Lichen Planus

Lichen Planus

Overview

A chronic inflammatory condition of the skin and mucous membranes characterized by distinctive violaceous papules with a reticular pattern. Lichen planus involves a T-cell mediated immune response and can persist for years despite treatment. The condition has cutaneous, oral, and other mucosal variants.

Key Symptoms

• Violaceous, flat-topped papules with shiny surface
• Wickham striae (white reticular lines) on lesion surface
• Intense pruritus, especially in evening
• White, lacy patches in oral lichen planus
• Painful erosions in mucosal variants
• Photodistributed lesions on exposed areas

Affected Areas

Wrists and forearms, Shins, Oral mucosa, Genitals, Lower back, Nails

Care Instructions

1. Apply potent topical corticosteroids to affected areas twice daily.
2. Use oral topical corticosteroids or rinses for oral involvement.
3. Avoid spicy foods, alcohol, and tobacco if oral mucosa affected.
4. Minimize sun exposure on affected skin areas.
5. Consider systemic corticosteroids or retinoids for severe cases.
6. Maintain good oral hygiene and regular dental follow-up for oral lichen planus.

Medical Disclaimer: This information is for educational purposes only and does not replace professional medical advice. Always consult a qualified dermatologist for diagnosis and treatment.

Prevalence: Occurs in approximately 1–2% of the population, with peak incidence in adults aged 40–60