case_images: PMC2796236_01
case_images: Computed tomography scan demonstrating right, fat containing, renal mass with renal vein and vena cava involvement (arrow).
case_images: CRM2009-789078.001.jpg
case_images: PMC2796236_01_CRM2009-789078.001.jpg
case_images: fig1
case_images: Two years later, an abdominal computerized tomography control revealed a 45 mm fatty mass of the right renal sinus extended to the renal vein and the IVC as a tumour thrombus (Figure 1). 
case_images: Gross specimen of right kidney with fatty sinusal tumor and yellowish tumor thrombus.
case_images: CRM2009-789078.002.jpg
case_images: PMC2796236_01_CRM2009-789078.002.jpg
case_images: fig2
case_images: Pathological analysis confirmed the diagnosis of conventional angiomyolipoma with a 60 mm caval fatty thrombus (Figure 2).