🔬 Discovery

Dengue haemorrhagic fever in Bangkok

Fiebre hemorrágica del dengue en Bangkok

Date
1954-1960 · confidence medium
Place
Bangkok, Thailand
Credited to
Hammon, Rudnick, Sather and Bangkok physicians
Field
Life & health

What was discovered

A 1958 epidemic in Bangkok of an illness with fever, bleeding and shock in children, associated with dengue virus rather than a new virus. It was identified as a severe form of dengue and the virus was isolated in Manila and Bangkok.

A similar disease had been described in Manila in 1953-54; viruses 2, 3 and 4 were isolated in 1956-58 (Hammon et al., Science, 1960). The cause by secondary infection was formulated later (Halstead).

What it led to

  • WHO definition of dengue haemorrhagic fever
  • studies of secondary infection and antibody-dependent enhancement
  • tetravalent dengue vaccines
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Made possible

Links

Sources✓ verified 2026-11-04