A Psittacosis Outbreak among English Office Workers with Little or No Contact with Birds, August 2015.

Introduction: On 14th August 2015 an office manager informed Public Health England of five employees known to have been diagnosed with pneumonia over the previous three weeks. We investigated to establish whether an outbreak occurred and to identify and control the source of infection.

Methods: We undertook case finding for self-reported pneumonia cases at local businesses (July-August 2015).