1. Newcastle disease
2. Infectious coryza
3. Chlamydiosis |
1. Sudden death without clinical signs
2. Variable in morbidity and mortality
3. Decline in feed, water consumption and egg production |
1. Variable depend on many factors
2. Mild to severe respiratory signs
3. Edema of head and face
4. Diarrhoea
5. Nervous disorder
6. Depress |
1. Tracheal swab
2. Cloacal swab, feces
3. Lung, Intestine, Spleen, Brain, Liver, Heart
4. Serum |
1. Virus isolation and demonstration of its virulence
2. Serological test (AGID, HI test) |