Dr. Floch is a Clinical Professor of Medicine at Yale University where he recently formed the Fellow's Clinic in the Digestive Disease Section supervising all gastrointestinal trainees in consultation on problem cases. He is a Master of the American College of Gastroenterology (MACG) and an American Gastroenterology Association Fellow (AGAF) as well as a Fellow of the American College of Physicians (FACP). He formerly was Chairman of Medicine at Norwalk Hospital and the Founding Chief of Gastroenterology and Nutrition in Norwalk. He is Editor-in-Chief of Journal of Clinical Gastroenterology and has written five books including the 2nd edition of the textbook "Netter's Gastroenterology”.Dr. Floch is renowned for his work in gastric and intestinal diseases and probiotics. He lectures nationally and internationally, haven given Grand Rounds at Harvard, Brown, UMass, and UConn among others. He is a consultant to Pfizer, Proctor & Gamble, Dannon, Shire and Biocodex.His research has been extensive in gastroenterology having had grants from the Armed Forces and National Institute of Health.Dr. Floch has a FWCI of 1.18 and has the majority (76%) of his content published in gastroenterology journals. 8.7% of his work appears in the top 10% most cited journals worldwide.Dr. Floch has experience with national, international, institutional and single authorship.

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• SECTION I ESOPHAGUS1. Anatomy of the Esophagus and the Foregut2. Congenital Anomalies of the Esophagus3. Deglutition4. Benign Disease of Esophagus5. Esophageal Diverticula6. Foreign Bodies in the Esophagus7. Caustic Injury of the Esophagus8. Esophageal Varicosities9. Esophageal Rupture and Perforation10. Eosinophilic Esophagitis11. GERD12. Sliding and Paraesophageal Hiatal Hernias Types 1, 2, and 313. Esophageal Motility Disorders14. Neoplastic Disease of the EsophagusSECTION II STOMACH AND DUODENUM15. Anatomy of the Stomach and Duodenum16. Gastric Secretion17. Factors Influencing Gastric Activity18. Role of the Stomach in Digestion19. Gastric Acid Secretion Tests: Hydrochloric Acid and Gastrin20. Effect of Drugs on Gastric Function21. Upper Gastrointestinal Endoscopy: Esophagogastroduodenoscopy22. Coated Tongue, Halitosis, and Thrush23. Aerophagia and Eructation24. Motility of the Stomach25. Gastroparesis and Gastric Motility Disorders26. Pyloric Obstruction and the Effects of Vomiting27. Nausea and Vomiting28. Hypertrophic Pyloric Stenosis29. Diverticula of the Stomach and Gastrointestinal Prolapse30. Diverticula of the Duodenum31. Dyspepsia, Functional Dyspepsia, and Nonulcer Dyspepsia32. Helicobacter pylori Infection33. Gastritis: General, Erosive and Acute34. Peptic Ulcer Disease35. Upper Gastrointestinal Bleeding36. Therapeutic Gastrointestinal Endoscopy37. Benign Tumors of the Stomach and GISTs38. Gastrintestinal Lymphoma and Mucosa-Associated Lymphoid Tissue39. Cancers of the Stomach40. Tumors of the Duodenum41. Principles of Gastric Surgery42. Postgastrectomy Complications: Partial Gastrectomy43. Effects of Total GastrectomySECTION III Abdominal wall 44. Anatomy of the Abdominal Wall and Inguinal Region45. Peritoneum and Related Diseases46. Mesenteric Ischemia and other Vascular Lesions47. Alimentary Tract Obstruction and Intestinal Injuries48. Abdominal wall and abdominal cavity hernias49. Abdominal Cavity Access: Open Laparotomy, Laparoscopy, and Robotic accessSECTION IV SMALL INTESTINE50. Anatomy of the Small Intestine51. Secretory, Digestive, and Absorptive Functions of the Small Intestine52. Gastrointestinal Hormones and Neurotransmitters53. Imaging of the Small Intestine54. Visceral Reflexes55. Congenital Abnormalities of the Small Intestine56. Meckel Diverticulum57. Diverticula of the Small Intestine58. Motility and Dysmotility of the Small Intestine59. Obstruction and Ileus of the Small Intestine60. Chronic Intestinal Pseudo-Obstruction61. Irritable Bowel Syndrome and Functional Gastrointestinal Disorders62. Evaluation of the Small Bowel63. Lactose, Fructose, and Sucrose Intolerance64. Diarrhea65. Celiac Disease and Malabsorption66. Whipple Disease67. Small Intestinal Bacterial Overgrowth68. Short Bowel Syndrome69. Food Allergy70. Eosinophilic Gastroenteritis71. Intussusception of the Small Intestine72. Benign Tumors of the Small Intestine73. Malignant Tumors of the Small Intestine74. Carcinoid Syndrome and Neuroendocrine Tumors75. Ileostomy, Colostomy, and Gastroenteric StromasSECTION V COLON, RECTUM, AND ANUS76. Anatomy of the Colon, Rectum, and Anus77. Secretory, Digestive, and Absorptive Functions of the Colon and Colonic Flora78. Probiotics, Prebiotics and the Microbiota79. Anoscopy, Sigmoidoscopy, and Colonoscopy80. Laparoscopy and Laparotomy81. Stool Examination82. Intestinal Bleeding83. Motility and Dysmotility of the Large Intestine84. Normal Defecation and Pathophysiology of Fecal Incontinence85. Constipation86. Effects of Drugs on the Colon87. Megacolon and Hirschsprung Disease88. Volvulus, Sigmoid and Cecum89. Diseases of the Appendix: Inflammation, Mucocele, and Tumors90. Diverticulosis91. Ulcerative Colitis92. Ileostomy and Colostomy93. Pouch Anal Anastomosis and Pouchitis94. Differentiating Features of Ulcerative Colitis and Crohn’s Disease95. Crohn’s Disease and Complications and Surgical Therapy96. Perianal Disease in Crohn’s Disease97. Drug Therapy for Inflammatory Bowel Disease98. Microscopic Colitis (Lymphocytic or Collagenous Colitis)99. Neoplasms of the Large Bowel: Colonic Polyps and Colon Cancer100. Familial Adenomatous Polyposis and Polyposis Syndromes101. Rectal Cancer102. Hemorrhoids103. Rectal Prolapse and Procidentia104. Anal Fissure, Pruritus Ani, Papillitis, and Cryptitis105. Anorectal Abscess and Fistula106. Lymphogranuloma Venereum and Sexually Transmitted Proctitis107. Fecal IncontinenceSECTION VI INFECTIOUS AND PARASITIC DISEASES OF THE ALIMENTARY TRACT108. Human Immunodeficiency Virus and the Gastrointestinal Tract109. Infectious Esophagitis110. Typhoid Fever (Paratyphoid Fever, Enteric Fever)111. Food Poisoning and Enteric Pathogens112. Clostridium difficile and Antibiotic-Associated Diarrhea113. Gastrointestinal Tuberculosis114. Abdominal Actinomycosis115. Amebiasis116. Giardia lamblia and Other Protozoan Infections117. Intestinal Helminths: Trichuriasis118. Enterobiasis119. Ascariasis120. Strongyloidiasis121. Hookworm Disease (Necatoriasis and Ancylostomiasis)Tapeworms (Cestodes)122. Other Helminth Infections: Trichinella spiralis and FlukesSECTION VII PANCREAS123. Development and Anatomy of the Pancreas124. Pancreatic Ducts and Exocrine and Endocrine Organs125. Pancreatic Physiology126. Cystic Fibrosis127. Acute Pancreatitis128. Chronic Pancreatitis129. Pancreatic Cancer130. Cystic Neoplasms of the Pancreas131. Pancreatic Neuroendocrine Tumors (Islet Cell Tumors)SECTION VIII GALLBLADDER AND BILE DUCTS132. Anatomy and Function of the Gallbladder133. Gallstone134. Acute Cholecystiti135. Cholecystitis: Complications136. Chronic Cholecystitis137. Choledocholithiasis and Cholangitis138. Sphincter of Oddi Dysfunction139. Preiampullary Cancer140. Gallbladder Carcinoma141. CholangiocarcinomaSECTION IX LIVER142. Anatomy of the Liver143. Liver Function Tests144. Prothrombin Formation145. Bilirubin and Bile Acid Metabolism146. Clinical Manifestations of Cirrhosis147. Physical Diagnosis of Liver Disease148. Causes of Portal Hypertension149. Ascites150. Hepatic Encephalopathy151. Hepatorenal Syndrome152. Variceal Bleeding153. Transjugular Intrahepatic Portosystemic Shunt154. Liver Biopsy155. Hepatic Necrosis156. Cirrhosis157. Imaging Studies of the Liver158. Alcoholic Liver Disease159. Nonalcoholic Fatty Liver Disease and Seatohepatitis160. Extrahepatic Biliary Obstruction161. Primary Biliary Cirrhosis162. Primary Sclerosing Cholangitis163. Autoimmune Hepatitis164. Acute Viral Hepatitis (Hepatitis A, D, E)165. Hepatitis B166. Hepatitis C167. Hepatitis Caused by Other Viruses168. Hepatotoxicity169. Disorders of Bilirubin Transport170. a-Antitrypsin Deficiency171. Hereditary Hemochromatosis172. Liver Disease in Pregnancy173. Benign Liver Tumors174. Granulomatous Liver Diseases175. Wilson Disease176. Hepatocellular Carcinoma177. Liver Transplantation178. Other Infections of the Liver: Amebiasis, Spirochetes, Actinomycosis, Echicoccosis, Schistosomiasis179. Vascular Disorders of the Liver180. Bile Duct Cancer181. Metastatic Cancer182. Hepatic TraumaSECTION X NUTRITION AND GASTROINTESTINAL DISEASE183. Dietary and Nutritional Assessment184. Macronutrients and Energy185. Micronutrient and Vitamin Deficiency186. Enteral Nutrition187. Dietary Fiber188. Parenteral Nutrition189. Malnutrition190. Obesity and Its Treatment191. Gastrointestinal Diseases Related to Nutrition