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Acute kidney injury, anti-centromere antibodies, ischemia, schistoctes, scleroderma renal crisis, thrombotic microangiopathy, scleroderma
Teaching Points


The patient is a 32-year-old African American female who presents with hypertensive urgency, positive ANA, positive anti-RNA polymerase III antibody,…

kidney ischemia in renal biopsy at Arkana Laboratories
Diagnose This!

Diagnose This (November 5, 2018)

What renal state do these glomerular changes represent? …

By L. Nich Cossey, MD
cholesterol emboli
Twitter Poll

Twitter Poll (May 30, 2018)

ANSWER: C The kidney is the most common organ affected by cholesterol emboli in about 75% of the cases, followed…

By Vanessa Moreno, MD

Papillary Necrosis
Teaching Points

Papillary Necrosis

This kidney biopsy is from an elderly adult patient with acute renal failure and a history of non-steroidal anti-inflammatory medication…

Obsolescent Pattern in Glomerulosclerosis
Teaching Points

Global Glomerulosclerosis: Obsolescent Pattern

The image shows two globally sclerotic glomeruli exhibiting the so-called obsolescent pattern of glomerular sclerosis. The two key histologic features…