Procedures Preformed by Dr. Harry B. Matossian, MD

• Colonoscopy, Proctosigmoidoscopy, and Sigmoidoscopy
• Endoscopy (Esophagus, Stomach, Small Intestine)
• ERCP (Endoscopic Retrograde Cholangiopancreatography)
• Esophageal Manometry
• Hydrogen Breath Test (HBT)
• Liver Biopsy
• Manometry
• pH Probe