Procedures Preformed by Dr. Ronald J. Lew, MD

• Colon Cancer Screening
• Colonoscopy With Polypectomy
• Colonoscopy, Proctosigmoidoscopy, and Sigmoidoscopy
• Endoscopic Mucosal Resection
• Endoscopic Ultrasound
• Endoscopy (Esophagus, Stomach, Small Intestine)
• ERCP (Endoscopic Retrograde Cholangiopancreatography)
• Esophageal pH Monitoring
• Esophageal Stenting
• Liver Biopsy
• Manometry