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Sarcoidosis, kidney biopsy stain, arkana laboratories, renal pathology
Diagnose This!

Diagnose This (October 19, 2020)

What would be your leading diagnosis in a patient with elevated ACE levels and hilar lymphadenopathy? …

Twitter Poll

Twitter Poll (March 18, 2020)

ANSWER: B Membranous glomerulonephritis (MGN) is the most commonly described glomerular disease in IgG4-related disease. MGN was present in about…

By Vanessa Moreno, MD
Twitter Poll

Twitter Poll (August 7, 2019)

ANSWER: D, AIN The most common finding on kidney biopsies in patients with immune checkpoint inhibitors (ICPIs)induced AKI is acute…

By Vanessa Moreno, MD

ANCA Disease, LECT2 Amyloid, IgG4-Related Disease, AL amyloidosis, ANCA, digging deeper, Dr. Messias, Arkana Laboratories, pathology diseases
Digging Deeper

Not Quite Nodular

This biopsy came from a 70-year-old gentleman with acute renal failure. He had a known history of diabetes, hypertension, and…

By Nidia Messias, MD
fibrosis, Chronic interstitial nephritis, CIN
Teaching Points


Chronic interstitial nephritis (CIN) is diagnosed when interstitial inflammation is present in areas of fibrosis (A) in combination with the…

Anti-Brush Border Antibody Tubulointerstitial Nephritis
Diagnose This!

Diagnose This! (February 13, 2017)

Please pick the best answer. These images show characteristic findings of which of the following diseases: A) IgG4-Related Disease B)…

By L. Nich Cossey, MD