Dr. Roost's conditions and procedures:

Abdominal Disorders

Abdominal Pain

Abscess

Anal or Rectal Pain

Anal Prolapse

Anemia

Anoscopy

Autoimmune Diseases

Barrett's Esophagus

Benign Neoplasm of the Digestive System

Benign Tumor

Blood Disorders

Cancer

Celiac Disease

Cholecystitis and Gallstones

Cholelithiasis

Cirrhosis

Colonoscopy, Proctosigmoidoscopy, and Sigmoidoscopy

Colorectal Cancer

Constipation

Crohn's Disease

Dehydration

Diaphragmatic and-or Hiatal Hernia

Diarrhea

Diverticulitis, Intestinal

Diverticulosis, Intestinal

Duodenal Ulcer

Duodenitis

Dysentery

Dysphagia

Endoscopy (Esophagus, Stomach, Small Intestine)

Enteritis

Esophageal Diseases

Esophageal Ulcer

Esophageal Varices

Esophagitis

Gas-Bloat Syndrome

Gastric Ulcer

Gastritis

Gastroenterology Procedures

Gastroesophageal Reflux Disease (GERD)

Gastrointestinal Bleeding

Gastrointestinal Diseases

Gastrointestinal Malabsorption

Gastroparesis

Hemorrhoids

Hepatitis A

Hepatitis B - Immune Response

Hepatitis C

Hernia

Ileus

Indigestion

Inflammatory Bowel Disease

Intestinal Abscess

Intestinal Ischemia

Intestinal Obstruction

Irritable Bowel Syndrome

Liver Damage from Alcohol

Malnutrition

Nausea

Neoplasm of Gastrointestinal Tract

Non-Alcoholic Fatty Liver Disease

Noninfectious Gastroenteritis and Colitis

Pancreatitis

Peptic Ulcer

Reflux Esophagitis

Stomach and Small Intestine Cancer

Stomach Cancer

Stomach Diseases

Stomal Ulcer

Ulcer

Ulcerative Colitis

Unexplained Weight Loss

Viral Hepatitis

Vomiting Disorders