title: [Diagnosis of pathological changes in the upper part of the stomach].
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D002299:Cardia / Q000000981:diagnostic imaging; D002648:Child; D005260:Female; D005773:Gastroscopy; D006801:Humans; D008297:Male; D008875:Middle Aged; D011859:Radiography; D013274:Stomach Neoplasms / Q000000981:diagnostic imaging*; D013276:Stomach Ulcer / Q000000981:diagnostic imaging*