Articles By Jack Cush, MD
Brepocitinib Skin Outcomes in Patients With Dermatomyositis
A secondary analysis of the VALOR trial has shown that the TYK2/JAK1 inhibitor brepocitinib was effective at cutaneous disease activity outcomes, delivering rapid, clinically meaningful, and remission-level control of cutaneous dermatomyositis (DM).
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JAMA Review: Postural Orthostatic Tachycardia Syndrome (POTS)
Postural orthostatic tachycardia syndrome (POTS) is a chronic autonomic disorder affecting an estimated 0.1%–1% of the US population, with peak incidence at ages 13–29 and a striking 90% female predominance.
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Age-specific Incidence of Systemic Lupus Erythematosus
Epidemiologic estimates on systemic lupus erythematosus (SLE) diagnosis are limited.
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Guidelines for Adult-Onset IgA Vasculitis
A EUVAS-sponsored expert panel of 37 specialists across rheumatology, nephrology, dermatology and pathology has published evidence-based guidelines for adult-onset IgA vasculitis (IgAV), which behaves very differently in adults compared to usually self-limited childhood form.
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Glucocorticoids: Use vs.Toxicity
This review article addresses the recognition, prevention and management of glucocorticoid toxicity in rheumatic patients.
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Rheum Scholarship (8.21.2026)
Dr. Cush reviews the news and journal articles from this past week on RheumNow.com; talking about lumbar belts, scholarships and misdiagnosis.
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A Tribute to Thomas A. Medsger Jr., MD (1936–2026)
The rheumatology and scleroderma communities mourn the loss of Dr. Thomas A. Medsger Jr., who died August 15, 2026, in Pittsburgh, at age 89.
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Misdiagnosis of Still's Disease
High fever, strange rashes, scary labs often lead to a consideration of Still's disease (AOSD or systemic JIA). Yet the dramatic onset of a systemic disorder may overlap with another, and possibly as rare, systemic disorder that should not be misdiagnosed or mistreated. A current case review by Zhu et al. presents six cases initially diagnosed as systemic JIA, teaching several important lessons.
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Risk of Venous Thromboembolism in Rheumatoid Arthritis
RA confers a 50–100% excess risk of venous thromboembolism (VTE) compared with the general population, with adjusted hazard/odds ratios ranging from 1.3–2.2 across large cohort studies (Vojinovic, Askling, Antovic; Rheumatology, 2026).
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Joint Pain Prevalence is not Declining
A current report from the national NHIS survey shows that over half of US adults diagnosed with arthritis reported moderate to severe joint pain.
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