Wednesday, September 8, 2010

Radiological signs of Papillary necrosis

The named signs of papillary necrosis-- ball-on-tee, lobster claw, and signet ring refer to the radiographic patterns of papillary excavation seen with papillary necrosis.

Causes are -
Nonsteroidal anti-inflammatory drugs; Sickle cell anemia; Analgesic nephropathy; Infection, especially tuberculosis; and Diabetes mellitus (the memory aid NSAID)

No comments:

Post a Comment