Fatal Case of Human B Virus Infection Manifesting With Hemorrhagic Encephalitis and Chorioretinitis.

Kandamby, Darshana Hewa; Leung, Ching-See; Sridhar, Siddharth; Tsang, Yat-Ming; Lee, Kin-Ping; Lo, Janice Yee-Chi; Chan, Jacky Man-Chun; Yip, Cyril Chik-Yan et al. · Clin Infect Dis · 2026

case_report · Level V

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Abstract

We report a fatal case of hemorrhagic encephalitis and chorioretinitis caused by B virus. There was witnessed prior injuries from bites and scratches by wild monkeys. The 420-bp gB gene sequence of B virus, detected from patient's CSF, clustered with those of rhesus macaques (Macaca mulatta) after phylogenetic analysis.

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