Furthermore, there is a subset of linear IgA disease in adults that is clinically indistinguishable from dermatitis herpetiformis. Those cases do not respond to gluten-free diets, so immunofluorescent studies are warranted in cases such as this. Low power view of a biopsy of an early lesion. High power view of above. The inflammatory cells within the vesicle are PMN's.
Slight basophilia is seen in the partly necrotic dermal papilla.
High power view of a late lesion from the same patient. The large, round, dark cells are acantholytic keratinocytes. Click on your browser's 'Back' button to go to the previous page.