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(10 Results)![fibrinoid necrosis and crescent formation](https://www.arkanalabs.com/wp-content/uploads/2022/04/linear-IgG-staining-along-the-GBM-432x288.jpg)
Diagnose This (February 21, 2022)
In a patient with AKI and hematuria, what is your diagnosis? …
![](https://www.arkanalabs.com/wp-content/uploads/2022/02/Figure-1-432x288.jpg)
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](https://www.arkanalabs.com/wp-content/uploads/07/20/20-copy-432x288.jpg)
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](https://www.arkanalabs.com/wp-content/uploads/07/23/TBT-with-Dr.-Fred-Silva-432x288.jpg)
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.
![Endocarditis-Associated Glomerulonephritis, arkana laboratories, renal pathology teaching points](https://www.arkanalabs.com/wp-content/uploads/Image-1-copy-7-432x288.jpg)
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](https://www.arkanalabs.com/wp-content/uploads/Twitter-Poll-Template-23-scaled-432x288.jpg)
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…
![Acute kidney injury, chryoglobulinemia, glomerulonephritis, hyaline thrombi, masked deposits, paraffin immunofluorescence, Cryoglobulinemic Glomerulonephritis](https://www.arkanalabs.com/wp-content/uploads/Figure-1-copy-13-432x288.jpg)
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](https://www.arkanalabs.com/wp-content/uploads/DiggingDeeper-432x288.jpg)
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…
![IgA, IgA Dominant Infection-Associated Glomerulonephritis, renal pathology, arkana laboratories, pathology of the kidney](https://www.arkanalabs.com/wp-content/uploads/x16-copy-432x288.jpg)
Diagnose This (December 10, 2018)
What is your diagnosis? The images show a necrotizing, crescentic, and endocapillary proliferative glomerulonephritis with IgA deposition…
![ANCA Antibodies](https://www.arkanalabs.com/wp-content/uploads/2018/07/Twitter-Poll-July-18-2018-1-432x288.jpg)
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%…