Angiomyolipoma of the liver combined with maignant gastrointestinal tumor of the stomach

초록

Angiomyolipoma was a rare benign tumor of the liver and reported about 80 caces in the English literature. The perivascular epithelioid cells are considered as a origin cells. This tumor can show variable patterns of microscopic findings and sometimes it can be misdiagnosed as leiomyosarcoma, hepatocellular sarcoma, hepatoblastoma and inflammatory pseudotumor. Present case is angiomyolipoma of the liver combined with malignant gastrointestinal tumor of the stomach which is the first case in the English literature. Although angiomyolipoma of this case showed cellular atypia which could mislead the diagnosis to the metastatic malignant GIST, other findings revealed charateristic pattern of the angiomyolipoma.