Received July 6, 1 979; accepted after revision October 30, 1979. 1Department of Radiology, Division of Nuclear Medicine and Ultrasound, New England Medical Center Hospital, 1 71 Harrison Ave., Boston, MA 021 1 1. Address reprint requests to P. C. Kahn. 2Department of Obstetrics and Gynecology, New England Medical Center Hospital, 1 7i Harrison Ave., Boston, MA 02111. AJR 134:588-589, March 198...

Trophoblastic diseases are mainly hydatidiform mole and choriocarcinoma, where the latter is usually the sequela of molar pregnancy and malignant systemic disease with general metastases destructing various tissues and organs till she die. High level urinary hCG, real-time B-mode and color Doppler imaging detect hydatidiform mole in early gestation, postmolar persistent trophoblastic disease is...