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fibrinoid necrosis and crescent formation
Diagnose This!

Diagnose This (February 21, 2022)

In a patient with AKI and hematuria, what is your diagnosis? …

Diagnose This!

Diagnose This (February 14, 2022)

In a 25yo with sepsis post-cholecystectomy and C. diff colitis, what is your diagnosis? …

Distorted Glomerulus with Fibrocellular Crescent
eyeSCANdy

Distorted Glomerulus with Fibrocellular Crescent

This eyeSCANdy image shows a distorted glomerulus (top) with a fibrocellular crescent (bottom)! Photo credits to Dr. Stephen Bonsib.


Unresolved etiologies, Throwback Thursday, Dr. Fred Silva, Arkana Laboratories
Podcast

Unresolved Etiologies: When the Clinical Acumen Takes Place

Dr. Silva comments on several diagnostic dilemmas where the pathology pattern leads to a plethora of possibilities.

Fred Silva, MD renal pathologist at arkana laboratories
By Dr. Fred Silva
Endocarditis-Associated Glomerulonephritis, arkana laboratories, renal pathology teaching points
Teaching Points

Endocarditis-Associated Glomerulonephritis

The patient is a 45-year-old IV drug user who presents with fevers, chills, hematuria, and fatigue. On laboratory testing, he…

necrotizing and crescentic gn, crescentic GN, Glomerulonephritis, Twitter Poll, Arkana Laboratories
Twitter Poll

Twitter Poll (September 12, 2019)

ANSWER: B, Necrotizing and Crescentic In a case series by Boils et al. which included 49 patients with GN due…

By Vanessa Moreno, MD

Acute kidney injury, chryoglobulinemia, glomerulonephritis, hyaline thrombi, masked deposits, paraffin immunofluorescence, Cryoglobulinemic Glomerulonephritis
Teaching Points

Cryoglobulinemic Glomerulonephritis

The patient is a 60-year-old male who presents with proteinuria, hematuria, and a creatinine of 2.8 mg/dL. He was in…

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

Digging Deeper – Here, There, and Everywhere

This biopsy came from an elderly gentleman in his 80s, who presented with acute renal failure. His serum creatinine had…

By Nidia Messias, MD
IgA, IgA Dominant Infection-Associated Glomerulonephritis, renal pathology, arkana laboratories, pathology of the kidney
Diagnose This!

Diagnose This (December 10, 2018)

What is your diagnosis?       The images show a necrotizing, crescentic, and endocapillary proliferative glomerulonephritis with IgA deposition…

By L. Nich Cossey, MD

ANCA Antibodies
Twitter Poll

Twitter Poll (July 18, 2018)

ANSWER: 20-30% In a case series by Boils et al. which included 49 patients with GN due to IE, 28%…

By Vanessa Moreno, MD