Keywords ovarian neoplasm;primary;mucinous;tumorous metaplasia;gastrointestinal epithelia metaplasia;precancerous lesion;gene;IHC;PCR-SSCP;

• 关键词卵巢肿瘤;原发性;黏液性;肿瘤性化生;胃肠上皮化生;癌前病变;基因;免疫组化;PCR-SSCP;