RT Book, Section A1 Fleischer, Arthur C. A1 Jones, Howard W. A1 Toy, Eugene C. A2 Fleischer, Arthur C. A2 Abramowicz, Jacques S. A2 Gonçalves, Luis F. A2 Manning, Frank A. A2 Monteagudo, Ana A2 Timor, Ilan E. A2 Toy, Eugene C. SR Print(0) ID 1151028002 T1 Sonography of Trophoblastic Diseases T2 Fleischer's Sonography in Obstetrics and Gynecology: Textbook and Teaching Cases, 8e YR 2017 FD 2017 PB McGraw-Hill Education PP New York, NY SN 9781259641367 LK obgyn.mhmedical.com/content.aspx?aid=1151028002 RD 2024/04/19 AB Key TermsComplete mole: type of GTD that is characterized by hydropic villi, trophoblastic proliferation, and absence of fetal tissue. The karyotype is usually 46 XX all paternally derived.Gestational trophoblastic disease: represents a variety of diseases arising from the placenta. The most common is the hydatidiform mole.Gestational trophoblastic neoplasia: processes that have the capacity for local invasion and/or metastasis, and include invasive moles, gestational choriocarcinomas, and placental site tumors.Partial mole: a type of gestational trophoblastic neoplasia with fetal tissue or fetal erythrocytes. The karyotype is usually 69 XXX or 69 XXY, of both maternal and paternal origin.