EDUCATION
Pre-medical, 1982-1983, University of Jos, Jos, Nigeria
M.D. (Medicine) 1988, Faculty of Medicine, University of Jos, Jos, Nigeria
Certification (Introduction to Principles and Practice of Clinical Research) 1999, National Institutes
of Health, Bethesda, MD
PROFESSIONAL LICENSURE AND CERTIFICATION (by examination)
Board Certification, Internal Medicine (ABIM), 1997
Board Certification, Gastroenterology/Hepatology (ABIM), 2001
Virginia Board of Medicine, 1997-Present
New Mexico Board of Medicine, 2004-Present
Missouri Board of Healing Arts, 2006-Present
EMPLOYMENT AND GRADUATE TRAINING
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2008 - Present |
Adjunct Associate Scientist, Lovelace Respiratory Research Institute, Albuquerque, NM |
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2008 - Present |
Gastroenterologist, ABQ Health Partners, Albuquerque, NM |
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2006 - 2007 |
Chief, Gastroenterology Section, Harry Truman VA Memorial Hospital, Columbia, MO |
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2006 - 2007 |
Assistant Professor of Medicine, Division of Gastroenterology, Department of Internal Medicine, University of Missouri, Columbia, MO |
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2006 - 2007 |
Associate Director of Research, Division of Gastroenterology, University of Missouri, Columbia, MO |
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2004 - 2006 |
Staff Physician, New Mexico VA HCS, Albuquerque, NM |
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2004 - 2006 |
Assistant Professor of Medicine, Division of Gastroenterology, University of New Mexico, Albuquerque, NM |
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2000 - 2004 |
Chief, Gastroenterology Section, J. Wainwright VA Medical Center, Walla Walla, WA |
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2000 |
Postdoctoral Fellow, GI Diseases Research Unit, Queen’s University, Canada |
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1997 - 2000 |
Fellow, Gastroenterology and Hepatology, Georgetown University Hospital/National Institutes of Health |
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1994 - 1997 |
Resident, Internal Medicine, East Carolina University School of Medicine, Greenville, NC |
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1993 - 1994 |
Transitional Year Resident, Frankford Hospital (Affiliate of the Medical College of Pennsylvania), Philadelphia, PA |
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1990 - 1992 |
Resident, Orthopedic Surgery, OAU Teaching Hospitals Complex, Ile-Ife, Nigeria |
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1989 - 1990 |
Lecturer II - Anatomy, Department of Anatomy, Faculty of Medical Sciences, University of Jos, Jos, Nigeria |
PROFESSIONAL AFFILIATIONS
American Gastroenterological Association (AGA)
American College of Gastroenterology (ACG)
Canadian Association of Gastroenterology (CAG)
World Association of Medical Editors (WAME)
Canadian Association for Study of Liver Disease
Member, Cochrane IBD Review Group
REPRESENTATIVE PUBLICATIONS
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Adegboye, A. A., P. K. Roy and C. Emeka: Glove Utilization and Reasons for Poor Compliance by Health Care Workers in a Nigerian Teaching Hospital.Trop. Doct. 27(2): 93-97, 1997.
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Magner, J., P. K. Roy, L. Fainter, V. Barnard and P. Fletcher: Transiently Decreased Sialylation of Thyrotropin (TSH) in a Patient with Euthyroid Sick Syndrome. Thyroid 7(3): 55-61, 1997.
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Norton, J. A., D. L. Fraker, H. R. Alexander, D. J. Venzon, J. L. Doppman, J. Serrano, S. U. Goebel, P. L. Peghini, P. K. Roy, F. Gibril and R. T. Jensen: Surgery to Cure the Zollinger-Ellison Syndrome. N. Engl. J. Med. 341(9): 635-644, 1999.
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Gibril, F., J. C. Reynolds, I. A. Lubensky, P. K. Roy, P. L. Peghini, J. L. Doppman and R. T. Jensen: Ability of Somatostatin Receptor Scintigraphy to Identify Patients with Gastric Carcinoids: A Prospective Study. J. Nucl. Med. 41(10): 1646-1656, 2000.
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Mayoral, W., J. A. Salcedo, P. K. Roy, F. Al-Kawas, S. B. Benjamin and D. E. Fleischer: Non-malignant Obstruction is a Common Problem with Metal Stents in Treatment of Esophageal Cancers. Gastrointest. Endosc. 51(5): 556-559, 2000.
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Roy, P. K., D. J. Venzon, H. Shojamanesh, A. Abou-Saif, P. Peghini, J. L. Doppman, F. Gibril and R. T. Jensen: Zollinger-Ellison Syndrome. Clinical Presentation in 261 Patients. Medicine (Baltimore) 79(6): 379-411, 2000.
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Gibril, F., R. J. Lindeman, A. Abou-Saif, H. Shojamanesh, P. K. Roy, P. L. Peghini, J. C. Reynolds, I. A. Lubensky and R. T. Jensen: Retained Gastric Antrum Syndrome: A Forgotten, Treatable Cause of Refractory Peptic Ulcer Disease. Dig. Dis. Sci. 46(3): 610-617, 2001.
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Roy, P. K., S. C. Patel and Y. P. Kataria: Necrotizing Fasciitis of Abdominal Wall in AIDS. Dig. Dis. Sci. 46(5): 1139-1142, 2001.
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Roy, P. K., D. J. Venzon, K. M. Figenbaum, P. D. Koviak, S. Bashir, J. V. Ojeaburu, F. Gibril and R. T. Jensen: Gastric Secretion in Zollinger-Ellison Syndrome: Correlation with Clinical Expression, Tumor Extent and Role in Diagnosis–A Prospective NIH Study of 235 Patients and a Review of 984 Cases in the Literature. Medicine (Baltimore) 80(3): 189-222, 2001.
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Roy, P. K. and R. Last: Colorectal Cancer: Systematic Review (invited paper). Clinical Evidence, 2005.
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Raj, D. S., M. Boivin, E. A. Dominic, A. Boyd, P. K. Roy, T. Rihani, A. H. Tzamaloukas, V. O. Shah and P. Moseley: Haemodialysis Induces Mitochondrial Dysfunction and Apoptosis. Eur. J. Clin. Invest. 37(12): 971-977, 2007.
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Bechtold, M. L., M. L. Matteson, A. Choudhary, S. R. Puli, P. P. Jiang and P. K. Roy: Early Versus Delayed Feeding After Placement of a Percutaneous Endoscopic Gastrostomy: A Meta-analysis. Am. J. Gastroenterol. 103(11): 2919-2924, 2008.
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Choudhary, A., M. L. Bechtold, S. R. Puli, M. O. Othman and P. K. Roy: Role of Prophylactic Antibiotics in Laparoscopic Cholecystectomy: A Meta-analysis.J. Gastrointest. Surg. 12(11): 1847-1853, 2008.
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Hart, P. A., M. L. Bechtold, J. B. Marshall, A. Choudhary, S. R. Puli and P. K. Roy: Prophylactic Antibiotics in Necrotizing Pancreatitis: A Meta-analysis.South Med. J. 101(11): 1126-1131, 2008.
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Roy, P. K., F. Rashid, J. Bragg and J. Ibdah: Role of the JNK Signal Transduction Pathway in Inflammatory Bowel Disease. World J. Gastroenterol. 14(2): 200-202, 2008.
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Bechtold, M. L., S. R. Puli, M. O. Othman, C. R. Bartalos, J. B. Marshall and P. K. Roy: Effect of Music on Patients Undergoing Colonoscopy: A Meta-analysis of Randomized Controlled Trials. Dig. Dis. Sci. 54(1): 19-24, 2009.
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Boivin, M. A., P. K. Roy, A. Bradley, J. C. Kennedy, T. Rihani and T. Y. Ma: Mechanism of Interferon-gamma-Induced Increase in T84 Intestinal Epithelial Tight Junction. J. Interferon Cytokine Res. 29(1): 45-54, 2009.
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Othman, M. O., A. G. Bradley, A. Choudhary, R. M. Hoffman and P. K. Roy: Variable Stiffness Colonoscope Versus Regular Adult Colonoscope: Meta-analysis of Randomized Controlled Trials. Endoscopy 41(1): 17-24, 2009.