Chronic wasting disease: a cervid prion infection looming to spillover

Table 1 Summary of CWD presentation in different cervid species.

Cervid species	Average age range clinical disease	Clinical signs	PrP^CWD in the brain	PrP^CWD in lymphoid tissues	References
Mule deer White-tailed deer	2.5–7.5 years	Poor body condition, altered postures, ataxia, odontoprisis, polydipsia, polyuria, drooling	Yes	Yes	[42, 54]
Elk	1.8–10.5 years	Poor body condition, nervoussness, hyperesthesia, ataxia	Yes	Yes	[84]
Elk	1.8–10.5 years	Poor body condition, nervoussness, hyperesthesia, ataxia	Yes	No	[83]
Reindeer	3–4 years	Poor body condition, recumbency, lethargy	Yes	Yes	[2]
Moose	9–16 years	Poor body condition, reduced fear of humans	Yes	No	[46]
Red deer (Minnesota)	22 months	Recumbency	Yes	Yes	[156]
Red deer (Norway)	16 years	No clinical signs observed	Yes	No	[47]

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