Acute Enterovirus Encephalitis as a Cause for Isolated Visual andAuditory Hallucinations in a 22-Year-Old Patient

Viral encephalitis often presents with severe illness, headache, fever, behavioral changes, altered level of consciousness, and focalneurologic deficits. One of the most feared kind of virus encephalitis is herpes simplex encephalitis; however, other central virusinfections are also capable of presenting with psychiatric symptoms. Here, we report the case of a 22-year-old woman withfirsttime visual and auditory hallucinations due to an acute enterovirus encephalitis with no cerebrospinalfluid abnormalities but apositive PCR result for enterovirus (ECHO). During treatment, the symptoms deteriorated, and she hat to be shifted to thesheltered ward because of imperative suicidal auditory hallucinations. Under treatment with risperidone and olanzapine,symptoms suddenly stopped and did not reoccur under subsequent reduction of the antipsychotic medication.