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Collidescope Ep. 1 | What Happens when IgA Nephropathy and Fibrillary Glomerulopathy Collide?
What happens when two diseases occur at the same time? Does one influence the other? How is kidney function affected?…
![Anticoagulant Nephropathy and Hemosiderosis](https://www.arkanalabs.com/wp-content/uploads/2022/04/Figure-1-7-432x288.jpg)
Diagnose This (March 28, 2022)
This is the biopsy of a patient with a mechanical heart valve and acute kidney injury, requiring hemodialysis. What is…
![NCAM1, Membranous Nephropathy, Lipoic Acid in NELL1-Associated Membranous Nephropathy, SARS-CoV-2, biopsy, TGFBR3, crystalline nephropathies, Renal Intratubular Casts, viral-like inclusions, Covid-19, Anti-Brush Border Antibody Disease, MGMID, renal pathology, kidney research](https://www.arkanalabs.com/wp-content/uploads/2022/04/Arkana-final-yellow-blue-text-scaled-432x288.jpg)
Glomerular Disease in Temporal Association to SARS-CoV-2 Vaccination – A Series of 29 Cases
The association of rare autoimmune responses to vaccination is well known. This study investigates the effect of COVID-19 vaccination on…
![illustration of a woman in a lab looking for IgA Nephropathy](https://www.arkanalabs.com/wp-content/uploads/2021/10/pathologist-432x288.png)
IgA Nephropathy
What is IgA nephropathy? IgA nephropathyis one of the most common causes of kidney disease. In IgA nephropathy, an abnormal…
![IgA Nephropathy in IBD Patients](https://www.arkanalabs.com/wp-content/uploads/04/10/pp-432x288.jpg)
Twitter Poll (April 9, 2020)
ANSWER: C In one of the largest cases series by Ambruz et al., IgA nephropathy (IgAN) was the most common…
![](https://www.arkanalabs.com/wp-content/uploads/06/04/Disease-Week-2021-Boils-432x288.jpg)
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…
![IgA Nephropathy](https://www.arkanalabs.com/wp-content/uploads/IgA-nephropathy-copy-scaled-432x288.jpg)
Art of Medicine: IgA Nephropathy
The above painting shows glomeruli with mesangial hypercellularity, endocapillary hypercellularity, and crescent formation. These findings can be seen in IgA…
![IgA nephropathy, Twitter Poll, Arkana Laboratories, kidney pathology, renal disease](https://www.arkanalabs.com/wp-content/uploads/Twitter-Poll-Template-17-scaled-432x288.jpg)
Twitter Poll (May 22, 2019)
ANSWER: C By the Oxford Classification of IgA nephropathy, the findings present are classified as “M1 E1 S1 T1 C0”…
![focal fibrinoid necrosis, IgA, Crescentic IgA Nephropathy, chronic kidney disease, Arkana Laboratories](https://www.arkanalabs.com/wp-content/uploads/Figure-1-copy-15-432x288.jpg)
Crescentic IgA nephropathy
Focal crescentic IgA nephropathy The patient is a 17-year-old white female who presents with 2.85 grams/24 hr proteinuria, microscopic hematuria,…
![Inflammatory Bowel Disease, IBD, renal disease, chronic kidney disease, renal biopsy, Arkana Laboratories](https://www.arkanalabs.com/wp-content/uploads/Screen-Shot-2019-04-05-at-11.46.55-AM-432x288.png)
Disease Week: Renal Manifestations of Inflammatory Bowel Disease (IBD)
Monday Extraintestinal manifestations of inflammatory bowel disease are common and involve nearly every organ system. Renal and urinary involvement has…
![IgAN & Inflammatory Bowel Disease, Igan, arkana laboratories, renal pathology, nephropathology, chronic kidney disease](https://www.arkanalabs.com/wp-content/uploads/Twitter-Poll-Template-14-432x288.jpg)
Twitter Poll (April 3, 2019)
ANSWER: C IgAN is the most frequent diagnosis seen in kidney biopsies from patients with renal failure and history of…
KDIGO Connections: Secondary IgA Nephropathy
Learn about secondary IgA nephropathy. IgA depositions has been associated with many conditions including infections, cirrhosis, and others.
KDIGO Connections: Crescentic IgA Nephropathy
How do you treat Crescentic IgA Nephropathy? Learn how to define which stage the patient is in and what treatments…
![IgA nephropathy in renal biopsy from Arkana Laboratories](https://www.arkanalabs.com/wp-content/uploads/Fig-1-copy-61-432x288.jpg)
IgA nephropathy with something extra…
The biopsy is from a 61-year-old man with a history of intermittent microscopic hematuria for many years who presents with…
![DNAJB9 Uncovers Dual Pathology](https://www.arkanalabs.com/wp-content/uploads/Slide1-copy-432x288.jpg)
DNAJB9 helps uncover dual pathology…
This case illustrates the utility of immunohistochemical staining for DNAJB9, a recently described biomarker for fibrillary glomerulopathy (see reference). The…