Korelitz, B I Differential diagnosis of ulcerative and granulomatous colitis by sigmoidoscopy, rectal biopsy and cell counts of rectal mucosa. [electronic resource] - The American journal of gastroenterology Jun 1974 - 460-9 p. digital Publication Type: Journal Article ISSN: 0002-9270 Subjects--Topical Terms: BiopsyCell CountColitis, Ulcerative--diagnosisCrohn Disease--diagnosisDiagnosis, DifferentialEdema--diagnosisEosinophilsEpithelial CellsHumansIleitis--pathologyIntestinal Mucosa--pathologyMacrophagesMast CellsNeutrophilsPlasma CellsRectal Diseases--diagnosisRectum--pathologySigmoidoscopy