Unsuccessful planned conservative resection of placental site trophoblastic tumor.

Background: Placental site trophoblastic tumor is a rare subtype of gestational trophoblastic neoplasia affecting women of reproductive age. The preferred method of treatment is surgical resection.

Case: A 33-year-old woman, gravida 3 para 1111, was incidentally diagnosed with placental site trophoblastic tumor during an evaluation for infertility.