Psittacosis spread among humans in rare outbreak

A 73-year-old man, likely infected through contact with wild birds, developed pneumonia and was found positive for Chlamydia psittaci. He died in hospital.

Investigation suggested the man transmitted the infection to 10 other people: a doctor, six nurses, two family members and an 89-year-old patient with whom he had shared a hospital room, the researchers said.

Only one other proven case of C. psittaci transmission among people has been described, a Scottish outbreak in 2012 in which the primary case infected