Avian Tuberculosis

Avian tuberculosis is a chronic contagious disease of poultry characterized by progressive emaciation, unthriftiness, decreased egg production, and granulomatous lesions in multiple organs.

Clinical signs

Bird species

Clinical Signs

General Systemic Signs

Dehydration Lameness Specific Emaciation Pale Comb Unthriftiness Good Appetite Specific Breast Muscle Atrophy Specific Prominent Keel Bone Specific Shrunken Comb Facial Pallor Persistent Diarrhea Soiled Tail Feathers Granulomatous Hepatic Nodules Pathognomonic Granulomatous Splenic Nodules Pathognomonic Granulomatous Renal Nodules Specific Intestinal Granulomas Specific Ruptured Granulomas Specific Ascites Bone Marrow Granulomas Specific

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Affected species

Turkey Susceptibility: moderate

Chicken Primary host Susceptibility: high

Duck Susceptibility: moderate

Associated Microorganisms

No information available.