Pediatric Renal Vein Thrombosis

  • Etiology: due to dehydration or indwelling venous catheter placement
  • Imaging: acutely see enlarged hypoperfused kidney along with thrombus in inferior vena cava and or renal vein, chronically see calcification of thrombus and shrunken kidney
  • MRI: hemorrhagic medulla T2 hypointense
  • Clinical: can present with hematuria and may be seen in infant of a diabetic mother, 66% on left, 33% on right, can be associated with adrenal hemorrhage

Radiology Cases of Renal Vein Thrombosis

US of renal vein thrombosis
Sagittal US of the IVC (above) shows a calcified thrombus in the IVC which extended to the right kidney (below) and renal veins which was associated with right nephromegaly.