Case 157: Metastasis - Sarcoma
50 year old woman with history of retroperitoneal leiomyosarcoma, presents for restaging.
CT: Leiomyosarcoma, hypervascular, perifocal edema
Portal venous phase CT shows multiple, mostly round hepatic leiomyosarcoma metastates with variable enhancement. Some are hypervascular with a peripheral hypoattenuating rim, typical for perifocal edema, some are hypovascular and centrally necrotic.