Constipation
Tooth Abscess
Dental caries
Malocclusion
Salivary glands stones
Sialadenitis
Parotitis
Dysphagia
Esophageal Spasm
Zenker Diverticulum
Esophagitis
Esophageal Periapical Abscess without Sinus
Mallory-Weiss syndrome
Borhaave Syndrome
Achalasia
GERD
Esophageal Stricture/Stenosis
Hiatal Hernia
Dyspepsia/hyperacidity
Gastritis
Gastric Ulcer
Peptic Ulcer Disease
Peptic Ulcer Perforation
Gastroparesis
Gastroenteritis
Duodenitis
Duodenal Ulcer
Celiac Disease
Lactulose Intolerance
Tropical Sprue
Malabsorption
Short Bowel Syndrome
Small Bowel Obstruction
Acute Mesenteric Ischemia
Chronic Mesenteric Ischemia
Appendicitis
Ischemic Colitis
Colitis (c. diff, etc)
Diverticulosis
Diverticulitis
Angiodysplasia
Large Bowel Obstruction
Impaction of Intestine
Proctitis
Fecal Incontinence
Hemorrhoids
Rectal Prolapse
Anal Fissure
Anal Fistula
Anal Abscess
Eosinophilic Esophagitis
Inflammatory Bowel Disease
Toxic Megacolon
Microscopic Colitis
Granulomatous Enterocolitis
Oral Cancer (lips, mouth, tongue, salivary glands)
Esophageal
Barrett Esophagus
Stomach Adenocarcinoma
MALT Lymphoma
Gastrinoma (Zollinger-Ellison syndrome)
Colon cancer
Hereditary colon cancer syndromes
Familial Adenomatous Polyposis (eg, Peutz-Jeghers syndrome, Gardner syndrome, Turcot syndrome)
Carcinoid Tumors
3. Metastatic Neoplasms
Jaundice
Viral Hepatitis
Alcoholic hepatitis
Steatohepatitis (non- alcoholic fatty liver disease)
Autoimmune hepatitis
Cirrhosis
Portal hypertension/esophageal varices
Hepatic encephalopathy
Hepatorenal syndrome
Hepatopulmonary syndrome
End-stage liver disease
Liver transplantation
Hepatoma
Hepatocellular carcinoma
Gilbert syndrome,
Crigler-Najjar syndrome
Dubin-Johnson,
Rotor syndromes
Cholecystitis
Cholelithiasis
Choledocholithiasis
Gallstone ileus
Cholangitis
Bile Duct Obstruction/Cholestasis
Cholestasis due to Parenteral Nutrition
Mirizzi Syndrome
Primary Biliary Cholangitis
Primary Sclerosing Cholangitis
Primary Biliary Cirrhosis
Cholangiocarcinoma
Acute Pancreatitis
Chronic Pancreatitis
Hereditary Pancreatitis
Pancreatic Cyst
Pancreatic Pseudocyst
Pancreatic Duct Obstruction
Pancreatic Insufficiency
Pancreatic Cancer
Peritonitis
Ascities
Abdominal Wall Defects
Adhesions, Postsurgical
Digestive System Complications of Surgery
Post-Gastric Surgery Syndromes (eg, blind loop syndrome, adhesions)
Duodenal tear
Foreign Body in Digestive System
Inguinal, Femoral, and Abdominal Wall Hernias
Open Wound, Abdominal
Perforation of Hollow Viscus and Blunt Trauma
Perforation/rupture of Esophagus (Boerhaave syndrome)
Umbilical hernia
Cleft Lip and Palate
Tracheoesophageal Fistula
Esophageal Atresia
Pyloric Stenosis
Annular Pancreas
Biliary Atresia
Malrotation without volvulus
Meckel Diverticulum
Intussusception
Necrotizing Enterocolitis
Hirschsprung Disease
Drug-Induced Changes In Motility (Chronic Laxative Use, Opioids)
Drug-Induced Gastritis, Duodenitis
Drug-Induced Peptic Ulcer Disease (NSAIDs);
Drug-Induced Hepatitis
Drug-Induced Pancreatitis