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chronic antibody mediated rejection, peritubular capillary basement membrane multilayering
Diagnose This!

Diagnose This (August 8, 2022)

In a renal allograft, what is your diagnosis given these ultrastructural findings?   The EM picture shows glomerular basement membrane…

hronic active antibody-mediated rejection biopsy at arkana laboratories
Diagnose This!

Diagnose This (May 25, 2021)

In an allograft biopsy, what would be your diagnosis for this combination of findings? …

Antibody-Mediated Rejection, Twitter Poll, Arkana Laboratories
Twitter Poll

Twitter Poll (February 20, 2019)

ANSWER: B The findings are suspicious for active antibody-mediated rejection (ABMR), based on the presence of moderate glomerulitis (g2), severe…

By Vanessa Moreno, MD

Active Antibody Mediated Rejection
Diagnose This!

Diagnose This! (February 19, 2018)

What is your diagnosis in this renal transplant patient?   …

By L. Nich Cossey, MD
Antibody-Mediated Rejection
Teaching Points

Antibody-Mediated Rejection

This biopsy was performed on a 37-year-old female with a history of type 1 diabetes mellitus, status post second deceased…

acute antibody-mediated rejection
Pushing Glass

Pushing Glass (October 10, 2017)

The patient is a 50-year-old African-American female with a past medical history significant for ESRD secondary to lupus nephritis who…

Teaching Points


This image (Jones silver stain) shows prominent glomerulitis in an allograft kidney biopsy, characterized in this case by increased mononuclear…