Avian Infectious Bronchitis Flashcards

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<FlashCard questions="6"> |q1= What type of virus causes Avian Infectious Bronchitis? |a1=

  • Coronavirus

|l1=Coronaviridae |q2= What other systems can AIB affect (other than respiratory?) |a2=

  • Urinary
  • Reproductive

|l2= Avian Infectious Bronchitis |q3= What species and age of bird is most commonly affected? |a3=

  • Chickens
  • Chicks

|l3=Avian Infectious Bronchitis#Signalment |q4= Mortality is most common following which common secondary infections? |a4=

  • Escherichia coli
  • Mycoplasma spp.

|l4=Avian Infectious Bronchitis#Clinical Signs |q5=What are the most clinical signs in chickens with AIB? |a5=

  • Reduced egg production
  • Reduced weight gain
  • Sneezing
  • Coughing
  • Dyspnoea and open mouth breathing

|l5= Avian Infectious Bronchitis#Clinical Signs |q6= What samples can AIB virus be isolated from? Which are best taken after the acute phase of disease has passed? |a6=

  • Eggs
  • Tracheal swabs
  • Tracheal/lung biopsies
  • Caecal tonsils biopsy
  • Cloacal swabs
  • Caecal tonsils and cloacal swabs are best used if more than one week after infection, after the acue phase is over.

|l6=Avian Infectious Bronchitis#Diagnosis |q7 = What is an important consideration when using killed vaccines for AIB? |a7 = They will be ineffective unless primed with a live vaccine first. |l7= Avian Infectious Bronchitis#Control