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Experts for Media - Gastroenterology
Lawrence J. Brandt, MD, MD, MACG, AGAF, FASGEEmeritus Chief, Division of Gastroenterology, Montefiore Medical Center Professor, Department of Medicine (Gastroenterology & Liver Diseases) Professor, Department of Surgery, Albert Einstein College of Medicine Dr. Brandt's research interests include ischemic and vascular disorders of the gastrointestinal system, inflammatory bowel diseases, colitis, geriatric gastroenterology, AIDS, and endoscopic technique. Amongst his contributions are: the performance of the first non-operative gastric polypectomy; the demonstration that gastrointestinal bacteria produce cobamides from dietary vitamin B12 that may inhibit vitamin B12 absorption; that metronidazole can heal and maintain healing of perineal Crohn's disease; that most cases of newly diagnosed IBD in the elderly are actually ischemic colitis misdiagnosed as ulcerative or Crohn's colitis; the classification of ischemic colitis and description of its natural history; the first demonstration of laser-induced regression of Barrett's epithelium; the development (and U.S. patent) of a cytology balloon [to diagnose infectious esophagitis in AIDS patients]; and use of fecal transplantation to treat chronic and recurring C. difficile colitis. Long-standing major interests are the patient-doctor relationship and the way that a patient's psychologic makeup influences his/her illnesses and treatments. Areas of Expertise
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David A. Greenwald, MDFellowship Program Director in Gastroenterology, Montefiore Medical Center Professor of Clinical Medicine, Department of Medicine (Gastroenterology & Liver Diseases) and Gastroenterology, Albert Einstein College of Medicine Dr. Greenwald is an expert in capsule endoscopy for various disease states including diarrhea, obscure and occult GI bleeding, and abdominal pain. Dr. Greenwald also studies the risks of infection and issues of safety concerning GI endoscopy. Dr. Greenwald graduated with a BA degree from Wesleyan University, and attended the Albert Einstein College of Medicine, where he earned an MD. He did a residency in Internal Medicine followed by a Gastroenterology Fellowship, both at Columbia Presbyterian Medical Center in New York. Dr. Greenwald is a past president of the New York Society for Gastrointestinal Endoscopy, and currently serves as that organization’s Education Director. He is currently the Chairman of the ASGE’s Public and Member Outreach Committee, and has been active in many ASGE Committees, including Technology Assessment, Training, Infection Control, Public Relations and Membership, and Quality. Areas of Expertise
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