title: Enterochromaffin cell hyperplasia and megacolon: report of a case.
abstract: A case of megacolon is described in which there was an unusual and focal hyperplasia of enterochromaffin cells in the mucosa. These formed discrete spherical acini in the lamina propria. These acini were not neoplastic and their significance is discussed.
mesh_terms: D000328:Adult; D002838:Chromaffin System / Q000473:pathology*; D003106:Colon / Q000473:pathology; D004759:Enterochromaffin Cells / Q000473:pathology*; D006801:Humans; D006965:Hyperplasia; D007413:Intestinal Mucosa / Q000473:pathology*; D008297:Male; D008531:Megacolon / Q000473:pathology*