Leiomyosarcoma of the venous wall.
D000328:Adult; D000368:Aged; D002675:Child, Preschool; D005260:Female; D005268:Femoral Vein / Q000473:pathology; D006801:Humans; D007084:Iliac Vein / Q000473:pathology; D007890:Leiomyosarcoma / Q000473:pathology* / Q000601:surgery; D008297:Male; D008875:Middle Aged; D012737:Sex Factors; D014682:Vena Cava, Inferior / Q000473:pathology