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Infection-Associated Glomerulonephritis, diagnose this, arkana laboratories, renal disease of the kidney
Diagnose This!

Diagnose This (January 19, 2021)

Based on the electron microscopic image, what would be your initial underlying clinical concern for the findings seen?   …

Proliferative Glomerulonephritis
Art of Medicine

Art of Medicine: Proliferative Glomerulonephritis

The above painting shows endocapillary hypercellularity with mononuclear cells and neutrophils, as well as hyaline deposits within glomeruli. Red blood…

Disease Week

Disease Week: Bacterial infection-associated glomerulonephritis and endocarditis-associated glomerulonephritis

Monday Renal disease related to infective endocarditis was first reported over 100 years ago. However, the initial literature describing nephritis…


Infection-Associated Glomerulonephritis
Teaching Points

Infection-Associated Glomerulonephritis

A 60-year-old male presents with a painful left hip, hematuria, and a creatinine of 1.5 mg/dl. He was recently hospitalized…

IgA Dominant Infection-Associated Glomerulonephritis, renal pathology
Teaching Points

IgA Dominant Infection-Associated Glomerulonephritis

A 65-year-old male presents to the ER with a new onset rash and blood in his urine. The ER doc…

Infection-Associated Glomerulonephritis
Diagnose This!

Diagnose This (June 11, 2018)

What is this finding and what is it classically associated with? …

By L. Nich Cossey, MD

Infection-Associated Glomerulonephritis
Diagnose This!

Diagnose This (April 2, 2018)

What is the most likely diagnosis? …

By L. Nich Cossey, MD
Subepithelial Humps, irregular subepithelial deposits
Teaching Points

Subepithelial Humps

The depicted electron micrograph shows numerous, large and irregular subepithelial deposits which protrude from the glomerular basement membrane towards the…

Masked Paraprotein-Related Glomerulonephritis
Teaching Points

Infection-Associated GN

This kidney biopsy was performed on a 63-year-old female with a history of hypertension, congestive heart failure, lower extremity edema…


Acute Post-Infectious Glomerulonephritis
Teaching Points

Acute Post-Infectious Glomerulonephritis

These renal biopsy images are from an 8-year-old boy who experienced the abrupt onset of hypertension, lower extremity edema, gross…

focal and segmental necrotizing and crescentic lesions, Infective Endocarditis-Associated Glomerulonephritis
Teaching Points

Infective Endocarditis-Associated Glomerulonephritis

This renal biopsy was taken from a 35 year old male with history of intravenous drug abuse and MRSA tricuspid…

Infection-associated glomerulonephritis
By L. Nich Cossey, MD