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Drug-induced AIN, Twitter Poll, Arkana Laboratories
Twitter Poll

Twitter Poll (November 1, 2018)

ANSWER: D Drug-induced AIN may account for 60-70% of AIN cases. Some offending drugs include: antibiotics, proton pump inhibitors, NSAIDs,…

By Vanessa Moreno, MD
Polyomavirus Nephropathy in Native Kidney
Teaching Points

Polyomavirus Nephropathy in Native Kidney

Polyomavirus nephropathy (PVN), predominantly caused by BK virus reactivation in the urogenital tract, is an important complication of renal allografts…

Adenovirus, interstitial hemorrhage and edema
Teaching Points


This allograft biopsy shows the characteristic features of adenovirus infection. There is prominent interstitial hemorrhage and edema (Fig. 1), acute…

Acute Interstitial Nephritis
By L. Nich Cossey, MD