The value of electron microscope studies in diagnosing malignant change in ulcerative colitis.
D003093:Colitis, Ulcerative / Q000473:pathology*; D003110:Colonic Neoplasms / Q000175:diagnosis / Q000473:pathology*; D006801:Humans; D007413:Intestinal Mucosa / Q000473:pathology; D008854:Microscopy, Electron; D011230:Precancerous Conditions / Q000175:diagnosis / Q000473:pathology*