Novel treatment of a central type, primitive neuroectodermal tumor of the ovary with postoperative pediatric medulloblastoma chemotherapy regimen: A case report and review of the literature

•Central type primitive neuroectodermal tumor (cPNET) of the ovary is difficult to treat.•Etoposide, cisplatin and cyclophosphamide is a pediatric medulloblastoma regimen.•Our case with cPNET responded to this combination chemotherapy.