Prepyloric antral stenosis. Report of a case with muscular hypertrophy and mucosal web.
D003250:Constriction / Q000000981:diagnostic imaging / Q000601:surgery; D003937:Diagnosis, Differential; D006801:Humans; D007223:Infant; D008297:Male; D011707:Pyloric Stenosis / Q000000981:diagnostic imaging* / Q000601:surgery; D011859:Radiography; D013272:Stomach Diseases / Q000000981:diagnostic imaging*