Adenovirus Mild Respiratory Disease ...

Adenovirus Mild Respiratory Disease in Laying Hens

Adenovirus Mild Respiratory Disease in Laying Hens

 Observed Clinical Signs Happenings

Respiratory

  • Mild respiratory disease
  • Respiratory signs spread slowly

Adenovirus Mild Respiratory Disease in Laying Hens show, exhibit or manifest any of the following clinical signs happenings:

Observed Clinical Signs Happenings

NEVER

SOMETIMES

Egg drop

  •  

 

Mortality above the standard

  •  

 

Visibly sick birds

  •  

 

Flock behaviour activity change

  •  

 

Droppings abnormalities

  •  

 

Respiratory signs spread fast

  •  

 

Neurological Nervous abnormalities

  •  

 

Lameness or unusual movements, incoordination, ataxia

  •  

 

Eyes abnormalities

  •  

 

Head, Comb, Wattles, Face, Nostrils, Sinuses, Mount, Beak, Ear lobes, abnormalities (except eyes)

  •  

 

Body Parts (Neck, wings, breast, abdomen, shanks, legs, hocks, feet, joints, vent, and skin) abnormalities

  •  

 

Feathers abnormalities

  •  

 

Feed Consumption Changes

  •  

 

Diet or Feed Changes

  •  

 

Shell quality defects

  •  

 

Internal Egg defects

  •  

 

 

 

 
 
Causing Agents
Viral Disease. Virus Adenovirus. Subgroup I aviadenoviruses.
Affected Systems/Organs
Respiratory
Spread
Infected birds, contaminated objects (clothing, footwear, equipment)
Mainly Affects
It may predispose infected birds to have other respiratory complications
Solution
Good biosecurity and hygiene programs. Some vitamins and minerals may assist in alleviating respiratory symptoms.
Suggested Actions
  • Can be confirmed with clinical signs and gross lesions
  • Can be dealt with in house
  • Diagnosis should be confirmed with rapid assays and/or a certified laboratory

Impact on Egg quality

0

Impact on Liveability

0


Impact on Production

0

Overall Economic Impact

0



Y.M. Saif. 2008. Disease of Poultry. 12th Edition. page 259

David E. Swayne. 2013.  Diseases of Poultry 13th Edition. page 297

 

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