Overview
- A 28-year-old technician at the Irkutsk Anti-Plague Institute died of severe pneumonia, and authorities say she passed away on October 2 after being hospitalized with a rapidly progressing lung infection.
- Russian public health teams traced about 200 people who had contact with the worker and placed them under medical observation to prevent possible person-to-person spread.
- Rospotrebnadzor and the WHO report that laboratory tests to date have not detected Yersinia pestis and no secondary plague cases have been confirmed among contacts.
- Independent Russian outlets reported an unverified account that a laboratory tube containing plague material was broken, and officials have not confirmed that version.
- The WHO has asked Russia for official notification under the International Health Regulations, U.S. officials have offered help and pressed for transparency, and experts note pneumonic plague can be rapidly fatal but is treatable with prompt antibiotics.