title: RECTOSCOPY AND RECTAL BIOPSY IN THE DIAGNOSIS OF COLITIS AND PROCTITIS.
mesh_terms: D001706:Biopsy; D003092:Colitis; D003093:Colitis, Ulcerative; D003933:Diagnosis; D006801:Humans; D010336:Pathology; D011349:Proctitis; D011351:Proctoscopy; D012007:Rectum
keywords: BIOPSY; COLITIS; COLITIS, ULCERATIVE; DIAGNOSIS; PATHOLOGY; PROCTITIS; PROCTOSCOPY; RECTUM