13.03.01 Dermatology clinic

Lichen planus

• • Unknown aetiology

    • Response to chemo / drugs?

  • Clinical features: 6 Ps

    • Pruritic

    • Planar

    • Purple

    • Polygonal

    • Papules

    • Plaques

  • Saw lady with it in her nails

    • Pterygium - Big vertical ridge

    • Dry / cracked / thin nails

    • Had been on chemo for Ca breast

    • Very hard to treat in nails

  • Check the mouth - other common site

  • Management

    • Topical steroids

    • Acitretin

    • PUVA

    • Immunosuppresssion

Roacutane

• • Side effects

    • Dry eyes

    • Cracked lips

  • Checks

    • LFTs + cholesterol (can raise)

    • Before and one month in