This report presents the first @entity1 in Japan with primary @entity320 . The @entity1 was a 62-year-old @entity1 with the complaint of progressive @entity1269 due to metastatic @entity1313 . She died in the course of two months. At autopsy, there was a large @entity5 containing brownish fluid at the right ovary. The inner lining of the @entity5 was covered with a black friable mass with hairs. Histologically, the @entity5 was composed of polygonal, melanotic or amelanotic cells. @entity3 were found in the cerebrum, uterine cervix, etc. In conclusion, the @entity5 was thought to be @entity320 arising in a @entity48 . This is an extremely rare condition, reported in only 12 cases throughout the world. The histological findings and histogenesis are presented and discussed.

[An autopsy case of primary XXXX ].

@entity1 :: ('9606', 'Species') :: ['woman', 'patient'] @entity1313 :: ('MESH:D001932', 'Disease') :: ['brain tumor'] @entity5 :: ('MESH:D009369', 'Disease') :: ['tumor'] @entity1269 :: ('MESH:D010291', 'Disease') :: ['left hemiparesis'] @entity48 :: ('MESH:D003884', 'Disease') :: ['dermoid cyst'] @entity3 :: ('MESH:D009362', 'Disease') :: ['Metastases'] @entity320 :: ('MESH:D008545', 'Disease') :: ['malignant melanoma', 'malignant melanoma of the ovary']
@entity320 :: (MESH:D008545,Disease) :: ['malignant melanoma of the ovary']
