Fatal Echovirus 18 Leukoencephalitis in a Child

Rare cases of leukoencephalitis have been reported in infants with documented enterovirus (EV) central nervous system (CNS) infections. A case of fatal encephalitis with white matter lesions caused by echovirus 18 is described, and it highlights the role of EV CNS infection as a potential cause of leukoencephalitis in infants.