Case Report: Rapid improvement with upadacitinib in a case of paradoxical skin lesions associated with SAPHO syndrome - Report - MDSpire

Case Report: Rapid improvement with upadacitinib in a case of paradoxical skin lesions associated with SAPHO syndrome

  • By

  • Jinwan Du

  • Yirou Gao

  • Shaohui Geng

  • Chen Li

  • Shike Shang

  • June 4, 2026

  • 0 min

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Clinical Report: Significant Recovery with Upadacitinib in SAPHO Syndrome

Overview

This report details a case of a 42-year-old man with SAPHO syndrome who experienced significant recovery of paradoxical skin lesions after switching from adalimumab to upadacitinib. The treatment led to rapid improvement in skin lesions and sustained control of musculoskeletal symptoms without adverse events.

Background

SAPHO syndrome is a rare autoinflammatory disorder characterized by osteoarticular and skin manifestations, presenting significant therapeutic challenges. Paradoxical skin lesions have been reported during treatment with TNF-α inhibitors, complicating management. Understanding alternative treatment options, such as Janus kinase inhibitors, is crucial.

Data Highlights

No numerical data or trial data presented in the article.

Key Findings

  • A 42-year-old man with SAPHO syndrome had chronic pain and skin lesions.
  • Conventional therapy with etoricoxib and methotrexate improved pain but not skin lesions.
  • Adalimumab treatment worsened the skin lesions after three months.
  • Switching to upadacitinib resulted in marked improvement of skin lesions and symptom relief.
  • No adverse events were reported during upadacitinib therapy.

Clinical Implications

This case presents a patient with SAPHO syndrome experiencing paradoxical skin lesions due to TNF-α inhibitors.

Conclusion

This case presents findings on the use of Janus kinase inhibitors in managing paradoxical skin lesions in SAPHO syndrome.

Related Resources & Content

  1. Frontiers in Immunology, 2026 -- Case Report: Sapho syndrome complicated by chest pain successfully treated with relocation
  2. Frontiers in Immunology, 2026 -- SAPHO syndrome with membranous nephropathy and analgesic-induced nephropathy: a case report
  3. Clinical Rheumatology, 2025 -- A Case Review of Takayasu Arteritis Associated with SAPHO Syndrome
  4. Frontiers in Medicine, 2026 -- Rapid Progression to Toxic Epidermal Necrolysis Following Switch of PD-1 Inhibitors: A Case Report
  5. Treatment of Synovitis, Acne, Pustulosis, Hyperstosis, and Osteitis Syndrome With Abrocitinib | Targeted and Immune Therapy | JAMA Dermatology
  6. Palmoplantar pustulosis: pathogenesis, differential diagnosis, and treatment - PMC
  7. Treatment of Synovitis, Acne, Pustulosis, Hyperstosis, and Osteitis Syndrome With Abrocitinib | Targeted and Immune Therapy | JAMA Dermatology | JAMA Network
  8. Palmoplantar pustulosis: pathogenesis, differential diagnosis, and treatment - PMC

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