TY - CHAP M1 - Book, Section TI - Gestational Trophoblastic Disease A1 - Hoffman, Barbara L. A1 - Schorge, John O. A1 - Halvorson, Lisa M. A1 - Hamid, Cherine A. A1 - Corton, Marlene M. A1 - Schaffer, Joseph I. Y1 - 2020 N1 - T2 - Williams Gynecology, 4e AB - Gestational trophoblastic disease (GTD) refers to a spectrum of interrelated but histologically distinct tumors originating from the placenta (Table 37-1) (Hui, 2014a,b). These diseases are characterized by a reliable tumor marker, which is the β-subunit of human chorionic gonadotropin (β-hCG), and have varied tendencies for local invasion and spread. SN - PB - McGraw-Hill Education CY - New York, NY Y2 - 2024/10/10 UR - obgyn.mhmedical.com/content.aspx?aid=1171663822 ER -