A. M. Molloy, R. McManus, Q. Arfin, D. Kelleher, J. M. Scott and D. G. Weir, The methylenetetrahydrofolate reductase (MTHFR) gene in colorectal cancer: role in tumor development and significance of allelic loss in tumor progression, International journal of gastrointestinal cancer, 30, (3), 2001, p105-111Journal Article, 2001, DOI
  • B. M. Ryan, R. O. McManus, J. S. Daly, P. W. Keeling, D. G. Weir, F. Lefort and D. Kelleher, Serum mutant K-ras in the colorectal adenoma-to-carcinoma sequence. Implications for diagnosis, postoperative follow-up, and early detection of recurrent disease, Annals of the New York Academy of Sciences, 906, 2000, p29-30Journal Article, 2000, URL
  • B. M. Ryan and D. Kelleher, Refractory celiac disease, Gastroenterology, 119, (1), 2000, p243-51Journal Article, 2000, URL
  • Ryan BM, Lefort L, McManus R, Daly J, Keeling PW, Weir DG, Kelleher D, A prospective study of circulating mutant KRAS2 in the serum of patients with colorectal neoplasia: strong prognostic indicator in postoperative follow up, Gut, 52, (1), 2003, p101-108Journal Article, 2003, DOI , TARA - Full Text
  • F. Khosa, J. G. McNulty, N. Hickey, P. O'Brien, A. Tobin, N. Noonan, B. Ryan, P. W. Keeling, D. P. Kelleher and G. S. McDonald, Transvenous liver biopsy via the femoral vein, Clinical radiology, 58, (6), 2003, p487-91Journal Article, 2003, URL
  • B. M. Ryan, G. S. McDonald, R. Pilkington and D. Kelleher, The development of hepatic granulomas following interferon-alpha2b therapy for chronic hepatitis C infection, European journal of gastroenterology & hepatology, 10, (4), 1998, p349-51Journal Article, 1998, URL
  • Ryan BM, McManus R, Daly JS, Keeling NWP, Weir DG, Lefort F, Kelleher D, Serum mutant K-ras in the colorectal adenoma-to-carcinoma sequence. Implications for diagnosis, postoperative follow-up, and early detection of recurrent disease, Annals of the New York Academy of Sciences, 906, 2000, p29-30Journal Article, 2000, URL
  • B. M. Ryan, R. McManus, J. S. Daly, E. Carton, P. W. Keeling, J. V. Reynolds and D. Kelleher, A common p73 polymorphism is associated with a reduced incidence of oesophageal carcinoma, British Journal of Cancer, 85, (10), 2001, p1499-1503Journal Article, 2001, DOI
  • Daly JS, McManus R, Whelan R, Ryan B, Ang YS, Farrell R, Hagan R, Weir DG, Kelleher D, Analysis of single nucleotide polymorphisms (SNPS) in the tumour necrosis factor (TNF) gene in celiac disease, GASTROENTEROLOGY, 118, (4), 2000, ppA365 - A365Meeting Abstract, 2000
  • Sarwar S, Anwar MM, Ryan B, O'Morain C., Colonoscopy completion rates--are we prepared for a national screening programme?, Irish Medicial Journal, Oct;100 , (9), 2007, p585-7.Journal Article, 2007
  • Murphy G, Thornton J, McManus R, Swan N, Ryan B, Hughes D, O'Morain C, O'Sullivan M, Association of gastric disease with polymorphisms in the inflammatory related genes IL-1B, IL-1RN, IL-10, TNF and TLR4 , European Journal of Gastroenterology and Hepatology, 21, (6), 2009, p630-635Journal Article, 2009, DOI
  • Veerpan SG, Kennedy M, O'Morain CA, Ryan BM, Retinal vein thrombosis following infliximab treatment for severe left-sided ulcerative colitis, European Journal of Gastroenterolgy and Hepatology, 20, (6), 2008, p588 - 589Journal Article, 2008
  • Wolters FL, Joling C, Russel MG, Sijbrandij J, De Bruin M, Odes S, Riis L, Munkholm P, Bodini P, Ryan B, O'Morain C, Mouzas IA, Tsianos E, Vermeire S, Monteiro E, Limonard C, Vatn M, Fornaciari G, Rodriguez D, Groot W, Moum B, Stockbrgger RW, Treatment inferred disease severity in Crohn's disease: evidence for a European gradient of disease course., Scandinavian journal of gastroenterology, 42, (3), 2007, p333-44Journal Article, 2007, DOI
  • Qasim A, Ryan B, Breslin N, O'Morain C, Gastric retention and wireless capsule endoscopy in adults: a modified technique for direct duodenal deployment., Gut, 59, (7), 2010, p1004-5Journal 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 - 45Journal Article, 2010, DOI
  • Shuhaibar M, Walsh C, Lindsay F, Lee N, Walsh P, O'Gorman P, Boran G, McLoughlin R, Qasim A, Breslin N, Ryan B, O'Connor H, O'Morain C, A comparative study of faecal occult blood kits in a colorectal cancer screening program in a cohort of healthy construction workers., Irish journal of medical science, 180, (1), 2011, p103-8Journal Article, 2011, DOI
  • O'Donnell S, Murphy S, Anwar MM, O'Sullivan M, Breslin N, O'Connor HJ, Ryan BM, O'Morain CA, Safety of infliximab in 10 years of clinical practice., Eur J Gastroenterol Hepatol, 23, (7), 2011, p603 - 606Journal Article, 2011, DOI
  • Qasim A, Ullah N, Crotty P, Swan N, Breslin N, Ryan B, Torreggiani W, Eguare E, Neary P, O'Connor H, O'Morain C, A changing trend in the management of patients with newly diagnosed Crohn's disease, Ir J Med Sci. , 180, (3), 2011, p643 - 647Journal Article, 2011
  • 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, p693-5Journal Article, 2013