Areas of Interest:  GI motility disorders, anorectal manometry, gastroduodenal manometry, colonic manometry, high resolution esophageal and anorectal manometry, esophageal pH and impedence studies, biofeedback treatment for severe childhood constipation, fecal transplant for recurrent Clostridium Difficile infection.  

Dr. Croffie's clinical and research expertise is in pediatric gastrointestinal motility (movement) disorders and biofeedback treatment of constipation. He developed the Gastrointestinal Motility Laboratory at Riley Hospital, one of the few comprehensive centers in the United States providing esophageal manometry, anorectal manometry and anorectal biofeedback therapy, small bowel and colonic manometry, wireless esophageal pH testing, and esophageal pH and impedance testing to children with various gastrointestinal motor disorders.

Past Affiliations
Pediatrics, Gastroenterology
MD, University of Liberia, Liberia, 1985
MPH, University of Oklahoma, Health Administration, 1980
BS, Central State University, Biology, 1979
digestive system digestive diseases and disorders biofeedback gastroenterology pediatrics
American Academy of Pediatrics
American College of Gastroenterology
American Gastroenterological Association
American Medical Association
American Society for Gastrointestinal Endoscopy
North American Society of Pediatric Gastroenterology and Nutrition