A computer-generated image of tuberculosis bacteria, the pathogen infecting people at an Olathe high school. Health officials announced an active tuberculosis case at Olathe Northwest High School in ...

A few weeks ago, we wrote about a positive test for latent tuberculosis and treating that infection with antibiotics. On the heels of that column, we received some follow-up questions from readers.

Add Yahoo as a preferred source to see more of our stories on Google. Tuberculosis, or TB, is a disease that infects nearly 11 million people worldwide, killing some 1.25 million of them every year, ...

Public health officials said the new exposures are not linked to a separate investigation earlier in 2025 at the same school.

Although tuberculosis cases in California have risen and fallen in recent years, the overall statewide total has declined.

Tuberculosis, or TB, is a disease that infects nearly 11 million people worldwide, killing some 1.25 million of them every year, per data from the World Health Organization. A person infected with the ...