Lichen planus & sclerosis Flashcards
1
Q
Lichen planus
A
- chronic inflammatory condition of unknown aetiology
- probably immune-mediated
2
Q
Features of lichen planus
A
- itchy, purple, papular rash
- palms, soles, genitalia, flexors
- Wickhams striae (white lines on surface rash)
- oral involvement ~50%
- nail involvement (thinning, ridging)
3
Q
Causes of lichenoid drug eruptions
A
- gold
- quinine
- thiazides
4
Q
Management of lichen planus
A
- potent topical steroids
- benzydamine mouthwash
- severe -> oral steroids, immunosuppression
5
Q
Lichen sclerosus
A
- inflammatory condition
- affects genitalia
- elderly females most common
- causes atrophy of epidermis -> white plaques
6
Q
Features of lichen sclerosis
A
- white patches that may scar
- itching is prominent
- results in pain during intercourse or urination
7
Q
Management of lichen sclerosis
A
- topical steroids and emollients
- follow up due to risk of vuvlal cancer
