Kidney Biopsy

Question 1

When should kidney biopsy be considered?

Answer 1

If the cause of AKI is not apparent based on the clinical context, physical examination, laboratory studies, and radiologic evaluation.

The procedure is most often used in AKI when prerenal
azotemia, postrenal AKI, and ischemic or nephrotoxic AKI have been
deemed unlikely, and other possible diagnoses are being considered
such as glomerulonephritis, vasculitis, interstitial nephritis, myeloma
kidney, HUS and TTP, and allograft dysfunction

Question 2

Kidney biopsy is
associated with a risk of ____, which can be severe and organ- or
life-threatening in patients with thrombocytopenia or coagulopathy.

Answer 2

bleeding