2024–2025 Kansas tuberculosis outbreak

Starting in 2024, the U.S. state of Kansas experienced a sudden rise in cases of tuberculosis, with 68 active cases.^[1] 113 cases of tuberculosis were recorded in Kansas in 2024, compared to 51 in 2023.^[2] It is one of the largest tuberculosis outbreaks reported in the U.S. since surveillance for large outbreaks began in 2008.^[3]^[4]

The Kansas Department of Health and Environment has not publicly identified the source of the outbreak.^[1]

History

The first tuberculosis cases related to the outbreak were recorded in January 2024. Two deaths were linked to the outbreak in 2024.^[1] Containment efforts by local authorities began in summer 2024, with guidance from the CDC.^[1]

As of January 2025, 68 active cases and 88 latent cases (in which an individual tests positive, but does not show symptoms or transmit the bacteria) have been connected to the outbreak.^[1]

Impact

Kansas state officials have said that most cases have been located in Wyandotte County.^[1]

References

^ ^a ^b ^c ^d ^e ^f "Tuberculosis Outbreak | KDHE, KS". www.kdhe.ks.gov. Retrieved 2025-04-15.
^ "Kansas Tuberculosis (TB) Summary". Kansas Department of Health and Environment. March 2025.
^ Ross Johnson, Steven (January 28, 2025). "Kansas: TB Outbreak Is Largest in History. CDC: No It's Not". U.S. News and World Report. Retrieved April 15, 2025.
^ Raz, Kala M.; Talarico, Sarah; Althomsons, Sandy P.; Kammerer, J. Steve; Cowan, Lauren S.; Haddad, Maryam B.; McDaniel, Clinton J.; Wortham, Jonathan M.; France, Anne Marie; Powell, Krista M.; Posey, James E.; Silk, Benjamin J. (September 2022). "Molecular surveillance for large outbreaks of tuberculosis in the United States, 2014-2018". Tuberculosis (Edinburgh, Scotland). 136: 102232. doi:10.1016/j.tube.2022.102232. ISSN 1873-281X. PMC 9530005. PMID 35969928.

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[:0-1] ^ ^a ^b ^c ^d ^e ^f "Tuberculosis Outbreak | KDHE, KS". www.kdhe.ks.gov. Retrieved 2025-04-15.

[2] "Kansas Tuberculosis (TB) Summary". Kansas Department of Health and Environment. March 2025.

[3] Ross Johnson, Steven (January 28, 2025). "Kansas: TB Outbreak Is Largest in History. CDC: No It's Not". U.S. News and World Report. Retrieved April 15, 2025.

[4] Raz, Kala M.; Talarico, Sarah; Althomsons, Sandy P.; Kammerer, J. Steve; Cowan, Lauren S.; Haddad, Maryam B.; McDaniel, Clinton J.; Wortham, Jonathan M.; France, Anne Marie; Powell, Krista M.; Posey, James E.; Silk, Benjamin J. (September 2022). "Molecular surveillance for large outbreaks of tuberculosis in the United States, 2014-2018". Tuberculosis (Edinburgh, Scotland). 136: 102232. doi:10.1016/j.tube.2022.102232. ISSN 1873-281X. PMC 9530005. PMID 35969928.

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