Which studies are helpful in the diagnosis of papillary necrosis in acute pyelonephritis (kidney infection)?

Updated: Jul 01, 2021
  • Author: Tibor Fulop, MD, PhD, FACP, FASN; Chief Editor: Vecihi Batuman, MD, FASN  more...
  • Print

Histology and/or imaging studies may help make the diagnosis of papillary necrosis. The sloughed papillae may be obtained by straining the urine and sending for histology. Retrograde pyelography is the radiologic procedure of choice, but ultrasonography or CT scan also reveals the diagnosis.

Did this answer your question?
Additional feedback? (Optional)
Thank you for your feedback!