189 hospitalized in Russia's Irkutsk region after suspected plague death

October 2, 2026 at 05:39 PM2 min

This digest was compiled by AI from multiple sources — links to the originals are below.

Nearly 200 people were hospitalized in Russia's Irkutsk region after contact with a woman who died of suspected pneumonic plague. The 27-year-old employee of the Anti-Plague Institute died on October 1, two days after being admitted with pneumonia symptoms. Authorities quarantined the hospital and placed all identified contacts under medical observation.

Key Facts

189 people were hospitalized in Irkutsk region after contact with a woman who died of suspected plague.
The deceased was a 27-year-old employee of the Anti-Plague Institute, admitted on September 29 and died on October 1.
12 of the hospitalized were sent to the Plague Institute for observation.
Governor Igor Kobzev and Rospotrebnadzor head Anna Popova held an emergency meeting of the Sanitary and Anti-Epidemic Commission.
The last human plague case in Russia was in 2016 in Altai region, involving a 10-year-old boy who survived.

Hospitalizations and Quarantine

189 people were hospitalized in Irkutsk region after contact with a woman who died of suspected plague. Some were admitted to two hospitals, while 12 others were sent to the Plague Institute for observation. The hospital in Shelekhov was placed under quarantine and its staff quarantined after the woman's death. Authorities are identifying people who had recent contact with those hospitalized.

The Deceased and Investigation

The victim was a 27-year-old employee of the Anti-Plague Institute, according to Mash. She was admitted to Shelekhov Hospital on September 29 with pneumonia symptoms and placed on a ventilator. She died two days later, on October 1. One theory is she returned from a work trip to Buryatia, where a natural plague focus was recorded near the Mongolian border. Another theory suggests she accidentally broke a test tube containing plague bacteria in the laboratory.

Official Response and Context

Governor Igor Kobzev and Rospotrebnadzor head Anna Popova held an emergency meeting of the Sanitary and Anti-Epidemic Commission. Kobzev said all identified close contacts are under medical observation and show no signs of illness, with negative lab tests. Authorities have not officially disclosed the specific diagnosis. The last human plague case in Russia was in 2016 in Altai region, involving a 10-year-old boy who survived after handling a marmot carcass. Mongolia identified 137 natural plague foci in 17 regions in 2023, including areas near the Russian border.