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JDD Special Focus

Psoriasis Supplements

Do You Know the Most Complete, Targeted Biologic for Psoriasis? The Answer May Surprise You

Kircik, L.H. et al.

When today’s dermatology residents were born, the concept of psoriasis as a systemic disease was relatively new. Early in the 1980s, topical therapy was the mainstay for medical management of this “skin condition.” Systemic therapies were beginning to be used for severe psoriasis, although it was unclear how they provided benefit. Three decades later, dermatologists have a much better—though perhaps still incomplete—understanding of the pathogenesis of psoriasis and its related comorbidities. Novel therapies have emerged to target the immunologic drivers at the heart of the disease

 

IL-23 Versus IL-17 in the Pathogenesis of Psoriasis: There Is More to the Story Than IL-17A

J Drugs Dermatol. 2019;18(8 Suppl 2):s202-208.

April W. Armstrong MD MPH,ª Charlotte Read MBBS BSc,ª Craig L. Leonardi MD,b Leon H. Kircik MDc

In this paper, we describe the importance of the TH17 pathway in psoriasis pathogenesis with a focus on the roles of IL-23 and IL-17 within this pathway. We also discuss the different IL-17 subtypes involved in psoriasis immunopathology and the multitude of cells that can produce these subtypes. Finally, we examine treatments that inhibit IL-23 and IL-17.

 

Think You Know IL-17 Pathway? Think Again

Leon H. Kircik MD

When today’s dermatology residents were born, the concept of psoriasis as a systemic disease was relatively new. Early in the 1980s, topical therapy was the mainstay for medical management of this “skin condition.” Systemic therapies were beginning to be used for severe psoriasis, although it was unclear how they provided benefit. Three decades later, dermatologists have a much better—though perhaps still incomplete—understanding of the pathogenesis of psoriasis and its related comorbidities. Novel therapies have emerged to target the immunologic drivers at the heart of the disease.

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Podcast Episodes

What Women Don’t Want … Psoriasis

What questions should you be asking? What matters most when discussing therapeutic options? What is the best way to partner to ensure a long term relationship? If we could read minds this podcast would not be necessary but alas, it sorely is. Check it out!

Picking up on Prescribing Patterns for Psoriasis: A Real Deal Assessment

We (and our patients) are fortunate to live during a time when we have many safe and effective options to treat a chronic inflammatory skin disease such as Psoriasis. We are reminded of this, nay inundated, with warm and fuzzy headlines in the lay dermatology press that humblebrag said efficacy. However, how does this translate to the real world, when the perfect, neat lines of clinical trials are blurred by practical issues such as access, patient and practitioner perception, and long term use and efficacy? In a JDD Podcast first, we had not one but two investigators share their work and first steps to evaluate just that.

To Treat or Not To Treat: Systemic Therapy Considerations for Psoriasis in the Setting of Malignancy

I’m a biologic girl in a biologic world…or so I think myself and never say out loud when reviewing therapeutic options for moderate to severe psoriasis. We are so fortunate to have so many wonderful options, however certain clinical scenarios may limit our ability to capitalize on said armament mostly due to limited experience and data. Enter previous malignancy – in most phase 3 studies these patients are weeded out or the history of malignancy must be at least 5 years prior to entry. So what to do? Our colleagues at Tufts Medical Center asked this very question. Tune in to hear what Dr. David Rosmarin, Assistant Professor of Dermatology and Residency Program Director learned from performing a retrospective chart review and how his work and his experience guides his clinical decision making when managing psoriasis. Don’t flake (or is it scale?)….check it out.

Ask the Investigator: Shedding Some Light on Phototherapy Protocols for Psoriasis and Tips to Improve Patient Screening and Treatment

In this edition of the JDD Podcast, Dr. Adam Friedman reviews phototherapy protocols and pearls with psoriasis expert Dr. Jashin Wu, Director of Research at Kaiser Permanente based on his study published in the August 2016 Journal of Drugs in Dermatology titled “Comparison of Phototherapy Guidelines for Psoriasis: A Critical Appraisal and Comprehensive Review.” Also tune in to hear how Dr. Wu counsels his psoriasis patients on psoriasis comorbidities and initiates, and manages them with phototherapy, topicals, and systemic immunosuppressants.

Translational Lecture Series

Targeting cAMP Signaling for the Treatment of Inflammatory Diseases of the Skin

Dr. Jon Zippin elucidates the complexity of cAMP biology and the translational impact of PDE4 inhibition as it relates to chronic inflammatory skin diseases. Tune in to learn why targeting this pathway is clinically meaningful but also where more work is needed to improve outcomes.

Psoriasis: Biological Basis for Comorbidities

Dr. Abrar Qureshi, Professor and Chair of Department of Dermatology at The Warren Alpert Medical School of Brown University, reviews his research to uncover the biological basis for many of the co-morbidities associated with, and risk factors for, psoriasis. Through this clear and clinically oriented presentation, the common pathophysiological threads are elucidated with a focus on identifying preventive strategies and therapeutic targets for current and future treatments.

Dermatology News

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December 3, 2025

Disparities in Hidradentitis Suppurativa Clinical Trials: An Updated Review of ClinicalTrials.gov from 2020 to 2024

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Resolution of Lichen Simplex Chronicus With Nemolizumab: A Case Report

Case report: IL‑31 receptor blockade markedly reduced neuropathic pruritus and improved quality of life in a 52‑year‑old woman after standard therapies failed Scarring reflects replacement of normal dermis by fibroblast-driven,…
Journal of Drugs in Dermatology JDD featuring Dr. Jacob Beer in JDD Re:View, a discussion of JDD articles and specific topics. This article highlights navigating the New Dermatology Landscape: Billing, Virtual Care, and the Rise of DermTok.Featured ArticlesJDD Re:ViewLatest News
November 29, 2025

JDD Re:View With Dr. Beer

Navigating the New Dermatology Landscape: Billing, Virtual Care, and the Rise of DermTok In the past several years, managing and running a dermatology practice has changed drastically. These changes have…
Journal of Drugs in Dermatology JDD Article about Scar Wars: A Review of Topical Scar TherapiesFeatured ArticlesLatest NewsMedical Derm
November 29, 2025

Scar Wars: A Review of Topical Scar Therapies

Review places silicone and occlusion as first‑line topical therapy, with retinoids, pressure, corticosteroids and cannabinoids as situational tools amid limited high‑quality evidence Scarring reflects replacement of normal dermis by fibroblast-driven,…