Roseola
Overview
Exanthem
An exanthem is a widespread rash usually occurring in children. Exanthems can be caused by toxins or drugs, microorganisms, or can result from autoimmune disease.It can be contrasted with an enanthem.-Types:...
) and (confusingly) baby measles, or three-day fever, is a disease of children, generally under two years old, although it has been known to occur in eighteen year olds, whose manifestations are usually limited to a transient rash ("exanthem
Exanthem
An exanthem is a widespread rash usually occurring in children. Exanthems can be caused by toxins or drugs, microorganisms, or can result from autoimmune disease.It can be contrasted with an enanthem.-Types:...
") that occurs following a fever of about three day's duration.
It is frequently called roseola, although this term could be applied to any rose-colored rash.
Until recently, its origin was unknown, but it is now known to be caused by two human herpesviruses, HHV-6 (Human herpesvirus 6) and HHV-7, which are sometimes referred to collectively as Roseolovirus
Roseolovirus
Roseolovirus refers to both Human herpesvirus 6 and Human herpesvirus 7, both members of the Betaherpesviridae subfamily of herpesvirus. They can both cause the childhood disease of roseola.-External links:* , New York Times* *...
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