| INFECTIOUS LARYNGOTRACHEITIS |
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Causative Agent: Herpesviridae |
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Transmission: 1. Direct contact from acutely in fected birds. 2. Mechanical transmission through contaminated equipment and litter. |
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Incubation Period: 1 to 2 weeks |
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Morbidity: 90 to 100%. |
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Age Group affected: 5 to 16 weeks oid. |
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Signs: 1. Nasal duscharge. 2. Moist rales 3. Coughing and gasping. 4. Dyspnea and expectoration of blood-stained mucus. 5. Reduced egg production. 6. Watery eyes. 7. Swelling of infra-orbital sinuses. |
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Gross Lesions: 1. Trachea - mucouid inflammation of tissues to degeneration of mucosa. - hemorrhagic. 2. Larynx - presence of diptheric lesions. |
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Diagnosis: 1. Clinical signs. 2. Gross lesions. |
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Differential Diagnosis: 1. Fowl Pox 2. Infectious Bronchitis. 3. Mycotoxicosis. |
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Prevention: 1. Avoid mixing vaccinated or recovered birds with susceptible ones. 2. Vaccination. |
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Control: Vaccination in the presence of an initial outbreak may shorten the course of the disease. |
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Recommended Supportive Medication: None. |
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