6 Forensic epidemilogy what killed the wampanoag
Terms in this set (8)
1 Native to the North-eastern United States and South-western Canada
2 Estimated strength 21-24,000
3 Included the Patuxet tribe
4 Suffered devastating epidemic of unknown disease 1616-1619
5 Estimated losses ~90% Patuxet wiped out
1 They [the Indians] are astonished and often complain that since the French mingle and carry on trade with them, they are dying fast and the population is thinning out".
2 "Three plagues in three years successively neere two hundred miles along the coast"
Fever, Headache, Epitaxis, Jaundice, Skin lesions,
Bubonic plague, Yellow fever, typhus, typhoid fever,
Trichinosis, cerebrospinal meningitis, infectious hepatitis B virus and hepatitis D virus.
1 Significant global zoonotic disease
2 Aetiological agent; Antigenically distinct serovars of the spirochetal bacterium Leptospira interrogans
3 Can persist in wildlife reservoirs and contaminate the environment
4 Shed in urine
5 Also spread via venereal routes, placental transfer, bites and consumption of infected meat.
6 Host can shed bacteria for up to 4 years after infection
1 Causes hepatic and renal failure
3 Acute haemorrhagic diathesis
4 Icterus (jaundice)
5 Uremia (level of nitrogenous waste in blood)
6 Neurological signs (result of uremia)
7 Pyrexia (fever)
why was this
1 European settlers not affected by these plagues (natives must do something different - environmental factor)
2 Symptoms match
3 Epidemics coincided with introduction of peridomicillary rodents (the black rat Rattus rattus)
4 Climatic conditions favoured persistence of Liptospira in the environment (Dendrochronology)
Life cycle of the virus
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