Outbreak of macrolide-resistant mycoplasma pneumoniae in a primary school in Beijing, China in 2018.

Background: On 7th June, 2018, a primary school in Beijing, China notified Shunyi CDC of an outbreak of acute respiratory disease characterized by fever and cough among students and resulting in nine hospitalization cases during the preceding 2 weeks. We started an investigation to identify the etiologic agent, find additional cases, develop and implement control measures.

Methods: We defined probable cases as students, teachers and other staffs in the school developed fever (T ≥ 37.