[Real-time ultrasonic diagnosis of metastatic tumor thrombus in the inferior vena cava].
D006801:Humans; D008223:Lymphoma / Q000473:pathology*; D008875:Middle Aged; D009360:Neoplastic Cells, Circulating; D013927:Thrombosis / Q000175:diagnosis*; D014463:Ultrasonography; D014682:Vena Cava, Inferior / Q000473:pathology