GAMUT M-152
ABNORMAL SIGNAL IN THE INFERIOR VENA CAVA


COMMON
1. Blood clot
2. Carcinoma with direct invasion of IVC (eg, adrenal, hepatocellular, or renal cell carcinoma)
3. [Flow-related enhancement] 
4. IVC filter (eg, for thromboembolism or schistosomiasis)
5. Nephroblastoma with invasion of IVC (child)


UNCOMMON
1. Angiosarcoma
2. Leiomyosarcoma
3. Malignant fibrous histiocytoma


[    ] This condition does not actually cause the gamuted imaging finding, but can produce imaging changes that simulate it.




References