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(23 Results)![](https://www.arkanalabs.com/wp-content/uploads/2024/03/Dx-this-3.11-1-432x288.png)
Diagnose This 3/11/2024
What is your diagnosis in a patient with nephrotic syndrome? The electron photomicrograph demonstrates frequent subepithelial deposits along the glomerular…
![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)
How Times Have Changed! A Cornucopia of Antigens for Membranous Nephropathy
Membranous Nephropathy, or Membranous Glomerulopathy, is an autoimmune disease-causing nephrotic syndrome in which there is subepithelial deposition of IgG and…
![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)
NELL1 Is A Target Antigen In Malignancy-Associated Membranous Nephropathy
Membranous nephropathy is a leading cause of nephrotic syndrome. On renal biopsy, immunofluorescence shows granular capillary loop deposits, and holes…
![MGMID](https://www.arkanalabs.com/wp-content/uploads/07/09/Disease-Week-2021-432x288.png)
Disease Week: MGMID
Tuesday: Let’s start with a poll. You have a 25-year-old female patient with a positive ANA and proteinuria. On a…
![](https://www.arkanalabs.com/wp-content/uploads/2021/06/Screen-Shot-2022-11-03-at-5.05.08-PM-432x288.png)
Twitter Poll (June 9, 2021)
Answer: A, Minimal change disease Minimal change disease is classically seen in young children and usually is identified by a…
![Scanning EM of a Proteinuric Glomerulus, eyescandy, renal pathology, arkana laboratories](https://www.arkanalabs.com/wp-content/uploads/12/22/37-copy-432x288.jpg)
Scanning EM of a Proteinuric Glomerulus
This eyeSCANdy image shows scanning EM of a proteinuric glomerulus with capillary loop showing widening and partial loss of interdigitating…
![Pediatric Nephrotic Syndrome, childhood nephrotic syndrome, CSA, CNI, juxtaglomerular apparatus](https://www.arkanalabs.com/wp-content/uploads/07/21/Figure-A1-2-432x288.jpg)
Chronic Cyclosporine Toxicity in Pediatric Nephrotic Syndrome
This biopsy is from a 9-year-old boy who developed pediatric nephrotic syndrome in the first year of life and has…
![What does minimal change disease look like?](https://www.arkanalabs.com/wp-content/uploads/Podocyte-painting-copy-432x288.jpg)
Art of Medicine: Minimal Change Disease
The above painting shows podocytes with foot processes extending along the glomerular basement membrane of neighboring capillary loops. Effacement of…
![diffuse foot process effacement, Minimal change disease, Nephrotic syndrome, Podocytopathy, Arkana Laboratories](https://www.arkanalabs.com/wp-content/uploads/05393-19-HMEM_007-1-432x288.jpg)
Diagnose This (April 22, 2019)
What is this finding and what diagnoses does it imply? …
![Collapsing Glomerulopathy, APOL1, arkana laboratories, kidney disease, renal pathology](https://www.arkanalabs.com/wp-content/uploads/Twitter-Poll-Template-16-432x288.jpg)
Twitter Poll (April 17, 2019)
ANSWER: D Collapsing glomerulopathy has been associated with certain infectious disease including HIV, Hepatitis C, HTLV-1, parvovirus B19, cytomegalovirus, tuberculosis,…
![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…
![Minimal Change Disease](https://www.arkanalabs.com/wp-content/uploads/MCD-copy-432x288.jpg)
Diagnose This (October 29, 2018)
What class of disease does this patient have and how did they present clinically? …
![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)
One little, two little, three little findings…
This biopsy came to us for evaluation of nephrotic syndrome. The patient is a Hispanic gentleman in his late 80s,…