Procedures Preformed by Dr. Gerald Marks, MD

• Colectomy
• Colonoscopy, Proctosigmoidoscopy, and Sigmoidoscopy
• Fistulectomy or Fistulotomy, Anal
• Hemorrhoidectomy or Excision of Anal Tags
• Proctectomy, Open or Laparoscopic (incl. Swenson and Duhamel Procedures)
• Sphincterotomy