Conditions Treated by Dr. Kelly J. O'Callahan, MD

• Abdominal Pain
• Anemia
• Barrett's Esophagus
• Benign Neoplasm of the Digestive System
• Cholecystitis and Gallstones
• Colorectal Cancer
• Crohn's Disease (Regional Enteritis)
• Diaphragmatic and-or Hiatal Hernia
• Diverticulitis, Intestinal
• Diverticulosis, Intestinal
• Duodenal Ulcer
• Duodenitis
• Dysphagia
• Enteritis
• Esophageal Achalasia and Cardiospasm
• Esophageal Varices
• Esophagitis
• Gastritis
• Gastroesophageal Reflux Disease (GERD)
• Gastroparesis
• Heartburn
• Hemorrhoids
• Intestinal Obstruction
• Irritable Bowel Syndrome
• Ulcerative Colitis
• Unexplained Weight Loss
• Vascular Insufficiency of Intestines
• Vomiting Disorders