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本文报告10例卵巢恶性卵黄囊瘤,单纯型8例,混合型2例。临床主要表现有腹部肿块与腹痛或腹胀;一例3岁患孩有两乳房增大及术后阴道流血,提示本瘤可能有内分泌功能。镜下结构主要有:1、疏松网状结构;2、血管上皮套结构;3、腺体及腺样结构;4、多泡性卵黄囊结构;5、玻璃样小体和基膜样物质。赞同以疏松网状结构为诊断的主要依据,辅以血管上皮套、S—D小体、多泡性卵黄囊结构,玻璃样小体和基膜物质等中的一项或二项可确诊。
This article reports 10 cases of ovarian malignant yolk sac tumor, simple type in 8 cases, mixed type in 2 cases. The main clinical manifestations of abdominal mass and abdominal pain or abdominal distension; a 3-year-old girl with two breast enlargement and postoperative vaginal bleeding, suggesting that the tumor may have endocrine function. Microscopic structures are: 1, loose mesh structure; 2, vascular sheath structure; 3, gland and adenoid structure; 4, multiple vesicular yolk sac structure; . Endorsed by the loose mesh structure as the main basis for the diagnosis, supplemented with vascular sheath, S-D body, multiple vesicular yolk sac structure, vitreous body and basement membrane material can be one or two can be diagnosed .