Legends
Figure. Contrast-enhanced computed Tomography showing images and angioscopic image of the tumor thrombus.
  1. A contrast defect image in the right femoral vein.
  2. A conrastt defect image in the inferior vena cava.
  3. A new pulmonary embolism in right A10.
  4. The surface was smooth with white solid components.
  5. The boundary between the wall of the inferior vena cava and the tumor component.