Officials said the patients came from a remote part of Inner Mongolia in Northern China.
In 2017, an unprecedented pneumonic plague outbreak hit Madagascar, mainly affecting the capital Antananarivo and the port city of Toamasina.
Although vaccines for the plague have been tried for decades, they have given only transient protection, and can’t protect against all forms of the plague, such as pneumonic plague.
In December 2017, a dog that had pneumonic plague was brought to a veterinary teaching hospital in northern Colorado. Several factors, including signalment, season, imaging, and laboratory findings, contributed to delayed diagnosis and resulted in potential exposure of >116 persons and 46 concurrently hospitalized animals to Yersinia pestis.
A deadly form of plague has broken out on Uganda's border with Democratic Republic of Congo and several people are thought to have died of the disease, the World Health Organization (WHO) said on Monday, March 11.
Since August 2018, Madagascar health officials have reported 105 human plague cases. Ninety-one cases were identified as bubonic plague, while 14 were pneumonic plague.
A 42-year-old man died on July 6 from septicemic plague; which later became complicated with a pneumonic plague.
The World Health Organization (WHO) reports that number of fatalities, in the Madagascar plague outbreak, has reached more than 200 through November 22.
Nigerian health officials have confirmed four more monkeypox cases, bringing the total number of confirmed cases to 42.
Treatment centers increased staff, while health workers tracked down about 7,000 people who had interacted with confirmed and suspected plague patients.