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[Psoriasis today]
1Service de Dermatologie-Phlébologie, Hôpital Saint-Eloi, Montpellier.
Presse Medicale (Paris, France : 1983)
|July 12, 1997
Summary
Psoriasis is a proliferative skin disease impacting keratinocyte differentiation, with unknown pathogenesis. Research is ongoing into its genetic basis and effective treatments like vitamin D and phototherapy.
Area of Science:
- Dermatology
- Cell Biology
- Immunology
Context:
- Psoriasis is a complex genodermatosis characterized by epidermal proliferation and impaired keratinocyte differentiation.
- The exact pathogenesis of psoriasis remains largely unknown, with hypotheses involving intrinsic keratinocyte alterations or immune system dysregulation.
- Environmental factors are known to trigger or exacerbate psoriasis in genetically predisposed individuals.
Purpose:
- To explore the underlying pathogenesis of psoriasis.
- To investigate the genetic factors and chromosomal localization involved in psoriasis.
- To review current and emerging therapeutic strategies for psoriasis management.
Summary:
- Psoriasis involves disordered keratinocyte differentiation and epidermal proliferation, with potential roles for intrinsic cellular changes or immune system involvement.
- Genetic studies are underway to identify specific genes and their chromosomal locations contributing to psoriasis.
- Current treatments include vitamin D analogues and narrow-band UVB phototherapy for extensive disease, while methotrexate, retinoids, and cyclosporine are used for severe cases, albeit with potential side effects.
Impact:
- Understanding psoriasis pathogenesis is crucial for developing targeted therapies.
- Identifying genetic markers may lead to personalized treatment approaches.
- Advances in treatment, including vitamin D and phototherapy, offer improved management options for psoriasis patients.