Definition of Erythema multiforme
1. Noun. A red rash caused by hypersensitivity to a drug or disease or other allergen.
Medical Definition of Erythema multiforme
1.
A rash that results from an allergic response, most often secondary to a drug. The rash is described as pink-red macules (flat), that may have clear centres (iris lesions) or appear as a dusky violet colour.
Erythema multiforme most often results from reactions to sulpha drugs, penicillin's, phenytoin, barbiturates, phenolphthalein and carbamazepine. In some cases, erythema multiforme can result secondary to a Herpes simplex infection or Mycoplasma infection.
(27 Sep 1997)
Lexicographical Neighbors of Erythema Multiforme
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