Lichen Planus Flashcards
1
Q
What is the rash of lichen planus like?
A
Intensely itchy rash composed of multiple flat-topped violaceous papules
2
Q
Where does lichen planus commonly affect?
A
Volar forearms
Shins
Ankles
3
Q
What sign of lichen planus can be seen in the mouth?
A
Wickham striae (white, lace-like patterns in buccal mucosa)
4
Q
What are the histological features of lichen planus?
A
Hypergranulosis (thickening of granular layer)
Irregular saw-tooth epidermis (not wavy)
Inflammatory cell below basal layer
5
Q
What is the management of lichen planus?
A
Self limiting condition over 12-18 months
Treat symptomatically with topical steroids/oral steroids if extensive
