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Hep C-Associated Cryoglobulinemic Glomerulonephritis
This biopsy was performed on a 66-year-old Caucasian male with a history of hepatitis C, who presented with nephrotic range…
Pushing Glass (January 12, 2018)
A 70-year-old female presents with 8 grams of proteinuria and a creatinine of 2.1. She relays that she has noticed…
Cryoglobulinemic Intimal Arteritis
This photomicrograph shows an artery with intimal edema and inflammation in a renal biopsy from a 56-year-old male with renal…
Cryoglobulinemic Deposits by EM
Electron microscopy can be helpful in the diagnosis of cryoglobulinemic glomerulonephritis. This renal biopsy (Fig. 1) shows a membranoproliferative pattern…
Diagnose This! (August 28, 2017)
What is this finding and what is the most likely etiology? …
Waldenstrom Macroglobulinemia
In this image of a combined silver-trichrome stain, the arrow points to the abnormal material within the arteriole lumen. This…
Cryoglobulinemic Glomerulonephritis
Figure 1: PAS-stained section showing a glomerulus with a membranoproliferative pattern of glomerular injury characterized by mesangial matrix expansion and…
Pushing Glass (March 22, 2017)
A 71-year-old woman with a history of multiple myeloma, hypertension and vitamin D deficiency presented with decreased renal function. Investigations…
