Dr. Helen Pappa treats conditions of the digestive tract, liver and pancreas, including: abdominal pain; Barrett's esophagus; colitis; Crohn's disease; cirrhosis; colorectal cancer and disorders; diabetes; diverticulitis and diverticulosis; gallbladder diseases; hernias; and gastrointestinal disease. Dr. Pappa is an associate professor in the Department of Pediatrics, Division of Gastroenterology, at Saint Louis University School of Medicine. She is a member of the American Gastroenterological Association, the Crohn's and Colitis Foundation (CCF), and the North American Society for Pediatric Gastroenterology, Hepatology and Nutrition. She is on the pediatric advisory committee of the CCF.