Fig. 11From: Tumor in the veins: an abdominal perspective with an emphasis on CT and MR imagingA 66-year-old female with no significant past medical history presented with right flank pain, hematuria, and lower extremity edema. a Axial plane postcontrast CT image shows peripherally located, ill-defined, heterogeneously enhancing solid mass (arrows) within the right kidney parenchyma suggestive for RCC. There was tumor extension into the right renal vein (arrowheads). b Coronally reformatted postcontrast CT image demonstrates infiltrative, expansile, heterogeneously enhancing tumor thrombus extending from the right renal vein to the IVC and the right atrium (arrows)Back to article page