Uretzky G, Shapiro A, Ring E
Urology. 1979 Sep;14(3):295-7. doi: 10.1016/0090-4295(79)90508-9.
A pseudoaneurysm of a primary branch of the renal artery with massive hemorrhage developed in a patient who underwent percutaneous needle renal biopsy. He was treated successfully by embolization of the artery with gelatin sponge (Gelfoam).