Procedures Preformed by Dr. Robert McCallum, MD

• Colonoscopy, Proctosigmoidoscopy, and Sigmoidoscopy
• Endoscopy (Esophagus, Stomach, Small Intestine)
• ERCP (Endoscopic Retrograde Cholangiopancreatography)
• Esophageal pH Monitoring
• Esophageal Stenting
• Liver Biopsy
• Manometry
• Percutaneous Edoscopic Gastrostomy (PEG)
• Screening Colonoscopy
• Therapeutic Colonoscopy