Dermatitis herpetiformis Flashcards
1
Q
what Is it?
A
an autoimmune blistering skin disorder associated with coeliac disease.
2
Q
what is it associated with
A
coeliacs
3
Q
cause
A
deposition of IgA in the dermis.
4
Q
features
A
itchy, vesicular skin lesions on the extensor surfaces (e.g. elbows, knees, buttocks)
5
Q
diagnosis
A
skin biopsy: direct immunofluorescence shows deposition of IgA in a granular pattern in the upper dermis
6
Q
management
A
gluten-free diet
dapsone
