View source for Dermatitis herpetiformis

<section begin="dermatology" />* In young adults
* Risk factors
** Coeliac disease
** Iodide sensitivity
** HLA-DR3
** HLA-DQ2
* Pathomechanism
** Tissue transglutaminase and epidermal transglutaminase antibodies
* Clinical features
** Chronic, recurrent
** Tense, grouped, subepidermal vesicles
*** Herpetiform appearance, hence the name
** Intensely pruritic
** Bilateral, symmetrical distribution
*** Elbows, knees
** No mucosal involvement
* Diagnosis
** Coeliac antibodies
** Histology and immunofluorescence
* Treatment
** Dapsone
** Gluten-free diet<section end="dermatology" />

[[Category:Dermatology]]