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Brian Rifkin

@brianrifkin.bsky.social
1.7K followers 4.7K following 2.2K posts

General and Interventional Nephrologist #MedSky #NephSky, pragmatist, lover of memes/GIFs/bad dad jokes, artist, singer, NephJC editor, NephSIM mentor, GlomCon grad. Air Force veteran and type 1 diabetic (insulin pimp).

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Reposted by Brian Rifkin
Nephrology Journal Club @nephjc.bsky.social · 15h
Can tolvaptan keep up with 3% saline? This within-subject study in healthy volunteers delivered a surprising answer - and a few eyebrow-raising physiology twist. Dive in #NephJC ✍️ by @drsaivani.bsky.social www.nephjc.com/news/tolvapt...
nephjc.com
Raising sodium: can tolvaptan rival 3% hypertonic saline? — NephJC
Testing Tolvaptan versus 3% saline and the rate of rise of serum sodium in healthy volunteers.
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Swapnil Hiremath 🍁🇨🇦 @hswapnil.medsky.social · 01/10/2026
From Idiopathic Thrombocytopenia to Antiphospholipid Syndrome: Lessons From Recurrent Severe Preeclampsia: A Case Report - Kidney International Case Reports www.kicasereports.org/article/S311...
kicasereports.org
From Idiopathic Thrombocytopenia to Antiphospholipid Syndrome: Lessons From Recurrent Severe Preeclampsia: A Case Report
Antiphospholipid syndrome (APS) is a well-established cause of adverse pregnancy outcomes, yet its recognition may be delayed when clinical presentation is subtle and lacks overt thrombotic manifestat...
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Nephrology Journal Club @nephjc.bsky.social · 30/09/2026
1/10 #NephJC #TenPosts #NephSly 🫘💊 START your steroids! A question we ask constantly but adult RCT data rarely answers after remission in steroid-sensitive MCD/FSGS, how long should the prednisolone taper actually be? 🧵 www.sciencedirect.com/science/arti...
sciencedirect.com
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Brian Rifkin @brianrifkin.bsky.social · 29/09/2026
So let me get this straight. Trust the science, listen to your physician about your health…unless AI disagrees, and then all bets are off and believe whatever you want.
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Nephrology Journal Club @nephjc.bsky.social · 28/09/2026
Hey #NephJC 👋 Checkout the VA by @divyaveerssneph.bsky.social This week we're looking at steroid weaning strategies in adults with podocytopathies (MCD/FSGS). 💊Steroids: easy to start🟢 but hard to stop 🛑. #NephSky www.nephjc.com/news/starttrial
nephjc.com
START: The Visual Abstract — NephJC
Can steroid tapering be shorter after remission in adults with sensitive podocytopathy?
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Reposted by Brian Rifkin
Nephrology Journal Club @nephjc.bsky.social · 28/09/2026
El Resumen Visual, gracias @dramiliflores.bsky.social #NephSky #NephJC ¿Cuánto debe durar la reducción gradual de esteroides tras la remisión de una podocitopatía? www.nephjc.com/news/startspanish
nephjc.com
START: El Resumen Visual — NephJC
¿Podemos reducir el uso de esteroides tras la remisión?
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Nephrology Journal Club @nephjc.bsky.social · 28/09/2026
Steroids are useful (and have bad side effects) in patients with podocytopathies. Starting is easy, but stopping can be challenging. Are longer courses of steroids better for longer remissions? How quickly do you taper? 🐇🐢 #NephSky #NephJC www.nephjc.com/news/startsteroidtaper
nephjc.com
Why Can’t I Quit You: Steroid Tapering in Adults with Podocytopathies (START) — NephJC
This week, we will discuss the best schedule for tapering steroids in adult patients with podocytopathies (MCD/FSGS).
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Brian Rifkin @brianrifkin.bsky.social · 23/09/2026
www.fightfibrinsheath.com
fightfibrinsheath.com
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Reposted by Brian Rifkin
ASN Publications @asnpublications.bsky.social · 17/09/2026
P-CABs may offer a kidney-safe alternative to PPIs for people with CKD. A large study found P-CAB use was associated with a 37% lower risk of kidney replacement therapy initiation compared with PPIs. kidney.pub/KN1809-10 #ASNKidneyNews
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Nephrology Journal Club @nephjc.bsky.social · 15/09/2026
📣Hey #NephSky We just passed 5000 #NephJC Newsletter subscribers Will you be 5001? Also, we can now be found at LinkedIN. So, if you are tired of "the bad place", but don't want to miss the latest, you can follow us there as well! www.nephjc.com/news/nephjc-on-linkedin
nephjc.com
NephJC on LinkedIn — NephJC
NephJC is now more than twelve years old- and it’s amazing to see how far a simple idea has grown. We started with a handful of nephrologists on Twitter (yeah, we still call it that) choosing a paper ...
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Reposted by Brian Rifkin
Nephrology Journal Club @nephjc.bsky.social · 14/09/2026
⏳ Just a bit over one month until #KidneyWk And yes... the legendary #NephJC party is happening again 🎉 🩵Join us, meet the crew, and meet people from across the world 👇Grab your ticket and come be part of the magic www.nephjc.com/news/2026/9/...
nephjc.com
2026 NephJC Night in Denver — NephJC
On FRIDAY night, October 23rd, NephJC will host another legendary NephJC Night during ASN Kidney Week
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Swapnil Hiremath 🍁🇨🇦 @hswapnil.medsky.social · 13/09/2026
You want a ticket to the hottest event of #KidneyWk? www.nephjc.com/news/2026/9/... Consider a donation to the fall #NephJC pledge drive
nephjc.com
2026 NephJC Night in Denver — NephJC
On FRIDAY night, October 23rd, NephJC will host another legendary NephJC Night during ASN Kidney Week
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Mayor Zohran Kwame Mamdani @mayor.nyc.gov · 11/09/2026
25 years ago, terrorists killed nearly 3,000 people, including 2,753 New Yorkers. As we remember that terrible day, let us also remember the first responders, office workers and strangers who ran toward danger to help each other.
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Swapnil Hiremath 🍁🇨🇦 @hswapnil.medsky.social · 08/09/2026
It’s that time of the year If you enjoy and like and use #NephJC content, please consider supporting www.nephjc.com/news/2026/9/...
nephjc.com
NephJC 2026 Fall Pledge Drive — NephJC
Help keep NephJC a vital, original, and unbiased source of medical education.
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Reposted by Brian Rifkin
Nephrology Journal Club @nephjc.bsky.social · 08/09/2026
One week to go until #SummerBookClub As Long as the Lemon Trees Grow by Zoulfa Katouh We will have a live chat! Tuesday 9/15/26 at 9pm EST only on Twitter #NephJC #NephSky 📚There's still time to read it and come discuss
static.klipy.com
Simmering Lemon Slices for Syrup
ALT: Simmering Lemon Slices for Syrup
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Reposted by Brian Rifkin
Nephrology Journal Club @nephjc.bsky.social · 08/09/2026
#NephJC runs on community magic ✨ We choose to stay free and independent and give back to our community for 12yrs 🩵 If our blogs, podcasts, or visuals have helped you, your donation keeps us going - and might get you into the coolest #KidneyWk party www.nephjc.com/news/2026/9/...
nephjc.com
NephJC 2026 Fall Pledge Drive — NephJC
Help keep NephJC a vital, original, and unbiased source of medical education.
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Reposted by Brian Rifkin
Nephrology Journal Club @nephjc.bsky.social · 02/09/2026
1/10 #NephJC #TenPostNephJC Validation of an AI model is difficult. 🤖 Enter the REFINe trial (Reasoning Enhancement With Feedback From a Generative AI in Nephrology), a RCT of large language model (LLM) -assisted diagnostic accuracy in nephrology. www.kireports.org/article/S246...
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Swapnil Hiremath 🍁🇨🇦 @hswapnil.medsky.social · 30/08/2026
The latest @freelyfiltered.bsky.social pod is live www.nephjc.com/freelyfilter... Prof Fervenza with @medpeedskidneys.bsky.social Nat and @kidneyboy.bsky.social Must listen for GN fans
nephjc.com
FF96 MAJESTY, or Mentor Two — NephJC
From 2-year delay to simultaneous publication the journey from MENTOR to MAJESTY
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Nephrology Journal Club @nephjc.bsky.social · 30/08/2026
We'd like to think REFINe tested AI with clinicians, not against them, and accuracy jumped from 37% to 58%, but 1/2 of correct AI nudges were ignored #NephJC 🙌 Teamwork by @ancast13.bsky.social @assadsm.bsky.social @kiddokidney.bsky.social @danyrcal.bsky.social www.nephjc.com/news/ai-diag...
nephjc.com
REFINe-ing AI’s Role in Nephrology Diagnosis — NephJC
This week, we will discuss the use of LLMs for the diagnosis of complex nephrology cases. Can AI help nephrologists nail the correct diagnosis?
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Reposted by Brian Rifkin
Nephrology Journal Club @nephjc.bsky.social · 30/08/2026
🤖AI is everywhere 🤖 You will be assimilated! Can the current LLMs help nephrologist diagnose complex nephrology cases? Right out of Sci-Fi movie, it is the REFINe study. VA by @kiddokidney.bsky.social #NephSky #NephJC www.nephjc.com/news/refine-the-visual-abstract
nephjc.com
REFINe: The Visual Abstract — NephJC
Can AI boost clinical decision-making in nephrology?
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Reposted by Brian Rifkin
Nephrology Journal Club @nephjc.bsky.social · 30/08/2026
El resumen visual de REFINe (acerca de inteligencia artificial) 🤖🦾 @dramiliflores.bsky.social #NephTwitter #NephJC www.nephjc.com/news/refine-el-resumen-visual
nephjc.com
REFINE: El Resumen Visual — NephJC
¿Puede la IA mejorar la toma de decisiones clínicas en nefrología?
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Nephrology Journal Club @nephjc.bsky.social · 30/08/2026
Early pressors in ARISE FLUIDS didn't quite arise to the occasion, except for slashing pulmonary edema ✍️ #NephJC short by @dramiliflores.bsky.social www.nephjc.com/news/2026/8/...
nephjc.com
ARISE FLUIDS: Early vasopressors or more fluids in early septic shock? — NephJC
Once a patient with septic shock has received the first liter, what comes next? ARISE FLUIDS reshapes the ED shock strategy before 30 mL/kg: more fluid or earlier vasopressors?
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Brian Rifkin @brianrifkin.bsky.social · 28/08/2026
Hello, this is the nephrology office…we have ANOTHER consult for you 📱
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ASN Publications @asnpublications.bsky.social · 26/08/2026
#ASNJASN study shows that transplant outcomes depend not only on anti-donor antibodies but also on how kidney tissue responds. Molecular signatures of injury and protection could enable more personalized prediction and treatment of antibody-mediated rejection. kidney.pub/JASN1224
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ASN Publications @asnpublications.bsky.social · 26/08/2026
#ASNCJASN launches the Bridging Cardiovascular and Kidney Health Series, spotlighting the powerful heart-kidney connection, transformative CKD therapies, and opportunities to improve prevention, implementation, and patient outcomes. kidney.pub/CJASN1179
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Nephrology Journal Club @nephjc.bsky.social · 26/08/2026
🚨A New #NephJC short 🩳 The first trial in pregnancy and CKD in 30 years - ORCHARD BEET 🌳 Aiming to test feasibility of nitrate administration in pregnant women with CKD by @nephroseeker.medsky.social #NephSky www.nephjc.com/news/orchard-beet
nephjc.com
Dietary nitrate supplementation in CKD pregnancy — NephJC
First trial in pregnancy and CKD after 30 years - aiming to test feasibility of nitrate administration in pregnant women with CKD
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Nephrology Journal Club @nephjc.bsky.social · 25/08/2026
In our Stone Era 🪨 (PUSH/NO STONE) Maybe we don't have a ➕ RCT, but that doesn't exclude usefulness at the patient level 🤷‍♂️. Listen to the experts on the subtleties of stone treatment, don't be a 🥤nihilist. #NephSky www.nephjc.com/freelyfiltered/2026/8/push www.nephjc.com/freelyfiltered/60/nostone
nephjc.com
FF95 The PUSH trial. Push it real good! — NephJC
PUSH Water to prevent kidney stones…or not
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Swapnil Hiremath 🍁🇨🇦 @hswapnil.medsky.social · 24/08/2026
Should we still tell kidney stone formers to drink more water? podcasts.apple.com/ca/podcast/f... @kidneyboy.bsky.social @captainchloride.bsky.social @vipvargh.bsky.social with stone experts
podcasts.apple.com
FF95 The PUSH Trial
Podcast Episode · Freely Filtered, a NephJC Podcast · August 23 · 1h 6m
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Dr. Smita Divyaveer, MD, DM Nephrology @divyaveerssneph.bsky.social · 21/08/2026
#NephJC takes on MERCURI 2 trial from @JAMA.com It came in hot 🔥 like the planet Mercury.... But does it have the substance to reduce AKI 🫘 👁️👁️Check out the Instagram summary
MERCURI-2 on Instagram — NephJC https://share.google/3BMTrApoBKp8eQUIASource: Instagram https://share.google/7hWx03rqR23Eb0RuT
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Nephrology Journal Club @nephjc.bsky.social · 21/08/2026
When our patients start HD, everything gets filtered, except the debate on beta-blocker dialyzability Read #NephJC short about the new target emulation trial, suggesting the non-dialyzables may be doing some heavy MACE-lifting ✍️By @drpallaviprasad.bsky.social nephjc.com/news/targetr...
nephjc.com
Is this the end of the beta-blocker debate in hemodialysis? — NephJC
This week, we will discuss
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Nephrology Journal Club @nephjc.bsky.social · 19/08/2026
1/10 #NephJC #TenPostNephJC #NephSky Can just 4 doses of an SGLT2i prevent AKI after cardiac surgery? The MERCURI-2 trial put dapagliflozin to the test. But is the benefit a treat or a trick?🫀💊 Read the article 👇 pubmed.ncbi.nlm.nih.gov/42530910/
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Nephrology Journal Club @nephjc.bsky.social · 17/08/2026
Dapagliflozin cuts AKI after cardiac surgery - MERCURI-2 says so. But dig into the data, and it's mostly an urine output story, not a kidney protection one ✍️ #NephJC summary by @rnflex.bsky.social and @drbarbateba.bsky.social www.nephjc.com/news/2026/8/...
nephjc.com
Too sweet to be true? Prophylactic SGLT2 inhibitors before cardiac surgery — NephJC
MERCURI-2 reports that dapagliflozin cuts postoperative AKI after cardiac surgery, but the headline result is mostly a urine-output story, not a creatinine one. That matters: urine output after surger...
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Nephrology Journal Club @nephjc.bsky.social · 17/08/2026
El Resume Visual #NephJC #NephSky @manoleaandreea.bsky.social @dramiliflores.bsky.social www.nephjc.com/news/2026/8/17/mercuri-el-resumen-visual
nephjc.com
MERCURI-2: El Resumen Visual — NephJC
¿MERCURI-2 desafía la forma en que utilizamos los iSGLT2?
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Nephrology Journal Club @nephjc.bsky.social · 17/08/2026
Excited for SGLT2 inhibitors to prevent AKI in CV surgery patients? So were we... until we got past the title. This week we're talking about "that JAMA paper "🙃 #NephJC #NephSky Here's the VA by @ManoleaA www.nephjc.com/news/2026/8/17/mercuri-the-visual-abstract
nephjc.com
MERCURI-2: The Visual Abstract — NephJC
Does MERCURI-2 challenge how we use SGLT2i in post-operative patients?
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kireports.bsky.social @kireports.bsky.social · 15/08/2026
🧵Skeetorial Alert 🧵 1/ Hey #NephSky! Welcome to a 🆕 #skeetorial brought to you by @kireports.bsky.social
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Nephrology Journal Club @nephjc.bsky.social · 11/08/2026
🆕 #NephJC short by @brianrifkin.bsky.social 👏 APPLAUSE for iptacopan in IgA nephropathy- final eGFR results at 24 months 👀🔎 Read more www.nephjc.com/news/2026/sh...
nephjc.com
NephJC Short: 24-Month Iptacopan eGFR Data in IgA Nephropathy — NephJC
Iptacopan decreases proteinuria, now we get the 24-month eGFR data in patients with IgA Nephropathy.
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Swapnil Hiremath 🍁🇨🇦 @hswapnil.medsky.social · 06/08/2026
We love that #NephJc content is reused - that’s the whole purpose of #FOAMEed, learn, teach and pass it forward This was a VA created by Divya Bajpai which was sadly cropped which takes out the logo + creator name That maybe for lack of space - but it’s bad manners - don’t do this! #Medsky
Speaker with a cropped Va Full VA
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Massimo (mirror) @rainmaker1973-m.bsky.social · 05/08/2026
Laundry art [📸 Helga Stentzel] Original post
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Nephrology Journal Club @nephjc.bsky.social · 05/08/2026
1/10 #NephJC #TenPostNephJC 💉Bicarbonate is an ICU drug that almost everyone has an opinion on. The physiology is attractive, but evidence isn’t. 🥼SODa-BIC asks if IV bicarbonate improves outcomes in ICU pts with metabolic acidosis on vasopressors. 📄 pubmed.ncbi.nlm.nih.gov/42283370/
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Adam Rawnsley @arawnsley.bsky.social · 04/08/2026
Today, August 4, 2026, is the setting of Ray Bradbury’s short story “There Will Come Soft Rains” about a fully automated house continuing on after the family who lived there and the world around it died in a nuclear blast.
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Nephrology Journal Club @nephjc.bsky.social · 03/08/2026
🖌️Check out the #visualabstract for the SODa-BIC trial by @danyrcal.bsky.social #NephJC www.nephjc.com/news/2026/8/...
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Nephrology Journal Club @nephjc.bsky.social · 03/08/2026
🖌️ Echa un vistazo al #resumenvisual del ensayo SODa‑BIC realizado por @danyrcal.bsky.social #NephJC www.nephjc.com/news/2026/8/...
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Nephrology Journal Club @nephjc.bsky.social · 03/08/2026
This week we're talkin' about IV Sodium Bicarbonate in the ICU. 💉Does it improve mortality, MAKE30... or just pH? 🥤The SODa-BIC study #NephSky #MedSky www.nephjc.com/news/soda-bic
nephjc.com
Buffering without benefit? The SODa-BIC study — NephJC
This week, we will discuss SODaBIC trial: with ICU acidosis driven by multiple overlapping mechanisms, is bicarbonate infusion supported by robust evidence, or does it persist mainly out of habit rath...
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Nephrology Journal Club @nephjc.bsky.social · 31/07/2026
Summer's almost over 😎 #NephSky We know you've been waiting 🏖️ #NephJC Summer Book Club, 9/15/26 discussion! Salama Kassab was a pharmacy student in Syria. Now she helps the wounded who flood through the doors. Set amid the Syrian Revolution, a story of hope, love & possibility.
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ASN Publications @asnpublications.bsky.social · 22/07/2026
#ASNJASN: >50% of ESRD beneficiaries are now in Medicare Advantage, yet only 1 Star measure assesses kidney care. Major gaps remain in CKD screening, nephrology referral, kidney-protective therapies, and transplant referral. kidney.pub/JASN1200?... @asnkidney.bsky.social @cervantes-lily1.bsky.social
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Nephrology Journal Club @nephjc.bsky.social · 22/07/2026
#NephJC #TenPostNephJC FIND-CKD asks: Can we extend nsMRA cardiorenal benefits to the massive population with CKD without diabetes? Let’s FIND out! 🔍 Read the article 👇: pubmed.ncbi.nlm.nih.gov/42246672/ 1/10🧵
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Swapnil Hiremath 🍁🇨🇦 @hswapnil.medsky.social · 20/07/2026
a young teenager with hypertension, case studies from @nejm.org enough info in table 1 to make a diagnosis! www.nejm.org/doi/full/10....
lab values showing
hypokalemia
elevated ESR/CRP
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Nephrology Journal Club @nephjc.bsky.social · 21/07/2026
Want more?? #NephSky #NephJC 🩳FIND-CKD shorts from @CristinaDeReins Finerenone in glomerulonephritis & a pooled analysis of safety and efficacy in CKD (INFINITY) www.nephjc.com/news/2026/7/20/finerenone-shorts
nephjc.com
Finerenone across the proteinuric CKD spectrum — NephJC
Cristina Popa dissects the FIND-CKD extras: GN subgroup and INFINITY analysis
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Nephrology Journal Club @nephjc.bsky.social · 21/07/2026
👀 Seek and you shall FIND 🔎 #ERA26 #NephSky FIND-CKD asks if finerenone is beneficial in patients with non-diabetic CKD. Blog by @manoleaandreea.bsky.social & @divyaveerssneph.bsky.social www.nephjc.com/news/2026/7/6/find-ckd
nephjc.com
Beyond Diabetic Kidney Disease: FIND-ing Finerenone's Next Role — NephJC
FIND-CKD extends finerenone beyond diabetic kidney disease, showing slower eGFR decline and sustained albuminuria reduction in non-diabetic CKD. While the benefits are modest and cardiovascular effect...
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