Urticaria - Dermatology
Urticaria - Dermatology
Urticaria - Dermatology
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Erythema Multiforme<br />
(EM)<br />
Erythema multiforme<br />
minor<br />
as in this case is<br />
also know as herpes simplex-associated<br />
simplex associated<br />
erythema<br />
multiforme<br />
(HAEM)<br />
Typically, the disease is self-limited self limited and<br />
recurrent during the spring and fall in young<br />
adults<br />
<br />
Seasonal variation is due to the fact that orolabial<br />
herpes is triggered by sunlight exposure. Therefore,<br />
sunlight triggers HSV which triggers EM.
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