San Diego County’s Tuberculosis Prevention and Care Program Tuesday announced a possible exposure to tuberculosis for students and staff at Innovation High School in Chula Vista.

The county is working with the school to notify any people potentially exposed to the disease from June 1 to Sept. 4 of this year. Those at highest risk of infection have already been notified. No-cost TB screening is being arranged for students and staff who are at increased risk of infection.

Tuberculosis is an airborne disease spread through the inhalation of bacteria from an infected person. County health officials said individuals in congregate settings such as schools are at higher risk of exposure.

“Symptoms of active TB include persistent cough, fever, night sweats and unexplained weight loss,” said Dr.

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