Placental site trophoblastic tumor: Immunohistochemistry algorithm key to diagnosis and review of literature

Gynecol Oncol Case Rep. 2013 Nov 21:7:13-5. doi: 10.1016/j.gynor.2013.11.001. eCollection 2014 Jan.

Abstract

•Histologic morphology is frequently equivocal for PSTTs.•Histology combined with immunohistochemical staining was necessary to make the diagnosis.•PSTT confined to the uterus was successfully treated with surgery alone.

Keywords: Chemoresistant; Gestational trophoblastic neoplasm; Placental site trophoblastic tumor; hPL.