title: Electron microscopic appearances of chronic nonspecific duodenitis (bulbitis).
abstract: The diagnosis of CND cannot be improved by electron microscopy. The normal duodenal cap and CND have similar ultrastructural appearances on guided endoscopic biopsy.
mesh_terms: D003593:Cytoplasm / Q000648:ultrastructure; D004382:Duodenitis / Q000473:pathology*; D004386:Duodenum / Q000648:ultrastructure*; D006801:Humans; D008871:Microvilli / Q000648:ultrastructure