Erythema multiforme major

Erythema multiforme major

Definition

A severe, sometimes life-threatening, form of erythema multiforme. It is considered to be a hypersensitivity skin reaction triggered by a variety of stimuli, including infections and medication. It is characterized by raised, edematous papules in the extremities; involvement of one or more mucous membranes; and epidermal detachment involving less than ten percent of the total body surface area.

Also known as erythema exsudativum multiforme majus, erythema multiforme majus — per MONDO

Also identified as

Affected Organs

Organ Involvement Source
Integumental system Disease Has Associated Anatomic Site NCIT · CC BY 4.0
Skin of body Disease Has Primary Anatomic Site NCIT · CC BY 4.0