Psoriatic arthritis

An IL-23i through ~5 years: How did clinical manifestations of PsA and radiographic progression change during long-term treatment? 🔥View the latest long-term data from ACR to find out more. Sponsored by AbbVie Medical Affairs + Health Impact. https://t.co/yhJFEdO4xD https://t.co/gkWD1raMaT

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Dr. John Cush @RheumNow( View Tweet )
HLA-B27 in PsA: assoc w/ earlier onset, axial Dz, enthesitis, systemic inflammation. Study of 333 CASPAR PsA pts - 12% HLA-B27 positive--earlier onset (43 v 49), axial (46 v 24%), enthesitis (33 v 18%). No signif differences in sex, dactylitis, uveitis, Rx responses, https://t.co/ALP6AnygSf
Dr. John Cush @RheumNow( View Tweet )
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Breaking the Rules: Dual-Advanced Combinations in Rheumatology

Jack Cush, MD

For decades, the standard of care in rheumatology has been combination therapy - pairing methotrexate (MTX) with an advanced biologic or synthetic agent to achieve optimal outcomes. 

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By @RheumattDoc #Psoriasis and nail changes #PsA #PsoriaticArthritis #enthesitis #dactylitis https://t.co/rxH2zrGBwC

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Dr Gurdeep S Dulay @gurdeep_dulay( View Tweet )
DERM on RheumNow PODCAST (April 2026) The Derm on RheumNow podcast is a collection of Citations and Content curated for dermatologists – addressing Psoriasis, PsA, CLE, vasculitis, HS, other CTD skin disorders. dermatology drugs, biologics, JAKs - their use, efficacy and side https://t.co/SlCGA364gj
Dr. John Cush @RheumNow( View Tweet )
Among 1074 #PsA tested annually, RF positivity was found in 16.1% overall (5.1% RF+ at baseline). RF+ rediced odds of MDA (OR 0.53) w/ incr risk of bDMARD discontinuation (OR 2.65) https://t.co/AmG6hkWABW https://t.co/MYhkfxAh0r

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Dr. John Cush @RheumNow( View Tweet )
Review of GLP-1 Receptor Agonists in Psoriasis Psoriasis is a chronic immune-mediated inflammatory disease plaqued by systemic comorbidities that increase morbidity, mortality, and treatment complexity. Obesity is a significant contributor to psoriatic disease. https://t.co/R1Uutdjcvz
Dr. John Cush @RheumNow( View Tweet )
Are uveitis and psoriasis independently associated with greater spinal radiographic progression in ankylosing spondylitis? Test your knowledge in the latest RheumIQ quiz at https://t.co/N5rfozh757 https://t.co/PjY1iuLv0X

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Dr. John Cush @RheumNow( View Tweet )
TRACE study of 90 axSpA pts Rx w/ either TNFi or secukinumab (150 or 300 mg)- at wk 56, 59% achieved clinical-remission & 43% achieved w56-MRI-remission (SPARCC) w/ benefits by wk 4. Predictors of clinical remission: ASDAS & BMI (@wk16); none @wk56 https://t.co/CEsAeRMvUE https://t.co/SfSAm3u4IM

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Dr. John Cush @RheumNow( View Tweet )
Comorbidity burden, uveitis, & psoriasis independently assoc w/ greater spinal radiographic progression in AS. Study3,441 pts (75% male; 84% B27+). Progression greater w/ 2+ comorbidities & uveitis, & PSO https://t.co/7Zh5SlMKc0 https://t.co/lmonP5YrcV

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Dr. John Cush @RheumNow( View Tweet )
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Follow the Money (4.23.2026)

Jack Cush, MD

Dr. Jack Cush follows the money and all the news that fits the Rheumatology Gab for this past week. 

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Simulation cost-effectiveness/QOL study compared Rx of psoriasis w/ biologics, phototherapy, or step-therapy Rx. Biologics had best QOL gains; step-therapy Rx similar w/ less variability & lower costs; phototherapy was cost-effective for payors. Pts had highest willingness to pay https://t.co/RyNooKhgQh
Dr. John Cush @RheumNow( View Tweet )
Couldn’t attend https://t.co/4UQlqwujiR 2026? You can now watch the entire meeting On Demand. This high-impact program features leading experts discussing: • RA outcomes and pathogenesis • Obesity, inflammation, and rheumatic disease • Treatment decisions in Psoriatic https://t.co/A3wb3pzbl3

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Dr. John Cush @RheumNow( View Tweet )
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Malignancies Not Increased with Biologic Therapies

Jack Cush, MD

The risk of malignancy in rheumatoid arthritis (RA) patients receiving biologic agents was evaluated by metanalysis of randomized controlled trials (RCTs) and found no significant increased risk of malignancy compared with other disease-modifying antirheumatic drugs (DMARDs) or with placebo

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What’s New PsA? (4.3.2026) Dr. Jack Cush reviews the news and major articles from this week, including FDA safety warnings, reports from AAD, PsA trials. https://t.co/Ew1wAFDfa1 https://t.co/AJfqqEAdik

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Dr. John Cush @RheumNow( View Tweet )
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What’s New PsA? (4.3.2026)

Jack Cush, MD

Dr. Jack Cush reviews the news and major articles from this week, including FDA safety warnings, reports from AAD, PsA trials.

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Ixekizumab With Tirzepatide Efficacy in Obese Psoriatic Arthritis The TOGETHER-PsA trial has demonstrated the efficacy and safety of ixekizumab (IXE) administered with tirzepatide (TZP) in adult active psoriatic arthritis (PsA) patients who were overweight or obese. https://t.co/KFwfi9FaAh
Dr. John Cush @RheumNow( View Tweet )
AFFINITY Study - Combination Biologic Therapy in PsA A pilot trial assessed the efficacy and safety of the guselkumab+golimumab (COMBO) combination versus GUS monotherapy in active PsA (failing a prior tumor necrosis factor inhibitor (TNFi-IR) and showed superiority in ACR 50 https://t.co/f2CB8FnZMB
Dr. John Cush @RheumNow( View Tweet )
Moral Distress (3.27.2026) Dr. Jack Cush reviews the journal reports and news from RheumNow. This week we discuss moral distress, FM in PsA, Lyme Vax is back & hidden but tangible benefits of the MDHAQ. https://t.co/LdNcsUcHc2 https://t.co/tRYeDhQ3hC

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Dr. John Cush @RheumNow( View Tweet )
Slim,waist,obese,obesity

Ixekizumab With Tirzepatide Efficacy in Obese Psoriatic Arthritis

Jack Cush, MD

The TOGETHER-PsA trial has demonstrated the efficacy and safety of ixekizumab (IXE) administered with tirzepatide (TZP) in adult active psoriatic arthritis (PsA) patients who were overweight or obese.

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AXIS is an Intl prospective study of 409 psoriatic arthritis pts - found Axial involvement in 27.4% of pts. Axial PsA signif younger (45 vs 47.6 yrs) , male (56% vs 51.5%), more B27 positivity (22% vs 11%), inflammatory back pain (75% vs 43%), & ^CRP (53% vs 37%) https://t.co/XY5pf4BNNm
Dr. John Cush @RheumNow( View Tweet )
Biologics

AFFINITY Study - Combination Biologic Therapy in Psoriatic Arthritis

Jack Cush, MD

A pilot trial assessed the efficacy and safety of the guselkumab+golimumab (COMBO) combination versus guselkumab (GUS) monotherapy in active PsA (failing a prior tumor necrosis factor inhibitor (TNFi-IR) and showed superiority in ACR 50 responses but not

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Long-Term Bimekizumab Safety Data Adverse effects from bimekizumab through 2 years or more of treatment for psoriatic arthritis (PsA) and axial spondyloarthritis (axSpA) were about as expected from shorter-term data, results from long-term extension studies indicated. https://t.co/hp2jVSGk8G
Dr. John Cush @RheumNow( View Tweet )
Real-world safety of tofacitinib vs biologics in 48,167 #PsA pts Rx w/ TOFA (3,166); TNFi (27K); IL-17Ai (20K); risankizumab (4,381); ustekinumab (4,499). Crude IRs/100 PY were 1.78-2.53 for serious infxn, 0.27–0.61 MI/stroke, 0.17–0.42 VTE, & 0.74–1.06 cancer. TOFA had signif https://t.co/dErlkyY9WC
Dr. John Cush @RheumNow( View Tweet )
Systemic Treatments for Chronic Plaque Psoriasis JAMA Dermatology has published a review of the pharmacologic landscape on managing adults with moderate to severe plaque psoriasis. https://t.co/fJQDvZDdbs https://t.co/IYAsdujsMf

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Dr. John Cush @RheumNow( View Tweet )

Therapeutic Updates

PsA GRAPPA domains: Outcomes With a JAKi

AbbVie April 2026 RX Update Sponsored Image
Dr. Schwartzman and Dr. Ruderman discuss how PsA disease activity across GRAPPA domains may guide treatment decisions, sharing both the evidence for and their experience with a JAKi across domains.
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Recent Blogs

Advanced Practice Rheum

Methotrexate

Jack Cush, MD
APR MTX Cover
In this session, Dr. Jack Cush reviews methotrexate.
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Advanced Practice Rheum

Evaluation of Rheumatic Complaints

Jack Cush, MD
Eval of Rheum Complaints Cover Image
Dr. Cush provides a systematic approach to evaluating musculoskeletal and rheumatic complaints in clinical practice.
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Best of 2022: The Enthesitis Challenge in Psoriatic Arthritis

Robert Chao, MD
heel enthesitis spur calcaneal
A colleague of mine once told me an interesting story of how her father, who was a doctor, misdiagnosed his wife with fibromyalgia when she actually had psoriatic arthritis with enthesitis all along. I would venture out and say that the average physician would have trouble evaluating enthesitis because even we, as rheumatologists do! 
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Podcasts

  • ACR 2025 PsA Topic Podcasts Compilation 6
  • ACR 2025 Daily Podcasts Day4b
  • ACR 2025 Daily Podcasts Day4a
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