Laparoscopic surgery, Colorectal surgery, Minimally invasive abdominal surgery, Robotic surgery, Colectomy, J-pouch sur...gery, Flexible sigmoidoscopy, Transanal endoscopic microsurgery, Rectal prolapse surgery, Intraoperative radiation therapy, Colostomy, Anorectal surgery, Coloanal anastomosis, Ileostomy surgery, Proctectomy, Complex oncologic multidisciplinary pelvic surgery, Ulcerative colitis, Inflammatory bowel disease, Crohn's disease, Lynch syndrome, Colon cancer, Rectal cancer, Carcinoid tumor, Familial adenomatous polyposis, Recurrent cancer, Colon polyps, Anal cancer, Rectal prolapse, Diverticulitis, Vaginal fistula, Polyposis syndromes, Polyp, Abscess