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ANA Pollution (2.06.2026)

Jack Cush, MD

Dr. Jack Cush reviews the news, journal articles and regulatory news from this past week on RheumNow.com

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2025

The 2025 Rheumatology Year in Review

Jack Cush, MD

The year 2025 presented numerous advances in rheumatology and related inflammatory and autoimmune disorders ranging from several new groundbreaking FDA approvals/indications, drug developments, game-changing guidelines and practices that will impact patient care for rheumatic diseases.

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Advanced Practitioner Biologic Prescriptions for Psoriasis

Jack Cush, MD

Advanced practice clinicians (APCs; nurse practitioners and physician assistants) deliver a large share of US dermatologic care, accounting for 37% of clinicians and 27% of dermatology visits by 2020. A current JAMA Dermatology reports APC drug spending trends in dermatology, with a focus on specialty medications (eg, biologics).

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APEX Study: Inhibition of structural damage progression with Guselkumab in Psoriatic Arthritis

Jack Cush, MD

Guselkumab, a human IL-23 inhibitor, was evaluated in patients with active psoriatic arthritis (PsA) and shown to have both clinical and radiographic benefits at weeks 24 and 48.

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Cush and Kavanaugh

ACR 2025 Rheumatology Round Up

Jack Cush, MD

Drs. Jack Cush & Arthur Kavanaugh, two of rheumatology’s most trusted voices, provide a breakdown of the latest breakthroughs and hottest topics in rheumatology from the 2025 ACR Convergence meeting in Chicago.

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ACR25 Best Abstracts - Day 4

Jack Cush, MD

Here's the last installment of our "ACR Best" abstracts as chosen by the RheumNow faculty.  Most of these were from the final, day 4, but a few were noteworthy holdovers from day 3. Enjoy!

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IL-23 Blockade Goes Oral

Aurelie Najm, MD, PhD

A new player is entering the IL-23 arena — and it’s a tablet! Icotrokinra (ICO), a first-in-class peptide that binds and blocks the interleukin-23 receptor (IL-23R), is showing encouraging efficacy and safety across a range of psoriasis (PSO) and psoriatic disease (PsD) studies.

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Eating Crow (10.10.2025)

Jack Cush, MD

Dr. Jack Cush reviews the news, FDA approvals, and journal articles. In this episode: HMGCR Abs, FDA approvals and Cush eats crow.

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Guselkumab FDA Approved for Pediatric Psoriasis and Psoriatic Arthritis

Jack Cush, MD

FDA announced yesterday that guselkumab (Tremfya) is approved for use in pediatric patients moderate to severe plaque psoriasis (PsO) or active psoriatic arthritis (PsA) in children six years and older (weighing at least 40 kg).  

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Safety of Combination Targeted Therapies in Psoriatic Arthritis

MedPage Today

Treating psoriatic arthritis (PsA) patients with more than one targeted therapy appears to be just fine, with no increased risk of serious infections, insurance claims data indicate.

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Biologic Switching in Psoriasis

Jack Cush, MD

A systematic review and meta-analysis found that biologic switching was effective in a significant number of psoriasis patients; but there may be a price to pay. 

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RT @gibson_RheumPAC Axial PsA remains an area of active investigation. IL-17 inhibitors show consistent benefit, while IL-23 data are emerging—highlighting nuances when axial symptoms drive treatment choice. #RNL26 https://t.co/XFL3Sf8iK4
Dr. John Cush RheumNow ( View Tweet)
APEX Study: Inhibition of structural damage progression with Guselkumab in PsA Guselkumab, a human IL-23 inhibitor, was evaluated in patients with active PsA and shown to have both clinical and radiographic benefits at weeks 24 and 48. https://t.co/iNEziysnVZ https://t.co/XgFGFfGf3b

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Dr. John Cush RheumNow ( View Tweet)
IL-23 Blockade Goes Oral A new player is entering the IL-23 arena — and it’s a tablet! Icotrokinra (ICO), a first-in-class peptide that binds and blocks the IL-23R, is showing encouraging efficacy and safety across a range of psoriasis (PSO) and psoriatic disease (PsD) studies. https://t.co/fYXULrMD16
Dr. John Cush RheumNow ( View Tweet)
IL-23 Blockade Goes Oral A new player is entering the IL-23 arena — and it’s a tablet! Icotrokinra (ICO), a first-in-class peptide that binds and blocks the interleukin-23 receptor (IL-23R), is showing encouraging efficacy and safety across a range of psoriasis (PSO) and https://t.co/7awBk16ZrQ
Dr. John Cush RheumNow ( View Tweet)
What's the latest in PsA? https://t.co/I8ZgRQpVy6 Great review for whats new in PsA by @drpnash Looking forward for Large IL23-Axial study results. @RheumNow #ACR25

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Nouf Al hemmadi NoufAhmedAlham2 ( View Tweet)

Heydari-Kamjani et al. TriNetX study. 28973 PsA patients. IL-17i and IL-23i lower rates stroke, MI, DVT/PE than TNFi. IL-12/23i higher rate of stroke vs TNFi. @RheumNow #ACR25 Abstr#2363 https://t.co/fNHaxyYPCP

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Richard Conway RichardPAConway ( View Tweet)
Icotrokinra, the new kid on the bloc! Targeted oral peptide IL-23R-inhibitor Effective in Ph2 and Ph3 in PSO Adults Data in Adolescents (12-18yo) with PSO ICO 200mg QD 44pts vs. PBO 22pts 16wks All pts received ICO wk16-wk24 Clear/Almost clear skin IGA 0/1 84% vs. 24% PASI 90 https://t.co/77YvXtdLi1

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Aurelie Najm AurelieRheumo ( View Tweet)
Effect of BioDMARDs on Diabetes risk in 6400+ Psoriasis pts IL-23i and IL-17Ai associated w/ -lower risks of diabetes -Diabetic nephropathy -Stage 3–5 CKD and reduced risk compared to TNFi treated and bionaive pts Adjustment on several variables, but not disease severity https://t.co/TDIHXJOC2T

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Aurelie Najm AurelieRheumo ( View Tweet)
Guselkumab (Tremfya) 1st IL-23 inhibitor to be FDA approved for subcutaneous induction in adults with ulcerative colitis https://t.co/KaZVzyomeY

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Dr. John Cush RheumNow ( View Tweet)

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