Chicken Anemia Agent (CAA) to attack all ages, sensitivity to infections decreased at 2-3 weeks of age. CAA infection accompanied with Marek's attack, Reovirus and IBD will result in increased morbidity and mortality due to reliability weak body against disease. The disease is caused by a virus family that has Cirrcoviridae DNA genome.Symptoms Disease
Yam died suddenly (acute). CAA infection in young chickens causes stunted growth. During produkksi causes rapid production decline. Anokreksia, depression, lethargy and drowsiness (letargic). Comb and wattle pale, anemia. Are sometimes found in the muscle ganggrenous dermatitis which then ended with necrosis. On the wings of bleeding and turned blue and a thick discharge. On a mild infection, found no clinical symptoms. Death can be up to 60%, but generally 10-20%.
Carcasses found on the reduction of surgical thymus, spleen and bursal Fabricius. pale bone marrow and fat. Bleeding in the muscle under the skin. Sometimes found dermatitis and an enlarged liver. Damage to organs and haemopoetik CAA lymphopoetik that can inhibit the formation of immunity (immuno suppressif) that can cause failure of vaccination.
Disease Transmission
Vertically from the ill parent and horizontally from chicken to chicken ill health.
Disease Control
1. Prevention. CAA vaccination in both the active vaccine or an inactive vaccine to raise the parent antibody for egg production so that the DOC has produced high maternal antibodies.
2. Treatment. There is no cure for this disease. Providing vitamins and antibiotics to prevent secondary infection.
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