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Vitamin A acid in lichen planus.
Acta Dermato-Venereologica. Supplementum
|January 27, 1975
Summary
Topical Vitamin A acid (VAA) effectively treats lichen planus (L.p.) lesions with initial inflammation and scaling, followed by regression. However, this treatment does not reduce the recurrence rate of L.p.
Area of Science:
- Dermatology
- Dermatopathology
Background:
- Lichen planus (L.p.) is a chronic inflammatory condition affecting skin and mucous membranes.
- Topical treatments are crucial for managing L.p. lesions.
Purpose of the Study:
- To evaluate the efficacy of topical Vitamin A acid (VAA) in treating lichen planus (L.p.).
- To assess the therapeutic outcomes and recurrence rates associated with VAA treatment for L.p.
Main Methods:
- A cohort of 43 patients with L.p. received topical VAA (0.05% or 0.1% cream/solution) twice daily for up to 3 weeks.
- Treatment involved an initial VAA phase followed by steroid ointments, with occlusive dressings for hypertrophic cases.
- The therapy was applied to both cutaneous and mucosal L.p. lesions.
Main Results:
- A consistent local reaction was observed, including edematous swelling, scaling, and regression of L.p. lesions.
- Good therapeutic results were achieved in all treated cases, indicating lesion resolution.
- The study did not observe a reduction in the frequency of L.p. recurrences despite successful initial treatment.
Conclusions:
- Topical Vitamin A acid (VAA) demonstrates significant efficacy in managing active lichen planus (L.p.) lesions.
- While VAA effectively resolves existing L.p. manifestations, it does not prevent future occurrences of the condition.