A case of polypoid cavernous hemangioma of the sigmoid colon excised by colonoscopic polypectomy


A 28-year-old Japanese man was admitted to our institute because of sharp anal pain and a mass that prolapsed from the anus after defecation. After spinal anesthesia for emergency operation, the mass spontaneously withdrew into the anus and the pain disappeared. Surgery was postponed. Barium enema and colonoscopy revealed a pedunculated polyp in the sigmoid… (More)
DOI: 10.1007/BF02806353


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