Medical Dictionary
roseola infantum
noun roseola in·fan·tum \-in-ˈfant-əm\
Medical Definition of ROSEOLA INFANTUM
: a mild virus disease of infants and children that is characterized by fever lasting three days followed by an eruption of rose-colored spots and is caused by a herpesvirus (species Human herpesvirus 6 of the genus Roseolovirus)—called also exanthema subitum, exanthem subitum
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