Chandipura virus (CHPV), initially thought to be an orphan virus, was later reported to cause sporadic cases of fever with arthralgia,¹ Reye’s syndrome,² and epidemic coma. Epidemic coma was reported as epidemic brain attack of childhood (EBAC) (supported by clinical features, normal CSF in all cases, neuroimaging, and response to treatment)^3–5 or Chandipura encephalitis (supported by virus isolation, identification by electron microscopy, immunofluorescence, and PCR).^6–9

CHPV is ubiquitous in the Indian sub-continent (at least since 1955),¹ Srilanka,¹⁰ …