PQS - Orthohepevirus + Astrovirus Flashcards
The avian hepatitis E is a zoonotic disease
T
The avian hepatitis E causes drop in egg production
T
Hepatitis E virus causes characteristic clinical symptoms in swine.
F
Absent clinical signs, clinical signs in humans only
The Orthohepevirus A can be zoonotic
T
The orthohepevirus A causes clinical symptoms only in human
T
Avian nephritis is caused by astroviruses
T
The mortality of avian nephritis is 50-60%
F
Avian nephritis replicates in the gut
T
Broilers are regularly vaccinated against avian nephritis virus
F
There is no vaccine
Urate deposition is a postmortem lesion of avian nephritis
T
Clinical signs of avian nephritis can be seen in the first four weeks of life
T
Avian nephritis virus usually causes diseases in chickens of 1-3 weeks of age
T
1-4 weeks of age
Avian nephritis is more frequent in waterfowl than in chicken
F
Only present in chickens
Avian nephritis virus caused by a picornavirus
F
Belongs to astrovirus, which USED to be a picornavirus, but not anymore
Only chickens are susceptible to avian nephritis virus
T
