Half of choriocarcinomas arise in preceding hydatidiformmoles.
一半的绒毛膜癌发生于葡萄胎后。
2
The destructive and malignant neoplasms of chorionic epithelium often arise from hydatidiformmoles.
破坏性和恶性的绒毛膜上皮癌往往是葡萄胎所引起。
3
Those whose HCG of both the blood and the urine after hydatidiformmoles did not drop to the normal level in 12 weeks were regarded as the malignant moles.