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Psoriatic arthritis

Evaluating Inflammatory Joint Pain in Older Adults

Lee, Levinson, and Makris have published an approach to evaluating inflammatory joint pain in older adults in JAMA Internal Medicine. While intended to be a practical guide for primary care clinicians, the tenets and clues ring true for all.

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MoonLake announced positive phase 3 data from its IZAR-1 RCT using its dual A/F IL-17 inhibitor sonelokimab, showing significant responses at week 16: 66% ACR20, 42% ACR50, 41% minimal disease activity (MDA), & 61% PASI90 at week 16. a 2nd IZAR-2 PsA RCT is in progress https://t.co/eX0cxekRKG
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Wealth and Where you Live Influences Outcomes

EurekAlert!

Patients from wealthier European countries tend to start treatment with biologics earlier but also stop or switch treatment earlier. They also experience lower disease activity at treatment start than patients in middle- and low-income countries.

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POETYK PsA-1: Deucravacitinib in Biologic-Naïve PsA

POETYK PsA-1 trial tested the disease modifying efficacy of deucravacitinib, a tyrosine kinase 2 (TYK2) inhibitor, in psoriatic arthritis (PsA) patients and was shown to be superior vs to placebo for clinical responses, patient-reported outcomes, and structural damage inhibition in PsA.

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COLIPSO prospective study of psoriasis or psoriatic arthritis adults starting ts/bDMARDs; MRI done serially. 35 pts f/u for ~29 wks - MASLD. Only Rx w/ IL-17 inhibitors improved liver fat and inflammation in psoriatic disease as well as clinical outcomes. https://t.co/MFjvh5OJg2 https://t.co/k0C7RSvaaR
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Mentshlichkeit* (8.7.2026)

Dr. Jack Cush reviews the news and recent journal reports on RheumNow.com.

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A Tribute to Daniel L. Kastner, MD, PhD (1951–2026)

The rheumatology, genetics and NIH communities mourn for Dr. Daniel L. Kastner, who died on July 28, 2026, in Bethesda, Maryland, at age 74. The following are declarations, tributes, and memories dedicated to this mensch of a man, titan of science, memorable mentor and humble physician.

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British Dermatology Biologics registry (BADBIR) 18976 #PSO pts had incidence serious infxns (SIE) 28 SEI/1000 Pt-Yrs; higher if they had prior infxn (79/1000 PYs). SIE signif lower w/ RIZankizumab (HR 0.74-.80) vs BROAD, ETN, other standards Rxs. SIE deaths rare (1.81/1000 PYs) https://t.co/GTr3DLCVXs
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British Dermatology Biologics registry (BADBIR) 18976 #PSO pts had incidence serious infxns (SIE) 28 SEI/1000 Pt-Yrs; higher if they had prior infxn (79/1000 PYs). SIE signif lower w/ RIZankizumab (HR 0.74-.80) vs BROAD, ETN, other standards Rxs. SIE deaths rare (1.81/1000 PYs) https://t.co/5HqJ3zpO0g
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Methotrexate Safety Tips (7.31.2026)

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

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The Wider Implications of Dactylitis Dactylitis, AKA the "sausage digit", is a hallmark of psoriatic arthritis (PsA), but as Possemato and colleagues point out, it is fundamentally a clinical sign, and not a diagnosis. https://t.co/HRaIvMHMSV https://t.co/XOcHbFVMsS
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3 Rx are FDA approved for hidradenitis supprativa (secukinumab, adalimumab, bimekizumab). New JAK1i Povorcitinib in STOP-HS1 and STOP-HS2 ph 3 PCTs (608/619 pts). Povo showed HiSCR50 ~42% vs PBO 29% @wk12. AE: acne, pharyngitis https://t.co/n3FJUOjNuo https://t.co/9YAmPqW44z
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Psoriasis = Myocardial Dysfunction (unrelated to Cardiometabolic Risk Factors) 1010 PsO pts vs controls w/o skin dz, assessed clinically & by ECHO. PSO pts (even w/ controlled dz) had signif more myocardial dysfunction (17% vs 6%). Higher BMI & DM independently assoc w/ https://t.co/MjcRmgyCWX
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The Wider Implications of Dactylitis

Dactylitis, AKA the "sausage digit", is a hallmark of psoriatic arthritis (PsA), but as Possemato and colleagues point out, it is fundamentally a clinical sign, and not a diagnosis. This review article discusses the wider implications of dactylitis in rheumatology and medicine underscores the

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UTSW observational study of labs (n 14,199) changes w/ MTX use in 2,439 pts (13% RA, 11% PsO/PsA, 15% inflam arthritis) - found no difference in labs q3 vs q6 mos. No signif correlation betw monitoring intervals & changes in ALT, AST,WBC, HCT, MCV, PLT, FIB-4. Small https://t.co/gKwA7juexG
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Fibrosis-4 (FIB-4) Index for Liver Fibrosis is calculated from age, AST, ALT, Plts. Study of 174 RA, PsA, PsO pts on MTX find 11% w/ fibrosis (by elastography). FIB-4 AUC for fibrosis =0.68 (weak). Fibrosis was signif assoc w/ FIB-4 >1.62, DM, obesity, advanced steatosis https://t.co/GYrhs2U1s3
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Psoriatic Arthritis: EULAR 2026 Recap https://t.co/tBMu4CEn0o https://t.co/iztShOHxOf
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From 2015-2024, 148 inflam arthritis pts (43 SpA, 35 PsA, 50 RA) w/ a prior cancer were followed 58.1 mos. 24 (19%) had CA recurrence/progression. Post-CA exposure to b/ts-DMARDs did not incr. recurrence risk after adjusting for age & comorbidity burden. https://t.co/MHKIqwyjNN https://t.co/uhOdq1cCPW
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Metanalysis of 51 studies shows vaccination is suboptimal in Rheum. Influenza Vax rates: RA 50%, SLE 42%, AS 43% & Psa 53%. Pneumococcal vaccinations even lower: 37%, 30%, 39% and 41%. More by with age & comorbidites and by rheumatologists (vs PCPs) https://t.co/3DborC9BLW https://t.co/MPDeJUH0HI
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Psoriatic Arthritis: EULAR 2026 Recap

Years of IL-17 vs. IL-23 debate in PsA finally got tested head-to-head: bimekizumab outperformed risankizumab on joint outcomes in the BE BOLD trial, while a GLP-1 combination study suggests weight and metabolic status are active drivers of PsA — not just comorbidities. This recap also digs into

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ACP Position Paper on Dietary Supplements

More than half of U.S. adults use dietary supplements, yet only a quarter use supplements recommended by a healthcare professional, and current law lets supplements reach the market with no premarket safety evaluation, unlike drugs or food additives. The paper notes that under DSHEA, dietary

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RT @aurelierheumo What is new in PsA? Dennis McGonagle's take at #EULAR2026 -a strong year for discovery in mechanisms of transition from PSO to PsA -publication of the first single cell atlas Enthesis -Better understanding of VTE mechanisms in JAKi in PsA -clinical aspects

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RT @yuz6yusof #EULAR2026 OP0337 In double blind LTE WILLOW study, cutaneous efficacy (change in CLASI, CLASI 70/50) was maintained in Enpatoran, TLR 7/8-i by WK48. Those switched from PBO to ENP at WK24 also showed equal efficacy to ENP-ENP group. Promising treatment for #CLE

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NEW FROM EULAR: A real-world analysis of predictors of IBD in PsA. 🔎 In patients with PsA, signs and symptoms of IBD may appear before diagnosis, but do we know what to look for? Explore the poster: https://t.co/x2pM0T9LWg Sponsored by AbbVie Medical Affairs + Health Impact.

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DERM on RheumNow (June 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 effects. https://t.co/vy4BAx8Lnq
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