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Benjamin Krevsky, MD, MPH


Benjamin Krevsky, MD, MPH


Director, Gastrointestinal Endoscopy

Professor, Medicine

Telephone:  215-707-9900

FAX: 215-707-2684

Email: krevsky@temple.edu


Department of Medicine, Section of Gastroenterology


Educational Background:


BS, Yale University


MPH, Yale University School of Medicine


MD, University of Cincinnati


Internship and Residency, Montefiore Medical Center, Bronx, NY


GI Fellowship, Temple University School of Medicine


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clinical Interests:


  • Gastrointestinal malignancies, especially esophageal and colon cancers
  • Motor disorders of the gastrointestinal tract, especially constipation and fecal incontinence
  • Capsule endoscopy
  • Endoscopic laser therapy
  • Hemorrhoid therapy

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board certifications:


  • Internal Medicine, 1982
  • Gastroenterology, 1985

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professional affiliations:

  • Fellow, American College of Gastroenterology
  • Fellow, American Society of Gastrointestinal Endoscopy
  • Fellow, American Gastroenterological Association
  • Fellow, American College of Physicians

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research interests:


  • Use of laser therapy to treat Barrett's Esophagus and esophageal cancer
  • Uses of computers in gastroenterology
  • Scintigraphic techniques in studying GI motility
  • Colon cancer surveillance in heart transplant candidates

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extramural funding:


National Cancer Institute, American College of Gastroenterology, pharmaceutical industry

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Recent Medically Related Publications, Obtained from PubMed (Click on PubMed ID to view abstract)

18194504. Irani S, Krevsky B, Desipio J, Kim-Jaffe J, Maqbool S, Fisher RS, Rapid protection of the gastroduodenal mucosa against aspirin-induced damage by rabeprazole. Aliment Pharmacol Ther 27:6(498-503)2008 Mar 15

16240229. Irani S, Parkman HP, Thomas R, Krevsky B, Fisher RS, Axelrod P, Increased Barrett's esophagus for the decade between 1991 and 2000 at a single university medical center. Dig Dis Sci 50:11(2141-6)2005 Nov

14499770. Fisher RS, Bromer MQ, Thomas RM, Cohen S, Krevsky B, Horwitz B, Glazier KD, Das K, Das KM, Predictors of recurrent specialized intestinal metaplasia after complete laser ablation. Am J Gastroenterol 98:9(1945-51)2003 Sep

11154513. Fishman V, Hsu CW, Krevsky B, Relief of esophageal obstruction caused by an eroding endotracheal stent using the Nd:YAG laser. Gastrointest Endosc 53:1(128-30)2001 Jan

11096560. Krevsky B, Idiopathic Constipation and Fecal Incontinence. Curr Treat Options Gastroenterol 1:1(20-26)1998 Dec

11051357. Bonapace ES, Maurer AH, Davidoff S, Krevsky B, Fisher RS, Parkman HP, Whole gut transit scintigraphy in the clinical evaluation of patients with upper and lower gastrointestinal symptoms. Am J Gastroenterol 95:10(2838-47)2000 Oct

10925975. Srinivasan R, Haywood T, Horwitz B, Buckman RF, Fisher RS, Krevsky B, Role of flexible endoscopy in the evaluation of possible esophageal trauma after penetrating injuries. Am J Gastroenterol 95:7(1725-9)2000 Jul

9820720. Adrain AL, Dabezies MA, Krevsky B, Enteroscopy improves the clinical outcome in patients with obscure gastrointestinal bleeding. J Laparoendosc Adv Surg Tech A 8:5(279-84)1998 Oct

9802460. Hsu CW, Krevsky B, Sigman LM, Thomas RM, Rapid progression of Barrett's esophagus to metastatic esophageal carcinoma in a patient with chronic lymphocytic leukemia. J Clin Gastroenterol 27:3(261-4)1998 Oct

9604828. Maurer AH, Urbain JL, Krevsky B, Knight LC, Revesz G, Brown K, Effects of in vitro versus in vivo red cell labeling on image quality in gastrointestinal bleeding studies. J Nucl Med Technol 26:2(87-90)1998 Jun

9177150. Krevsky B, Detection and treatment of angiodysplasia. Gastrointest Endosc Clin N Am 7:3(509-24)1997 Jul

9040203. Fisher RS, Sher DJ, Donahue D, Knight LC, Maurer A, Urbain JL, Krevsky B, Regional differences in gastric acidity and antacid distribution: is a single pH electrode sufficient? Am J Gastroenterol 92:2(263-70)1997 Feb

9000348. Stemerman DH, Caroline DF, Dabezies M, Mercader VP, Krevsky B, Gatenby RA, Nonexpandable silicone esophageal stents for treatment of malignant tracheoesophageal fistulas: complications and radiographic appearances. Abdom Imaging 22:1(14-9)1997 Jan-Feb

9030466. Adrain AL, Krevsky B, Enteroscopy in patients with gastrointestinal bleeding of obscure origin. Dig Dis 14:6(345-55)1996 Nov-Dec

8934169. Krevsky B, Sher DJ, Horwitz BJ, Enhanced imaging of angiodysplasias using remote endoscopic digital spectroscopy. Gastrointest Endosc 44:5(598-602)1996 Nov

8689912. Parkman HP, Maurer AH, Caroline DF, Miller DL, Krevsky B, Fisher RS, Optimal evaluation of patients with nonobstructive esophageal dysphagia. Manometry, scintigraphy, or videoesophagography? Dig Dis Sci 41:7(1355-68)1996 Jul

8651165. Fisher RS, Sher DJ, Donahue D, Senior J, Krevsky B, A single intragastric pH electrode does not accurately measure intragastric acidity. Am J Gastroenterol 91:6(1167-72)1996 Jun

8624065. Vega KJ, Piņa I, Krevsky B, Heart transplantation is associated with an increased risk for pancreaticobiliary disease. Ann Intern Med 124:11(980-3)1996 Jun 1

8965152. Maurer AH, Krevsky B, Knight LC, Brown K, Opioid and opioid-like drug effects on whole-gut transit measured by scintigraphy. J Nucl Med 37:5(818-22)1996 May

8545637. Maurer AH, Krevsky B, Whole-gut transit scintigraphy in the evaluation of small-bowel and colon transit disorders. Semin Nucl Med 25:4(326-38)1995 Oct

8536894. Schwartz E, Catalano MF, Krevsky B, Endoscopic estimation of size: improved accuracy by directed teaching. Gastrointest Endosc 42:4(292-5)1995 Oct

7771415. Parkman HP, Harris AD, Krevsky B, Urbain JL, Maurer AH, Fisher RS, Gastroduodenal motility and dysmotility: an update on techniques available for evaluation. Am J Gastroenterol 90:6(869-92)1995 Jun

8053429. Krevsky B, Fisher RS, Yield of rescreening for colonic polyps using flexible sigmoidoscopy. Am J Gastroenterol 89:8(1165-8)1994 Aug

8013817. Margulies C, Krevsky B, Catalano MF, How accurate are endoscopic estimates of size? Gastrointest Endosc 40:2 Pt 1(174-7)1994 Mar-Apr

8163137. Harris A, Dabezies MA, Catalano MF, Krevsky B, Early experience with a video push enteroscope. Gastrointest Endosc 40:1(62-4)1994 Jan-Feb

8223081. Klein WA, Krevsky B, Klepper L, Ljubich P, Niewiarowski TJ, Rothstein KD, Dabezies MA, Fisher RS, Nonsteroidal antiinflammatory drugs and upper gastrointestinal hemorrhage in an urban hospital. Dig Dis Sci 38:11(2049-55)1993 Nov

8338093. Horwitz B, Krevsky B, Buckman RF Jr, Fisher RS, Dabezies MA, Endoscopic evaluation of penetrating esophageal injuries. Am J Gastroenterol 88:8(1249-53)1993 Aug

1449137. Krevsky B, Niewiarowski T, League R, Herman H, Matz L, Fisher RS, Flexible sigmoidoscopy screening in an industrial setting. Am J Gastroenterol 87:12(1759-62)1992 Dec

1523306. Maurer AH, Rodman MS, Vitti RA, Revez G, Krevsky B, Gastrointestinal bleeding: improved localization with cine scintigraphy. Radiology 185:1(187-92)1992 Oct

1587197. Krevsky B, Maurer AH, Niewiarowski T, Cohen S, Effect of verapamil on human intestinal transit. Dig Dis Sci 37:6(919-24)1992 Jun

1539657. Knight LC, Maurer AH, Wikander R, Krevsky B, Malmud LS, Fisher RS, Effect of ethyl alcohol on motor function in canine stomach. Am J Physiol 262:2 Pt 1(G223-30)1992 Feb

1941157. Maurer AH, Knight LC, Charkes ND, Vitti RA, Krevsky B, Fisher RS, Siegel JA, Comparison of left anterior oblique and geometric mean gastric emptying. J Nucl Med 32:11(2176-80)1991 Nov

2012043. Ogorek CP, Davidson L, Fisher RS, Krevsky B, Idiopathic gastroparesis is associated with a multiplicity of severe dietary deficiencies. Am J Gastroenterol 86:4(423-8)1991 Apr

1709655. Siegel HI, Laskin KJ, Dabezies MA, Fisher RS, Krevsky B, The effect of endoscopic laser therapy on survival in patients with squamous-cell carcinoma of the esophagus. Further experience. J Clin Gastroenterol 13:2(142-6)1991 Apr

2004685. Dabezies MA, Fisher RS, Krevsky B, Video small bowel enteroscopy: early experience with a prototype instrument. Gastrointest Endosc 37:1(60-2)1991 Jan-Feb

1850059. Krevsky B, Cowan A, Maurer AH, Butt W, Fisher RS, Effects of selective opioid agonists on feline colonic transit. Life Sci 48:16(1597-602)1991

2390924. Niewiarowski T, Maurer AH, Fisher RS, Krevsky B, Feline cholescintigraphy. Studies on role of cholecystokinin in regulation of gallbladder function. Dig Dis Sci 35:9(1098-104)1990 Sep

2112144. Krevsky B, Evaluation of hematochezia. Hosp Pract (Off Ed) 25:6(35-9, 42)1990 Jun 15

2154387. Krevsky B, Fisher RS, Cowan A, Failure of (+)-naloxone to accelerate feline colonic transit. Experientia 46:2(217-9)1990 Feb 15

2792683. Krevsky B, Pusateri JP Jr, Laser lysis of an esophageal web. Gastrointest Endosc 35:5(451-3)1989 Sep-Oct

2667336. Krevsky B, Maurer AH, Malmud LS, Fisher RS, Cisapride accelerates colonic transit in constipated patients with colonic inertia. Am J Gastroenterol 84:8(882-7)1989 Aug

2916520. Krevsky B, Maurer AH, Fisher RS, Patterns of colonic transit in chronic idiopathic constipation. Am J Gastroenterol 84:2(127-32)1989 Feb

2927248. Krevsky B, Libster B, Maurer AH, Chase BJ, Fisher RS, Effects of morphine and naloxone on feline colonic transit. Life Sci 44:13(873-9)1989

2714039. Siegel JA, Krevsky B, Maurer AH, Charkes ND, Fisher RS, Malmud LS, Scintigraphic evaluation of gastric emptying: are radiolabeled solids necessary? Clin Nucl Med 14:1(40-6)1989 Jan

3177649. Krevsky B, Somers MB, Maurer AH, Malmud LS, Knight LC, Fisher RS, Quantitative measurement of feline colonic transit. Am J Physiol 255:4 Pt 1(G529-34)1988 Oct

3414643. Caroline DF, Krevsky B, Friedman AC, Lev-Toaff AS, Radecki PD, Endoscopic laser therapy for carcinoma involving the esophagus: the value of pretreatment computed tomography. Am J Gastroenterol 83:9(908-13)1988 Sep

2834257. Kaufman PN, Krevsky B, Malmud LS, Maurer AH, Somers MB, Siegel JA, Fisher RS, Role of opiate receptors in the regulation of colonic transit. Gastroenterology 94:6(1351-6)1988 Jun

3343018. Siegel JA, Urbain JL, Adler LP, Charkes ND, Maurer AH, Krevsky B, Knight LC, Fisher RS, Malmud LS, Biphasic nature of gastric emptying. Gut 29:1(85-9)1988 Jan

2979674. Krevsky B, Malmud LS, Maurer AH, Somers MB, Siegel JA, Fisher RS, The effect of oral cisapride on colonic transit. Aliment Pharmacol Ther 1:4(293-304)1987 Aug

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