Publications Print Bering J, Batheja MJ, Abraham NS. Endoscopic Hemostasis and Antithrombotic Management. Gastroenterol Clin North Am. 2024 Dec; 53 (4):573-586 Epub 2024 Sept 24 View PubMed Abraham NS, Phillips M. Developing the ACG Leadership Pipeline: Impact of the ACG Institute Leadership Programs 2018-2023. Am J Gastroenterol. 2024 Nov 5 Epub 2024 Nov 05 View PubMed Singer AJ, Abraham NS, Ganti L, Peacock WF, Dark J, Ishaq H, Negrete A, Mount B, Neuenschwander J. Evaluation and treatment of gastrointestinal bleeding in patients taking anticoagulants presenting to the emergency department. Int J Emerg Med. 2024 May 31; 17 (1):70 View PubMed Elshaer A, Abraham NS. Management of Anticoagulant and Antiplatelet Agents in Acute Gastrointestinal Bleeding and Prevention of Gastrointestinal Bleeding. Gastrointest Endosc Clin N Am. 2024 Apr; 34 (2):205-216 Epub 2023 Oct 05 View PubMed Bering J, Vegunta S, Abraham NS. Managing Chronic Constipation in Women. J Womens Health (Larchmt). 2024 Jan 12 [Epub ahead of print] View PubMed Sehrawat O, Kashou AH, Van Houten HK, Cohen K, Joe Henk H, Gersh BJ, Abraham NS, Graff-Radford J, Friedman PA, Siontis KC, Noseworthy PA, Yao X. Contemporary trends and barriers to oral anticoagulation therapy in Non-valvular atrial fibrillation during DOAC predominant era. Int J Cardiol Heart Vasc. 2023 Jun; 46:101212 Epub 2023 Apr 25 View PubMed Hansen-Barkun C, Martel M, Douketis J, Abraham NS, Liederman Z, Kaplovitch E, Schulman S, Spyropoulos AC, Majid A, Barkun AN. Periprocedural Management of Patients With Atrial Fibrillation Receiving a Direct Oral Anticoagulant Undergoing a Digestive Endoscopy. Am J Gastroenterol. 2023 May 1; 118 (5):812-819 Epub 2022 Nov 26 View PubMed Noseworthy PA, Van Houten HK, Krumholz HM, Kent DM, Abraham NS, Graff-Radford J, Alkhouli M, Henk HJ, Shah ND, Gersh BJ, Friedman PA, Holmes DR Jr, Yao X. Percutaneous Left Atrial Appendage Occlusion in Comparison to Non-Vitamin K Antagonist Oral Anticoagulant Among Patients With Atrial Fibrillation. J Am Heart Assoc. 2022 Oct 4; 11 (19):e027001 Epub 2022 Sept 29 View PubMed Simard TJ, Hibbert B, Alkhouli MA, Abraham NS, Holmes DR Jr. Device-related thrombus following left atrial appendage occlusion. EuroIntervention. 2022 Jun 24; 18 (3):224-232 View PubMed Mahadevan U, Abraham NS, Lennon AM, Charabaty A, Vermeire S. Closing the gender gap: building a successful career and leadership in research as a female gastroenterologist. Lancet Gastroenterol Hepatol. 2022 Jun; 7 (6):501-502 View PubMed Abraham NS, Barkun AN, Sauer BG, Douketis J, Laine L, Noseworthy PA, Telford JJ, Leontiadis GI. American College of Gastroenterology-Canadian Association of Gastroenterology Clinical Practice Guideline: Management of Anticoagulants and Antiplatelets During Acute Gastrointestinal Bleeding and the Periendoscopic Period. J Can Assoc Gastroenterol. 2022 Apr; 5 (2):100-101 Epub 2022 Mar 17 View PubMed Barkun AN, Douketis J, Noseworthy PA, Laine L, Telford JJ, Abraham NS. Management of Patients on Anticoagulants and Antiplatelets During Acute Gastrointestinal Bleeding and the Peri-Endoscopic Period: A Clinical Practice Guideline Dissemination Tool. Am J Gastroenterol. 2022 Apr 1; 117 (4):513-519 View PubMed Telford JJ, Abraham NS. Management of Antiplatelet and Anticoagulant Agents before and after Polypectomy. Gastrointest Endosc Clin N Am. 2022 Apr; 32 (2):299-312 View PubMed Abraham NS, Barkun AN, Sauer BG, Douketis J, Laine L, Noseworthy PA, Telford JJ, Leontiadis GI. American College of Gastroenterology-Canadian Association of Gastroenterology Clinical Practice Guideline: Management of Anticoagulants and Antiplatelets During Acute Gastrointestinal Bleeding and the Periendoscopic Period. Am J Gastroenterol. 2022 Apr 1; 117 (4):542-558 View PubMed Huynh K, Abraham NS. Cardiogastroenterology: Management of Elderly Cardiac Patients at Risk of GIB. Curr Treat Options Gastro. 2021. Herrin J, Abraham NS, Yao X, Noseworthy PA, Inselman J, Shah ND, Ngufor C. Comparative Effectiveness of Machine Learning Approaches for Predicting Gastrointestinal Bleeds in Patients Receiving Antithrombotic Treatment. JAMA Netw Open. 2021 May 3; 4 (5):e2110703 Epub 2021 May 03 View PubMed Patel NJ, Gomez V, Steidley DE, Roust L, Leoni Moreno JC, Abraham NS, Pannala R. Successful Use of Intragastric Balloon Therapy as a Bridge to Heart Transplantation. Obes Surg. 2020 Sep; 30 (9):3610-3614 View PubMed Abraham NS, Yang EH, Noseworthy PA, Inselman J, Yao X, Herrin J, Sangaralingham LR, Ngufor C, Shah ND. Fewer gastrointestinal bleeds with ticagrelor and prasugrel compared with clopidogrel in patients with acute coronary syndrome following percutaneous coronary intervention. Aliment Pharmacol Ther. 2020 Aug; 52 (4):646-654 Epub 2020 July 13 View PubMed Abraham NS, Noseworthy PA, Inselman J, Herrin J, Yao X, Sangaralingham LR, Cornish G, Ngufor C, Shah ND. Risk of Gastrointestinal Bleeding Increases With Combinations of Antithrombotic Agents and Patient Age. Clin Gastroenterol Hepatol. 2020 Feb; 18 (2):337-346.e19 Epub 2019 May 18 View PubMed Abraham NS. Antiplatelets, anticoagulants, and colonoscopic polypectomy. Gastrointest Endosc. 2020 Feb; 91 (2):257-265 Epub 2019 Oct 01 View PubMed Barkun AN, Almadi M, Kuipers EJ, Laine L, Sung J, Tse F, Leontiadis GI, Abraham NS, Calvet X, Chan FKL, Douketis J, Enns R, Gralnek IM, Jairath V, Jensen D, Lau J, Lip GYH, Loffroy R, Maluf-Filho F, Meltzer AC, Reddy N, Saltzman JR, Marshall JK, Bardou M. Management of Nonvariceal Upper Gastrointestinal Bleeding: Guideline Recommendations From the International Consensus Group. Ann Intern Med. 2019 Dec 3; 171 (11):805-822 Epub 2019 Oct 22 View PubMed Abraham NS. New clinical paradigms for treating and preventing antiplatelet gastrointestinal bleeding. Curr Opin Gastroenterol. 2017 Nov; 33 (6):467-472 View PubMed Yao X, Gersh BJ, Sangaralingham LR, Kent DM, Shah ND, Abraham NS, Noseworthy PA. Comparison of the CHA2DS2-VASc, CHADS2, HAS-BLED, ORBIT, and ATRIA Risk Scores in Predicting Non-Vitamin K Antagonist Oral Anticoagulants-Associated Bleeding in Patients With Atrial Fibrillation. Am J Cardiol. 2017 Nov 1; 120 (9):1549-1556 Epub 2017 July 31 View PubMed Abraham NS, Noseworthy PA, Yao X, Sangaralingham LR, Shah ND. Gastrointestinal Safety of Direct Oral Anticoagulants: A Large Population-Based Study. Gastroenterology. 2017 Apr; 152 (5):1014-1022.e1 Epub 2016 Dec 30 View PubMed Noseworthy PA, Yao X, Abraham NS, Sangaralingham LR, McBane RD, Shah ND. Direct Comparison of Dabigatran, Rivaroxaban, and Apixaban for Effectiveness and Safety in Nonvalvular Atrial Fibrillation. Chest. 2016 Dec; 150 (6):1302-1312 Epub 2016 Sept 28 View PubMed Grover ML, Abraham NS, Chang Y-H, Tilburt J. Physician cost consciousness and use of low-value clinical services. J Am Board Fam Med.2016 Nov-Dec;29:(6):785-92. Grover M, Abraham N, Chang YH, Tilburt J. Physician Cost Consciousness and Use of Low-Value Clinical Services. J Am Board Fam Med. 2016 Nov 12; 29 (6):785-792 View PubMed Abraham NS, Horsley-Silva JL. Gastrointestinal bleeding secondary to the new anticoagulants. Curr Opin Gastroenterol. 2016 Nov; 32 (6):474-480 View PubMed Del-Carpio Munoz F, Yao X, Abraham NS, Bellolio MF, Rabinstein AA, Asirvatham SJ, McBane RD, Gersh BJ, Shah ND, Noseworthy PA. Dabigatran Versus Warfarin in Relation to Renal Function in Patients With Atrial Fibrillation. J Am Coll Cardiol 2016 Jul 5; 68 (1):129-31 View PubMed Yao X, Abraham NS, Sangaralingham LR, Bellolio MF, McBane RD, Shah ND, Noseworthy PA. Effectiveness and Safety of Dabigatran, Rivaroxaban, and Apixaban Versus Warfarin in Nonvalvular Atrial Fibrillation. J Am Heart Assoc. 2016 Jun 13; 5 (6) Epub 2016 June 13 View PubMed Yao X, Abraham NS, Alexander GC, Crown W, Montori VM, Sangaralingham LR, Gersh BJ, Shah ND, Noseworthy PA. Effect of Adherence to Oral Anticoagulants on Risk of Stroke and Major Bleeding Among Patients With Atrial Fibrillation. J Am Heart Assoc. 2016 Feb 23; 5 (2) View PubMed Acosta RD, Abraham NS, Chandrasekhara V, Chathadi KV, Early DS, Eloubeidi MA, Evans JA, Faulx AL, Fisher DA, Fonkalsrud L, Hwang JH, Khashab MA, Lightdale JR, Muthusamy VR, Pasha SF, Saltzman JR, Shaukat A, Shergill AK, Wang A, Cash BD, DeWitt JM, ASGE Standards of Practice Committee. The management of antithrombotic agents for patients undergoing GI endoscopy. Gastrointest Endosc. 2016 Jan; 83 (1):3-16 Epub 2015 Nov 24 View PubMed Abraham NS. Prevention of GI bleeding in patients receiving novel oral anticoagulants (NOACs). Am J Gastroenterol (in press).2016; Abraham NS. Management of Antiplatelet Agents and Anticoagulants in Patients with Gastrointestinal Bleeding. Gastrointest Endosc Clin N Am. 2015 Jul; 25: (3)449-62. View PubMed Abraham NS, Singh S, Alexander GC, Heien H, Haas LR, Crown W, Shah ND. Comparative risk of gastrointestinal bleeding with dabigatran, rivaroxaban, and warfarin: population based cohort study. BMJ. 2015 Apr 24; 350:h1857 View PubMed Abraham NS, Naik AD, Street RL Jr, Castillo DL, Deswal A, Richardson PA, Hartman CM, Shelton G Jr, Fraenkel L. Complex antithrombotic therapy: determinants of patient preference and impact on medication adherence. Patient Prefer Adherence. 2015; 9:1657-68 Epub 2015 Nov 19 View PubMed Abraham NS. Gastrointestinal bleeding in cardiac patients: epidemiology and evolving clinical paradigms. Curr Opin Gastroenterol. 2014 Nov; 30(6):609-14. View PubMed Fischbach LA, Graham DY, Kramer JR, Rugge M, Verstovsek G, Parente P, Alsarraj A, Fitzgerald S, Shaib Y, Abraham NS, Kolpachi A, Gupta S, Vela MF, Velez M, Cole R, Anand B, El Serag HB. Association between Helicobacter pylori and Barrett's esophagus: a case-control study. Am J Gastroenterol. 2014 Mar; 109(3):357-68. Epub 2014 Jan 14. View PubMed El-Serag HB, Hashmi A, Garcia J, Richardson P, Alsarraj A, Fitzgerald S, Vela M, Shaib Y, Abraham NS, Velez M, Cole R, Rodriguez MB, Anand B, Graham DY, Kramer JR. Visceral abdominal obesity measured by CT scan is associated with an increased risk of Barrett's oesophagus: a case-control study. Gut. 2014 Feb; 63(2):220-9. Epub 2013 Feb 13. View PubMed Abraham NS. Issue highlights. Clin Gastroenterol Hepatol. 2014; 12(2):165-6. Abraham NS, Castillo DL. Novel anticoagulants: bleeding risk and management strategies. Curr Opin Gastroenterol. 2013 Nov; 29(6):676-83. View PubMed Abraham NS, Hartman C, Richardson P, Castillo D, Street RL Jr, Naik AD. Risk of lower and upper gastrointestinal bleeding, transfusions, and hospitalizations with complex antithrombotic therapy in elderly patients. Circulation. 2013 Oct 22; 128 (17):1869-77 Epub 2013 Sept 11 View PubMed Abraham NS, Richardson P, Castillo D, Kane SV. Dual therapy with infliximab and immunomodulator reduces one-year rates of hospitalization and surgery among veterans with inflammatory bowel disease. Clin Gastroenterol Hepatol. 2013 Oct; 11(10):1281-7. Epub 2013 Jun 19. View PubMed Kramer JR, Fischbach LA, Richardson P, Alsarraj A, Fitzgerald S, Shaib Y, Abraham NS, Velez M, Cole R, Anand B, Verstovsek G, Rugge M, Parente P, Graham DY, El-Serag HB. Waist-to-hip ratio, but not body mass index, is associated with an increased risk of Barrett's esophagus in white men. Clin Gastroenterol Hepatol. 2013 Apr; 11(4):373-381.e1. Epub 2012 Dec 04. View PubMed Abraham NS. Novel oral anticoagulants and gastrointestinal bleeding: a case for cardiogastroenterology. Clin Gastroenterol Hepatol. 2013 Apr; 11(4):324-8. Epub 2013 Jan 21. View PubMed Nordenstedt H, Graham DY, Kramer JR, Rugge M, Verstovsek G, Fitzgerald S, Alsarraj A, Shaib Y, Velez ME, Abraham N, Anand B, Cole R, El-Serag HB. Helicobacter pylori-negative gastritis: prevalence and risk factors. Am J Gastroenterol. 2013 Jan; 108(1):65-71. Epub 2012 Nov 13. View PubMed Abraham NS. Proton pump inhibitors: potential adverse effects. Curr Opin Gastroenterol. 2012 Nov; 28(6):615-20. View PubMed Abraham NS. Issue highlights. Clin Gastroenterol Hepatol. 2012 Aug; 10(10):1059. Abraham NS, Naik AD, Street RL Jr. Shared decision making in GI clinic to improve patient adherence. Clin Gastroenterol Hepatol. 2012 Aug; 10(8):825-7 Epub 2012 Jun 8. View PubMed *Anaya DA, Becker NS, Richardson P, Abraham NS. Use of administrative data to identify colorectal liver metastasis. J Surg Res. 2012 Jul; 176(1):141-6 Epub 2011 Aug 10. View PubMed Naik AD, Street RL Jr, Castillo D, Abraham NS. Health literacy and decision making styles for complex antithrombotic therapy among older multimorbid adults. Patient Educ Couns. 2011 Dec; 85(3):499-504. Epub 2011 Jan 19. View PubMed Abraham NS. Prescribing proton pump inhibitor and clopidogrel together: current state of recommendations. Curr Opin Gastroenterol. 2011 Oct; 27(6):558-64. View PubMed Nordenstedt H, Kramer JR, Rugge M, Verstovsek G, Fitzgerald S, Dodge R, Alsarraj A, Shaib YH, Abraham NS, et al. The prevalence of Helicobacter pylori-negative gastritis. Gastroenterology. 2011 May; 140(5):S733. *Cheema FN, Abraham NS, Berger DH, Albo D, Taffet GE, Naik AD. Novel approaches to perioperative assessment and intervention may improve long-term outcomes after colorectal cancer resection in older adults. Ann Surg. 2011 May; 253(5):867-74. View PubMed *Anaya DA, Becker NS, Abraham NS. Global graying, colorectal cancer and liver metastasis: new implications for surgical management. Crit Rev Oncol Hematol. 2011 Feb; 77(2):100-8 Epub 2010 Mar 4. View PubMed Abraham NS, Hlatky MA, Antman EM, Bhatt DL, Bjorkman DJ, Clark CB, Furberg CD, Johnson DA, Kahi CJ, Laine L, Mahaffey KW, Quigley EM, Scheiman J, Sperling LS, Tomaselli GF, Accf/Acg/Aha. ACCF/ACG/AHA 2010 Expert Consensus Document on the concomitant use of proton pump inhibitors and thienopyridines: a focused update of the ACCF/ACG/AHA 2008 expert consensus document on reducing the gastrointestinal risks of antiplatelet therapy and NSAID use: a report of the American College of Cardiology Foundation Task Force on Expert Consensus Documents. Circulation. 2010 Dec 14; 122(24):2619-33. Epub 2010 Nov 08. View PubMed Abraham NS, Hlatky MA, Antman EM, Bhatt DL, Bjorkman DJ, Clark CB, Furberg CD, Johnson DA, Kahi CJ, Laine L, Mahaffey KW, Quigley EM, Scheiman J, Sperling LS, Tomaselli GF, Accf/Acg/Aha. ACCF/ACG/AHA 2010 expert consensus document on the concomitant use of proton pump inhibitors and thienopyridines: a focused update of the ACCF/ACG/AHA 2008 expert consensus document on reducing the gastrointestinal risks of antiplatelet therapy and NSAID use. A Report of the American College of Cardiology Foundation Task Force on Expert Consensus Documents. J Am Coll Cardiol. 2010 Dec 7; 56(24):2051-66. View PubMed Abraham NS, Hlatky MA, Antman EM, Bhatt DL, Bjorkman DJ, Clark CB, Furberg CD, Johnson DA, Kahi CJ, Laine L, Mahaffey KW, Quigley EM, Scheiman J, Sperling LS, Tomaselli GF, Accf/Acg/Aha. ACCF/ACG/AHA 2010 expert consensus document on the concomitant use of proton pump inhibitors and thienopyridines: a focused update of the ACCF/ACG/AHA 2008 expert consensus document on reducing the gastrointestinal risks of antiplatelet therapy and NSAID use. Am J Gastroenterol. 2010 Dec; 105(12):2533-49. View PubMed *Thirumurthi S, Chowdhury R, Richardson P, Abraham NS. Validation of ICD-9-CM diagnostic codes for inflammatory bowel disease among veterans. Dig Dis Sci. 2010 Sep; 55(9):2592-8 Epub 2009 Dec 24. View PubMed Naik AD, Rodriguez E, Rao R, Teinert D, Abraham NS, Kalavar J. Quality improvement initiative for rapid induction of hypertension control in primary care. Circ Cardiovasc Qual Outcomes. 2010 Sep; 3(5):558-64. View PubMed *Andreas DC, Abraham NS, Naik AD, Street RL Jr, Sharf BF. Understanding risk communication through patient narratives about complex antithrombotic therapies. Qual Health Res. 2010 Aug; 20(8):1155-65 Epub 2010 May 4. View PubMed Abraham NS, Hartman C, Hasche J. Reduced hospitalization cost for upper gastrointestinal events that occur among elderly veterans who are gastroprotected. Clin Gastroenterol Hepatol. 2010 Apr; 8(4):350-6; quiz e45. Epub 2010 Jan 21. View PubMed Becker RC, Scheiman J, Dauerman HL, Spencer F, Rao S, Sabatine M, Johnson DA, Chan F, Abraham NS, Quigley EM, American College of Cardiology, American College of Gastroenterology. Management of platelet-directed pharmacotherapy in patients with atherosclerotic coronary artery disease undergoing elective endoscopic gastrointestinal procedures. J Am Coll Cardiol. 2009 Dec 8; 54(24):2261-76. View PubMed Becker RC, Scheiman J, Dauerman HL, Spencer F, Rao S, Sabatine M, Johnson DA, Chan F, Abraham NS, Quigley EM, American College of Cardiology and the American College of Gastroenterology. Management of platelet-directed pharmacotherapy in patients with atherosclerotic coronary artery disease undergoing elective endoscopic gastrointestinal procedures. Am J Gastroenterol. 2009 Dec; 104(12):2903-17. Epub 2009 Nov 24. View PubMed *Dries AM, Richardson P, Cavazos J, Abraham NS. Therapeutic intent of proton pump inhibitor prescription among elderly nonsteroidal anti-inflammatory drug users. Aliment Pharmacol Ther. 2009 Sep 15; 30(6):652-61 Epub 2009 Jul 2. View PubMed Sonnenberg A, Richardson PA, Abraham NS. Hospitalizations for inflammatory bowel disease among US military veterans 1975-2006. Dig Dis Sci. 2009 Aug; 54(8):1740-5. Epub 2009 Mar 04. View PubMed Naik AD, Woofter AL, Skinner JM, Abraham NS. Pharmaceutical company influence on nonsteroidal anti-inflammatory drug prescribing behaviors. Am J Manag Care. 2009 Apr; 15(4):e9-15. Epub 2009 Apr 01. View PubMed *Thirumurthi S, Desilva R, Castillo DL, Richardson P, Abraham NS. Identification of Helicobacter pylori infected patients, using administrative data. Aliment Pharmacol Ther. 2008 Dec 1; 28(11-12):1309-16 Epub 2008 Aug 30. View PubMed *Castillo DL, Abraham NS. Knowledge management: how to keep up with the literature. Clin Gastroenterol Hepatol. 2008 Dec; 6(12):1294-300 Epub 2008 Nov 4. View PubMed Bhatt DL, Scheiman J, Abraham NS, Antman EM, Chan FK, Furberg CD, Johnson DA, Mahaffey KW, Quigley EM, Harrington RA, Bates ER, Bridges CR, Eisenberg MJ, Ferrari VA, Hlatky MA, Kaul S, Lindner JR, Moliterno DJ, Mukherjee D, Schofield RS, Rosenson RS, Stein JH, Weitz HH, Wesley DJ, American College of Cardiology Foundation, American College of Gastroenterology, American Heart Association. ACCF/ACG/AHA 2008 expert consensus document on reducing the gastrointestinal risks of antiplatelet therapy and NSAID use. Am J Gastroenterol. 2008 Nov; 103(11):2890-907. Epub 2008 Oct 03. View PubMed Chan FK, Abraham NS, Scheiman JM, Laine L. Management of patients on nonsteroidal anti-inflammatory drugs: a clinical practice recommendation from the First International Working Party on Gastrointestinal and Cardiovascular Effects of Nonsteroidal Anti-inflammatory Drugs and Anti-platelet Agents. Am J Gastroenterol. 2008 Nov; 103(11):2908-18. Epub 2008 Oct 1. View PubMed Bhatt DL, Scheiman J, Abraham NS, Antman EM, Chan FK, Furberg CD, Johnson DA, Mahaffey KW, Quigley EM, American College of Cardiology Foundation Task Force on Clinical Expert Consensus Documents. ACCF/ACG/AHA 2008 expert consensus document on reducing the gastrointestinal risks of antiplatelet therapy and NSAID use: a report of the American College of Cardiology Foundation Task Force on Clinical Expert Consensus Documents. Circulation. 2008 Oct 28; 118(18):1894-909. Epub 2008 Oct 03. View PubMed Bhatt DL, Scheiman J, Abraham NS, Antman EM, Chan FK, Furberg CD, Johnson DA, Mahaffey KW, Quigley EM, Harrington RA, Bates ER, Bridges CR, Eisenberg MJ, Ferrari VA, Hlatky MA, Kaul S, Lindner JR, Moliterno DJ, Mukherjee D, Schofield RS, Rosenson RS, Stein JH, Weitz HH, Wesley DJ, American College of Cardiology Foundation Task Force on Clinical Expert Consensus Documents. ACCF/ACG/AHA 2008 expert consensus document on reducing the gastrointestinal risks of antiplatelet therapy and NSAID use: a report of the American College of Cardiology Foundation Task Force on Clinical Expert Consensus Documents. J Am Coll Cardiol. 2008 Oct 28; 52(18):1502-17. View PubMed *Cavazos JM, Naik AD, Woofter A, Abraham NS. Barriers to physician adherence to nonsteroidal anti-inflammatory drug guidelines: a qualitative study. Aliment Pharmacol Ther. 2008 Sep 15; 28(6):789-98. View PubMed Abraham NS, Castillo DL, Hartman C. National mortality following upper gastrointestinal or cardiovascular events in older veterans with recent nonsteroidal anti-inflammatory drug use. Aliment Pharmacol Ther. 2008 Jul; 28(1):97-106. Epub 2008 Apr 07. View PubMed Abraham NS, Hartman C, Castillo D, Richardson P, Smalley W. Effectiveness of national provider prescription of PPI gastroprotection among elderly NSAID users. Am J Gastroenterol. 2008 Feb; 103(2):323-32. View PubMed Abraham NS, El-Serag HB, Hartman C, Richardson P, Deswal A. Cyclooxygenase-2 selectivity of non-steroidal anti-inflammatory drugs and the risk of myocardial infarction and cerebrovascular accident. Aliment Pharmacol Ther. 2007 Apr 15; 25(8):913-24. View PubMed Johnson ML, El-Serag HB, Tran TT, Hartman C, Richardson P, Abraham NS. Adapting the Rx-Risk-V for mortality prediction in outpatient populations. Med Care. 2006 Aug; 44(8):793-7. View PubMed Abraham NS, Cohen DC, Rivers B, Richardson P. Validation of administrative data used for the diagnosis of upper gastrointestinal events following nonsteroidal anti-inflammatory drug prescription. Aliment Pharmacol Ther. 2006 Jul 15; 24(2):299-306. View PubMed Abraham NS, Gossey JT, Davila JA, Al-Oudat S, Kramer JK. Receipt of recommended therapy by patients with advanced colorectal cancer. Am J Gastroenterol. 2006 Jun; 101(6):1320-8. View PubMed Abraham NS, Williams SP, Thompson K, Love JR, MacIntosh DG. 5F sphincterotomes and 4F sphincterotomes are equivalent for the selective cannulation of the common bile duct. Gastrointest Endosc. 2006 Apr; 63(4):615-21. View PubMed Abraham NS, Graham DY. NSAIDs and gastrointestinal complications: new clinical challenges. Expert Opin Pharmacother. 2005 Dec; 6(15):2681-9. View PubMed Abraham NS, El-Serag HB, Johnson ML, Hartman C, Richardson P, Ray WA, Smalley W. National adherence to evidence-based guidelines for the prescription of nonsteroidal anti-inflammatory drugs. Gastroenterology. 2005 Oct; 129(4):1171-8. View PubMed Hampel H, Abraham NS, El-Serag HB. Meta-analysis: obesity and the risk for gastroesophageal reflux disease and its complications. Ann Intern Med. 2005 Aug 2; 143(3):199-211. View PubMed Naik AD, Abraham NS, Roche VM, Concato J. Predicting which patients can resume oral nutrition after percutaneous endoscopic gastrostomy tube placement. Aliment Pharmacol Ther. 2005 May 1; 21(9):1155-61. View PubMed Chan G, Barkun J, Barkun AN, Valois E, Cohen A, Friedman G, Parent J, Love J, Enns R, Baffis V, Jabbari M, Szego P, Stein L, Abraham N. The role of ciprofloxacin in prolonging polyethylene biliary stent patency: a multicenter, double-blinded effectiveness study. J Gastrointest Surg. 2005 Apr; 9(4):481-8. View PubMed Siffledeen JS, Fedorak RN, Siminoski K, Jen H, Vaudan E, Abraham N, Steinhart H, Greenberg G. Randomized trial of etidronate plus calcium and vitamin D for treatment of low bone mineral density in Crohn's disease. Clin Gastroenterol Hepatol. 2005 Feb; 3(2):122-32. View PubMed Abraham NS, Davila JA, Rabeneck L, Berger DH, El-Serag HB. Increased use of low anterior resection for veterans with rectal cancer. Aliment Pharmacol Ther. 2005 Jan 1; 21(1):35-41. View PubMed Macintosh DG, Love J, Abraham NS. Endoscopic sphincterotomy by using pure-cut electrosurgical current and the risk of post-ERCP pancreatitis: a prospective randomized trial. Gastrointest Endosc. 2004 Oct; 60(4):551-6. View PubMed Abraham NS, Fallone CA, Mayrand S, Huang J, Wieczorek P, Barkun AN. Sedation versus no sedation in the performance of diagnostic upper gastrointestinal endoscopy: a Canadian randomized controlled cost-outcome study. Am J Gastroenterol. 2004 Sep; 99(9):1692-9. View PubMed Abraham NS, Wieczorek P, Huang J, Mayrand S, Fallone CA, Barkun AN. Assessing clinical generalizability in sedation studies of upper GI endoscopy. Gastrointest Endosc. 2004 Jul; 60(1):28-33. View PubMed Siffledeen JS, Fedorak RN, Siminoski K, Jen H, Vaudan E, Abraham N, Steinhart H, Greenberg G. Bones and Crohn's: risk factors associated with low bone mineral density in patients with Crohn's disease. Inflamm Bowel Dis. 2004 May; 10(3):220-8. View PubMed Abraham NS, Moayyedi P, Daniels B, Veldhuyzen Van Zanten SJ. Systematic review: the methodological quality of trials affects estimates of treatment efficacy in functional (non-ulcer) dyspepsia. Aliment Pharmacol Ther. 2004 Mar 15; 19(6):631-41. View PubMed Abraham NS, Barkun JS, Barkun AN. Palliation of malignant biliary obstruction: a prospective trial examining impact on quality of life. Gastrointest Endosc. 2002 Dec; 56(6):835-41. View PubMed Abraham N, Barkun A, Larocque M, Fallone C, Mayrand S, Baffis V, Cohen A, Daly D, Daoud H, Joseph L. Predicting which patients can undergo upper endoscopy comfortably without conscious sedation. Gastrointest Endosc. 2002 Aug; 56(2):180-9. View PubMed Bain VG, Abraham N, Jhangri GS, Alexander TW, Henning RC, Hoskinson ME, Maguire CG, Lalor EA, Sadowski DC. Prospective study of biliary strictures to determine the predictors of malignancy. Can J Gastroenterol. 2000 May; 14(5):397-402. View PubMed Cortas GA, Mehta SN, Abraham NS, Barkun AN. Selective cannulation of the common bile duct: a prospective randomized trial comparing standard catheters with sphincterotomes. Gastrointest Endosc. 1999 Dec; 50(6):775-9. View PubMed Abraham N, Fedorak R. Osteoporosis of Crohn's disease: A critical review. Can J Gastroenterol. 1996; 10(1):317-21. PST-20227248 Home Publications