Renal Vein Thrombosis

Question 1

2 distinct clinical settings of renal vein thrombosis

Answer 1

1) Newborns and infants, associated with asphyxia, maternal DM, shock, sepsis, congenital hypercoagulable states 2) Older children, associated with nephrotic syndrome, cyanotic heart dse, inherited hypercoagulable states, sepsis, following kidney transplantation, and following exposure to angiographic contrast agents

Question 2

Development of RVT is classically heralded by

Answer 2

Sudden onset gross hematuria, and unilateral or bilateral flank masses

Question 3

RVT is USUALLY bilateral vs unilateral

Answer 3

Unilateral

Question 4

UTZ finding in RVT

Answer 4

Marked renal enlargement

Question 5

Radionuclide finding in DVT

Answer 5

No renal function in the affected kidney/s

Question 6

T/F Primary treatment of RVT starts with aggressive supportive intensive care

Answer 6

T

Question 7

Treatment recommendation for unilateral RVT with IVC extension

Answer 7

Unfractionated or low-molecular-weight heparin

Question 8

T/F Recovery of renal function (in cases of RVT) is uncommon in older children with RVT resulting from nephrotic syndrome or CHD

Answer 8

F, NOT uncommon with correction of underlying etiology