Stevens-Johnson syndrome (SJS), also called erythema multiforme major ... The diagnosis is made when the characteristic rash appears 1 to 3 weeks after exposure to a known stimulus and can ...

Thomas 3 classified them as "erythema exudativum multiforme," "major" and "minor." More recently Robinson 4 suggested that these groups of eruptions of undetermined etiology be classified as the ...

While a maculopapular rash is the most common manifestation, an urticarial, vesicular (varicelliform) or erythema multiforme may also occur, although less frequently. Later in the course of the ...