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Twitter Poll (March 17, 2021)

By Joel Murphy, MD

Mar 18, 2021

Minimal Change Disease, arkana laboratories, kidney pathology, renal pathology

Answer: D, Minimal Change

Medullary angiitis is characterized by interstitial hemorrhage within the medulla combined with neutrophilic inflammation with associated karyorrhexis. This finding has been associated with all of the above diagnoses except for minimal change disease. Most often, it has been seen in association with systemic ANCA-associated vasculitis. For more information please see the following reference:


Hendricks AR, et al.  Renal medullary angiitis: A case series from a single institution. Hum Pathol.  2013 Apr;44(4):521-5.




Quick note: This post is to be used for informational purposes only and does not constitute medical or health advice. Each person should consult their own doctor with respect to matters referenced. Arkana Laboratories assumes no liability for actions taken in reliance upon the information contained herein.