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Anatomy of the Anus Rectum and Sigmoid Colon
Flexible Sigmoidoscopy and Barium Radiography
Preparation of the Patient for Flexible Sigmoidoscopy
11 other sections not shown
abdominal acute adenoma adenomatous polyp air insufflation anal canal anastomosis anorectal anoscope anus asymptomatic barium enema biopsy biopsy channel biopsy forceps biopsy port blood loss bowel preparation bowel wall carcinoma chronic clinical colon cancer colon polyps colon wall colonoscopy colorectal cancer control head Crohn's colitis Crohn's disease descending colon detected diagnosis diameter diarrhea discomfort disinfection distal diverticular diverticulosis doscopy endoscopic endoscopist evaluation fecal occult blood fiberoptic Figure fistulae flexible sigmoidoscopic examination flexible sigmoidoscopy forceps gastrointestinal hemorrhoids histologic infection inflammatory bowel disease insertion tube instrument intestine involvement large bowel cancer loop lumen malignant moidoscopy multiple muscle normal mucosa occult blood test occur pain pathology patient performed perianal physician Plate polypectomy polyposis position procedure proctitis prolapse proximal rectal bleeding rectum require resection result rigid sigmoidoscope risk scope screening segment shaft sigmoid colon specimens sphincter stool submucosal suction symptoms syndrome Table tion tissue tumor ulcerative colitis usually valve villous visual