卵巢性索-间质肿瘤
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分化及分类
女性性索分化 粒层细胞瘤:66%
卵泡膜/纤维瘤组 :28%
卵泡膜瘤、纤维瘤/肉瘤
硬化性间质瘤:3%
两性混合分化 两性母细胞瘤、环管状性索瘤
未分类性索-间质肿瘤
类固醇细胞分化 Leydig细胞瘤、间质黄素瘤
非特异性类固醇细胞瘤
男性性索分化 支持-Leydig细胞瘤:1%
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(3) Retiform variant of Sertoli-Leydig cell tumor :
The only ovarian neoplasm in the sex cord-stromal category that forms true papillae
With stromal cores: elongate, slitlike tubules, glomeruloid, often exhibiting hyalinization.
(5) Metastatic tumors : endometrioid carcinomas breast, intestine, and lung
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3) Mucinous elements :
Few reports of mucinous epithelium in GCT Mucinous differentiation because of the
admixture of the 2 components Being of the intestinal type Defferential diagnosis:
SLCT mucinous adenocystoma