Starting in 2024, the U.S. state of Kansas experienced a sudden rise in cases of tuberculosis, with 67 active cases. [1] 109 cases of tuberculosis were recorded in Kansas in 2024, compared to 51 in 2023. [2] It is the largest tuberculosis outbreak in the U.S. since documentation began in the 1950s. [3] [4]
The Kansas Department of Health and Environment has not publicly identified the source of the outbreak. [5]
The first tuberculosis cases related to the outbreak were recorded in January 2024. Two deaths were linked to the outbreak in 2024. [5] Containment efforts by local authorities began in summer 2024, with guidance from the CDC. [4]
As of January 2025, 67 active cases and 79 latent cases (in which an individual tests positive, but does not show symptoms or transmit the bacteria) have been connected to the outbreak. [5]
Kansas state officials have said that most cases have been located in Wyandotte County. [2]
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