A large yolk sac malignancy in a girl, an uncommon yet challenging ovarian tumor: A case report.

Key Clinical Message: Yolk sac tumors are rare and malignant germ cell tumors of the ovary occurring in children and young women. Fertility-sparing surgical intervention with adjuvant chemotherapy has shown to improve prognosis.

Abstract: We present a case of a 14-year-old girl who presented with the complaints of lower abdominal pain and distention.