Avian Malaria in Thailand I. An outbreak of Avian Malaria in broiler chickens, prevention and treatment
1996
Chaisiri Mahantachaisakul | Piyanoot Prasitirat | Tasanee Chompoochan (National Inst. of Animal Health, Bangkok (Thailand). Epidemiology Section)
During August to October 1995, an outbreak of avian malaria in broiler chickens has been found in Bangkok, Nakhonnayok and Chachoengsao Provinces. The broilers, 18-68 days old showed clinical signs: greenish feces, depression, loss of appetite, weakness of legs, abnormal respiration, severe anemia, ascites, subcutaneous edema and death. Plasmodium gallinaceum has been confirmed in the laboratory as a primary cause of disease. The morbidity rate and mortality rate were 24.19 and 19.22 percent respectively. Treatment of the infected flock was performed by using chloroquine 10 mg/kg body weight in drinking water at the first day and 5 mg/kg (body wt) for 4 days period. For prevention chloroquine in drinking water was recommended for 3 days period at the dosage 5 mg/kg (body wt).
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