Blisters on the skin (part of the dermatitis herpetiformis version of celiac disease) are an inflammatory result due to a deposition of anti-tTG antibodies in the skin. In fact, recent studies have demonstrated that IgA antibodies against epidermal transglutaminase 3 play an important role in the pathogenesis of dermatitis herpetiformis. See Nakajima K. Recent advances… Read more »
(Updated .)Keyword: blisters
I’ve had rash patches on my left forearm that itch and burn, but didn’t have the blisters. Could it be dermatitis herpetiformis (DH) even though I don’t have the blisters?
Only a skin biopsy can answer this question.
(Updated .)What’s the sequence of events when gluten is consumed for someone with dermatitis herpetiformis?
A person with dermatitis herpetiformis typically breaks out in blisters within hours, though sometimes within 24-48 hours, of ingesting gluten. The elbows, knees, buttocks, scalp and forehead are common areas where breakouts occur.
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