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我国葡萄胎发病率为1∶1290次妊娠,葡萄胎与胎儿共存约占葡萄胎的2.5%~5%[1],其发病率约占妊娠总数的0.005%~0.01%。根据1987年关于葡萄胎的分类,又可分为完全性葡萄胎与胎儿共存(complete hydatidiform mole and coexisting fetus,CHAF)及部分性葡萄胎与胎儿共存两种完全不同的类别(partial hydatidiformmole and coexisting fetus,
The incidence of hydatidiform mole in China is 1: 1290 pregnancies, and the coexistence of hydatidiform mole and fetus is about 2.5% ~ 5% of hydatidiform mole [1]. The incidence of hydatidiform mole is about 0.005% ~ 0.01% of the total number of pregnancy. According to the 1987 classification of hydatidiform mole, it can be divided into two groups: complete hydatidiform mole and coexisting fetus (CHAF) and partial hydatidiformmole and coexisting fetus ,