Kuru
'Laughing death' of the Fore people of Papua New Guinea, spread through funeral cannibalism. Progressive cerebellar ataxia and tremor.
Key facts
| Cause | Prion |
|---|---|
| Spread | Ritual cannibalism |
| Incubation | 1640–18250 days |
| Vaccine | No |
| Treatment | No available cure after symptoms appear |
Did you know?
Mortuary feasts stopped in the late 1950s, but cases kept appearing for nearly 50 years, and the last patients died in the 2000s. This gave the longest human prion incubation periods ever documented and showed that prion diseases can stay silent for half a century.
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