AspergillosisAspergillosis (brooder pneumonia) has its name because the disease results in pneumonia in young chicks, which are reared under brooders. Occurs everywhere poultry are reared.
Species affected: All.
Age affected: Mainly seen in young birds.
Causes: Aspergillus fumigatus, A. flavus, and A. niger.
Effects: manly respiratory system, but fungi can spread to other parts of the body. Signs include respiratory distress (dyspnea and gasping), central nervous dysfunction (tremors, ataxia, and torticollis), somnolence (sleepy), inappetence, and emaciation (very thin).