Primary smooth muscle tumors of the inferior vena cava.
D000328:Adult; D000792:Angiography; D006503:Hepatic Veins; D006801:Humans; D007890:Leiomyosarcoma / Q000175:diagnosis* / Q000473:pathology / Q000532:radiotherapy; D008113:Liver Neoplasms / Q000175:diagnosis / Q000473:pathology / Q000532:radiotherapy; D008297:Male; D009130:Muscle, Smooth; D009362:Neoplasm Metastasis; D009383:Neoplasms, Vascular Tissue / Q000175:diagnosis* / Q000473:pathology / Q000532:radiotherapy; D014682:Vena Cava, Inferior