A 21/2-year-old white girl developed an unusually delayed and prolonged toxic erythema and urticaria following the administration of live, attenuated measles virus vaccine. The significance of an associated IgA abnormality in relation to her symptoms is not clear.
Zwemer R, Hodge S, Owen LG, Fliegelman MT. Persistent Toxic Erythema and Chronic UrticariaPossible Association With the Use of Measles Virus Vaccine. Arch Dermatol. 1971;104(4):390-392. doi:10.1001/archderm.1971.04000220048009