Is biopsy necessary if colonoscopy is normal?

Abstract

Multiple endoscopic biopsies were taken from 100 consecutive patients who had a macroscopically normal colon at colonoscopy. Of these, 78 were regarded as histologically normal; 13 cases of melanosis coli, 7 cases of intestinal spirochetosis, and 2 cases of collagenous colitis were identified. In no cases was there histologic evidence of inflammatory bowel… (More)
DOI: 10.1007/BF01296130

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