Lymphomatoid Papulosis (LyP) is a rare disorder characterized by a self-healing eruption of papules and small nodules with histopathologic features mimicking a cutaneous T-cell lymphoma CD 30+. We report a 15-year-old girl with CD8+ T-cells, an unusual phenotype in this disease. The clinical and pathological differential diagnoses are discussed.

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[Cutaneous T-cell lymphomas].

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November 2024

Service de dermatologie et oncologie cutanée, centre hospitalier Estaing, CHU de Clermont-Ferrand, université Clermont-Auvergne, place Lucie-Aubrac, 63000 Clermont-Ferrand, France. Electronic address:

Article Synopsis
  • Primitive cutaneous T-cell lymphomas are skin-specific lymphomas, distinct from systemic lymphomas affecting the skin.
  • The most common types include mycosis fungoides, CD30+ lymphoproliferations, and erythrodermic T-cell lymphomas, with several rarer forms also identified.
  • Diagnosis relies on clinical skin exams and biopsies, enhanced by molecular genetics, while treatments are categorized into five main types, including skin therapies and immunotherapies.
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