• A图：超声显示子宫组织内多发囊性病变，证实为完全性葡萄胎，且并没有胎儿组织存在 • B图：超声显示子宫腔内异常回声，临近病变可见一妊娠囊（白色箭头），证实为部分性
葡萄胎
Invasive Mole and Choriocarcinoma 侵袭性葡萄胎和绒毛膜癌
• Invasive moles represent deep growth of the abnormal tissue into and beyond the myometrium, sometimes with penetration into the peritoneum and parametrium.
• 完全性葡萄胎是妊娠滋养细胞疾病中最常见的一种，由一个细胞核 基因物质缺失的空卵与一个单倍体精子受精，经自身复制为二倍体
• At pathologic analysis, the trophoblastic tissue appears as a complex multicystic mass, classically described as a “cluster of grapes”
• 病理学分析，其滋养层组织类似一复杂的多囊性肿块，描述为“葡 萄串”样
Hydatidiform Mole葡萄胎
• At US, complete moles appear as a heterogeneous echogenic endometrial mass with multiple variable-sized small anechoic cysts, giving the appearance of a “snowstorm”. There is no identifiable fetal tissue.
• B图：MR显示胎盘组织（箭头所示）在子宫下方侵犯子宫正 常肌层（M）
