Reservoir Birds of many different types, especially parakeets, parrots, pigeons, waterfowl, seabirds, budgerigars, turkeys and ducks. Healthy birds may be carriers. Wild birds may be a source of infection. Period of Communicability Infected birds may shed the agent for a prolonged period. Susceptibility and Resistance Immunity following infection is incomplete and transitory.
Older adults have a more severe illness.
Control of Case Isolation is not necessary, but instruct patient to cough into disposable tissues. All discharges should be disinfected and terminal cleaning performed. The diagnosis in symptomatic contacts should be considered. The origin of suspected birds should be traced. The Department of Natural Resources and Energy should be informed.