Omar Fituri
ofituri.bsky.social
Omar Fituri
@ofituri.bsky.social
Nephrologist
Reposted by Omar Fituri
This image is from a biopsy of a young female who presented with proteinuria during pregnancy. Routine immunofluorescence was negative. What is this stain and what is your diagnosis?

#DiagnoseThis #nephsky #pathsky #renal #kidneypath
November 10, 2025 at 1:50 PM
Reposted by Omar Fituri
The second sibeprenlimab paper in @nejm.org

(At least we gave it an oral at #KidneyWk unlike the poster for the phase 2 data in 2023!)

www.nejm.org/doi/full/10....
Sibeprenlimab in IgA Nephropathy — Interim Analysis of a Phase 3 Trial | NEJM
The cytokine A proliferation-inducing ligand (APRIL) is considered a key driver of the pathogenesis of IgA nephropathy. Sibeprenlimab, a humanized IgG2 monoclonal antibody, selectively binds to and...
www.nejm.org
November 8, 2025 at 5:03 PM
Reposted by Omar Fituri
Oral Abstract Session 🌟
▶️ The greater the reduction in Proteinuria, the better the outcomes in IgA Nephropathy! 🔑
▶️ Outcomes across diseases and age in the CureGN cohort! 👏
#KidneyWk #ISGDTweets #GlomerularDisease
November 8, 2025 at 12:46 AM
Reposted by Omar Fituri
A case of fibrillary glomerulopathy showing smudgy mesangial/capillary loop staining for IgG, positive DNAJB9 staining and fibrils on EM. Superimposed on diabetic nephropathy with KW nodules. #renalpath #pathology #renal #pathsky #kidneypath
September 12, 2025 at 12:55 PM
Reposted by Omar Fituri
A case of NELL1 positive membranous nephropathy with global but discontinuous capillary loop staining for IgG (left) and NELL1 (right). 

#kidneypath #renal #pathology #pathsky #nephsky
September 26, 2025 at 2:31 PM
Reposted by Omar Fituri
Dual therapy with finerenone + empagliflozin cut albuminuria by ~30% more than either drug alone in CKD + T2D—with no added safety concerns.
A promising step for combo treatment in DKD.
#CKD #T2D #SGLT2i #Finerenone #CONFIDENCE #Nephrology #BlueskyMD
June 5, 2025 at 3:52 PM
Kidney Transplantation Improves Survival in Antineutrophil Cytoplasmic Antibody–Associated Vasculitides With End-Stage Kidney Disease - Kidney International Reports www.kireports.org/article/S246...
Kidney Transplantation Improves Survival in Antineutrophil Cytoplasmic Antibody–Associated Vasculitides With End-Stage Kidney Disease
Antineutrophil cytoplasmic antibody (ANCA)-associated vasculitis (AAV) frequently leads to end-stage kidney disease (ESKD). Although kidney transplantation (KT) is considered the optimal treatment for...
www.kireports.org
February 28, 2025 at 5:50 AM
Reposted by Omar Fituri
The study assessed the efficacy and safety of BTK inhibitor #zanubrutinib in patients with primary membranous nephropathy. #kidneywk #nephrology #glomerulardisease #nephsky
Treatment for Primary Membranous Nephropathy: Feasibility Study Results | Docwire News
Bruton tyrosine kinase inhibitor zanubrutinib was found to be well tolerated and showed activity in patients with primary membranous nephropathy.
buff.ly
December 11, 2024 at 10:00 PM
Reposted by Omar Fituri
A NY Times article reported that some are “microdosing” GLP-1s like ozempic, hoping for benefits without side effects.

The experts quoted said we don’t know if it would work.

Umm.

I guess they didn’t read the phase 2 trials!

More below, with some nuance/caveats👇
open.substack.com/pub/insideme...
A new fad: microdosing Ozempic. Why it's unlikely to help most people.
A recent New York Times story described a new fad: “microdosing” GLP-1 anti-obesity drugs like Ozempic, Wegovy, Mounjaro, and Zepbound.
open.substack.com
December 10, 2024 at 9:23 PM
Reposted by Omar Fituri
Can I give a bx 5 diagnoses? You bet I can. ATN with vacuolization + eosinophilic AIN -> contrast nephropathy; marked RBC casts without crescents (pt highly anticoagulated) c/w anticoagulant nephropathy, Amyloidosis, incident IgA (fatty liver disease),+ DN. #renalpath is fun! #pathsky #nephrology
November 15, 2024 at 9:00 PM