title: [Malignant transformation of a gastric hyperplastic polyp].
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D002471:Cell Transformation, Neoplastic; D002648:Child; D005260:Female; D006801:Humans; D006965:Hyperplasia; D008297:Male; D008875:Middle Aged; D009367:Neoplasm Staging; D011127:Polyps / Q000473:pathology*; D012737:Sex Factors; D013274:Stomach Neoplasms / Q000473:pathology*