Infections due to Chlamydia psittaci

**Definition:** Any condition caused by an infection with the gram-negative bacteria Chlamydia psittaci. These conditions are characterised by variable clinical presentations such as fever, cough, headaches, chills, fatigue, nausea, vomiting, diarrhoea, or pneumonia. Transmission is commonly by inhalation of aerosol contaminated with body fluids from infected birds, or direct contact with infected birds. Confirmation is by identification of Chlamydia psittaci.

**Inclusions:** - ornithosis - parrot fever - psittacosis