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Robert S. Fisher, MD

Professor, Medicine

Telephone:  215-707-3433

FAX: 215-707-2684

Email: robert.fisher@tuhs.temple.edu

Department of Medicine, Section of Gastroenterology

BSE, Princeton University

 

MD, University of Pennsylvania

 

Internship, Chicago Wesley Memorial Hospital of Northwestern University School of Medicine

 

Residency, Temple University School of Medicine

 

GI Fellowship, Hospital of the University of Pennsylvania

 

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• Internal Medicine, 1971
• Gastroenterology, 1973

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• Functional GI disorders (nonulcer dyspepsia, irritable bowel syndrome, constipation)
• Motor disorders of the esophagus, stomach, small intesting, colon and biliary tract
• Acid/peptic disorders of the UGI tract
• Erosive esophagitis
• Peptic ulcer disease
• Inflammatory bowel disease

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• The incidence, pathophysiology and treatment of Barrett's Esophagus
• Therapeutic agents to treat functional gastrointestinal disorders:  functional dyspepsia, irritable bowel syndrome and functional constipation
• Effects of proton pump inhibitors and meal composition on regional gastric acidity
• Autonomic (vagal and sympathetic) effects on stomach motility

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NIH, NIAA, NIMH, pharmaceutical industry

 

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

23589143. Sachdeva P, Kantor S, Knight LC, Maurer AH, Fisher RS, Parkman HP, Use of a High Caloric Liquid Meal as an Alternative to a Solid Meal for Gastric Emptying Scintigraphy. Dig Dis Sci :()2013 Apr 16

23181386. Sankineni A, Salieb L, Harrison M, Fisher RS, Parkman HP, Slow esophageal propagation velocity: association with dysphagia for solids. Neurogastroenterol Motil 25:1(e44-51)2013 Jan

22590983. Tang DM, Pathikonda M, Harrison M, Fisher RS, Friedenberg FK, Parkman HP, Symptoms and esophageal motility based on phenotypic findings of scleroderma. Dis Esophagus 26:2(197-203)2013 Feb-Mar

22011587. Shahid S, Ramzan Z, Maurer AH, Parkman HP, Fisher RS, Chronic idiopathic constipation: more than a simple colonic transit disorder. J Clin Gastroenterol 46:2(150-4)2012 Feb

21959322. Pathikonda M, Sachdeva P, Malhotra N, Fisher RS, Maurer AH, Parkman HP, Gastric emptying scintigraphy: is four hours necessary? J Clin Gastroenterol 46:3(209-15)2012 Mar

21735078. Ramzan Z, Duffy F, Gomez J, Fisher RS, Parkman HP, Continuous glucose monitoring in gastroparesis. Dig Dis Sci 56:9(2646-55)2011 Sep

21365240. Sachdeva P, Malhotra N, Pathikonda M, Khayyam U, Fisher RS, Maurer AH, Parkman HP, Gastric emptying of solids and liquids for evaluation for gastroparesis. Dig Dis Sci 56:4(1138-46)2011 Apr

21332597. Verrengia M, Sachdeva P, Gaughan J, Fisher RS, Parkman HP, Variation of symptoms during the menstrual cycle in female patients with gastroparesis. Neurogastroenterol Motil 23:7(625-e254)2011 Jul

20472097. Cherian D, Sachdeva P, Fisher RS, Parkman HP, Abdominal pain is a frequent symptom of gastroparesis. Clin Gastroenterol Hepatol 8:8(676-81)2010 Aug

20429040. Kalra AD, Fisher RS, Axelrod P, Decreased length of stay and cumulative hospitalized days despite increased patient admissions and readmissions in an area of urban poverty. J Gen Intern Med 25:9(930-5)2010 Sep

20082665. Khayyam U, Sachdeva P, Gomez J, Ramzan Z, Smith MS, Maurer AH, Fisher RS, Parkman HP, Assessment of symptoms during gastric emptying scintigraphy to correlate symptoms to delayed gastric emptying. Neurogastroenterol Motil 22:5(539-45)2010 May

19760157. Uppalapati SS, Ramzan Z, Fisher RS, Parkman HP, Factors contributing to hospitalization for gastroparesis exacerbations. Dig Dis Sci 54:11(2404-9)2009 Nov

19605833. Fisher RS, Doma SP, Images in clinical medicine. Segmental diverticulitis. N Engl J Med 361:3(286)2009 Jul 16

18378499. Mekapati J, Knight LC, Maurer AH, Fisher RS, Parkman HP, Transsphincteric pH profile at the gastroesophageal junction. Clin Gastroenterol Hepatol 6:6(630-4)2008 Jun

18270827. Friedenberg FK, Desipio J, Korimilli A, Bohning M, Sum E, Parkman HP, Richter JE, Fisher RS, Tonic and phasic pyloric activity in response to CCK-octapeptide. Dig Dis Sci 53:4(905-11)2008 Apr

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

18194154. Cassilly D, Kantor S, Knight LC, Maurer AH, Fisher RS, Semler J, Parkman HP, Gastric emptying of a non-digestible solid: assessment with simultaneous SmartPill pH and pressure capsule, antroduodenal manometry, gastric emptying scintigraphy. Neurogastroenterol Motil 20:4(311-9)2008 Apr

18080765. Maranki JL, Lytes V, Meilahn JE, Harbison S, Friedenberg FK, Fisher RS, Parkman HP, Predictive factors for clinical improvement with Enterra gastric electric stimulation treatment for refractory gastroparesis. Dig Dis Sci 53:8(2072-8)2008 Aug

18047541. Wang YR, Fisher RS, Parkman HP, Gastroparesis-related hospitalizations in the United States: trends, characteristics, and outcomes, 1995-2004. Am J Gastroenterol 103:2(313-22)2008 Feb

17300288. Desipio J, Friedenberg FK, Korimilli A, Richter JE, Parkman HP, Fisher RS, High-resolution solid-state manometry of the antropyloroduodenal region. Neurogastroenterol Motil 19:3(188-95)2007 Mar

16764783. Licht H, Fisher RS, Downstream effects of esophageal distention. Curr Gastroenterol Rep 8:3(186-9)2006 Jun

16416175. Simonian HP, Vo L, Doma S, Fisher RS, Parkman HP, Regional postprandial differences in pH within the stomach and gastroesophageal junction. Dig Dis Sci 50:12(2276-85)2005 Dec

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

15933684. Bromer MQ, Friedenberg F, Miller LS, Fisher RS, Swartz K, Parkman HP, Endoscopic pyloric injection of botulinum toxin A for the treatment of refractory gastroparesis. Gastrointest Endosc 61:7(833-9)2005 Jun

15932362. Vo L, Simonian HP, Doma S, Fisher RS, Parkman HP, The effect of rabeprazole on regional gastric acidity and the postprandial cardia/gastro-oesophageal junction acid layer in normal subjects: a randomized, double-blind, placebo-controlled study. Aliment Pharmacol Ther 21:11(1321-30)2005 Jun 1

15628710. Shah RN, Izanec JL, Friedel DM, Axelrod P, Parkman HP, Fisher RS, Achalasia presenting after operative and nonoperative trauma. Dig Dis Sci 49:11-12(1818-21)2004 Nov-Dec

15521026. Parkman HP, Hasler WL, Fisher RS, American Gastroenterological Association technical review on the diagnosis and treatment of gastroparesis. Gastroenterology 127:5(1592-622)2004 Nov

15521025. Parkman HP, Hasler WL, Fisher RS, American Gastroenterological Association medical position statement: diagnosis and treatment of gastroparesis. Gastroenterology 127:5(1589-91)2004 Nov

15235061. Simonian HP, Maurer AH, Knight LC, Kantor S, Kontos D, Megalooikonomou V, Fisher RS, Parkman HP, Simultaneous assessment of gastric accommodation and emptying: studies with liquid and solid meals. J Nucl Med 45:7(1155-60)2004 Jul

15233676. Fisher RS, Thistle J, Lembo A, Novick J, O'Kane P, Chey WD, Beglinger C, Rueegg P, Shi V, Dogra A, Luo D, Earnest DL, Tegaserod does not alter fasting or meal-induced biliary tract motility. Am J Gastroenterol 99:7(1342-9)2004 Jul

15104362. Osias GL, Bromer MQ, Thomas RM, Friedel D, Miller LS, Suh B, Lorber B, Parkman HP, Fisher RS, Esophageal bacteria and Barrett's esophagus: a preliminary report. Dig Dis Sci 49:2(228-36)2004 Feb

15056089. Simonian HP, Panganamamula K, Chen JZ, Fisher RS, Parkman HP, Multichannel electrogastrography (EGG) in symptomatic patients: a single center study. Am J Gastroenterol 99:3(478-85)2004 Mar

14723837. Michael H, Fisher RS, Treatment of Epiphrenic and Mid-esophageal Diverticula. Curr Treat Options Gastroenterol 7:1(41-52)2004 Feb

14561007. Potluri S, Friedenberg F, Parkman HP, Chang A, MacNeal R, Manus C, Bromer MQ, Malik A, Fisher RS, Nugent T, Thangada VK, Kueppers F, Miller LS, Comparison of a salivary/sputum pepsin assay with 24-hour esophageal pH monitoring for detection of gastric reflux into the proximal esophagus, oropharynx, and lung. Dig Dis Sci 48:9(1813-7)2003 Sep

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

12757160. Gonlachanvit S, Hsu CW, Boden GH, Knight LC, Maurer AH, Fisher RS, Parkman HP, Effect of altering gastric emptying on postprandial plasma glucose concentrations following a physiologic meal in type-II diabetic patients. Dig Dis Sci 48:3(488-97)2003 Mar

12135014. Miller LS, Szych GA, Kantor SB, Bromer MQ, Knight LC, Maurer AH, Fisher RS, Parkman HP, Treatment of idiopathic gastroparesis with injection of botulinum toxin into the pyloric sphincter muscle. Am J Gastroenterol 97:7(1653-60)2002 Jul

12135012. Miller LS, Pullela SV, Parkman HP, Schiano TD, Cassidy MJ, Cohen S, Fisher RS, Treatment of chest pain in patients with noncardiac, nonreflux, nonachalasia spastic esophageal motor disorders using botulinum toxin injection into the gastroesophageal junction. Am J Gastroenterol 97:7(1640-6)2002 Jul

11907357. Guo JP, Gilman PB, Thomas RM, Fisher RS, Parkman HP, Barrett's esophagus and achalasia. J Clin Gastroenterol 34:4(439-43)2002 Apr

11879596. Panganamamula KV, Fisher RS, Parkman HP, Functional (Nonulcer) Dyspepsia. Curr Treat Options Gastroenterol 5:2(153-160)2002 Apr

11407347. Horwitz BJ, Fisher RS, The irritable bowel syndrome. N Engl J Med 344:24(1846-50)2001 Jun 14

11319063. Gonlachanvit S, Fisher RS, Parkman HP, Diagnostic modalities for achalasia. Gastrointest Endosc Clin N Am 11:2(293-310, vi)2001 Apr

11270790. Guo JP, Maurer AH, Fisher RS, Parkman HP, Extending gastric emptying scintigraphy from two to four hours detects more patients with gastroparesis. Dig Dis Sci 46:1(24-9)2001 Jan

11159896. Friedel D, Thomas R, Fisher RS, Ischemic colitis during treatment with alosetron. Gastroenterology 120:2(557-60)2001 Feb

11117585. Srinivasan R, Fisher RS, Early initiation of post-PEG feeding: do published recommendations affect clinical practice? Dig Dis Sci 45:10(2065-8)2000 Oct

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

10695611. Bonapace ES, Fisher RS, Parkman HP, Does fasting serum gastrin predict gastric acid suppression in patients on proton-pump inhibitors? Dig Dis Sci 45:1(34-9)2000 Jan

10446101. Parkman HP, Trate DM, Knight LC, Brown KL, Maurer AH, Fisher RS, Cholinergic effects on human gastric motility. Gut 45:3(346-54)1999 Sep

9801400. Fisher RS, Parkman HP, Management of nonulcer dyspepsia. N Engl J Med 339:19(1376-81)1998 Nov 5

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