MacArthur High TB Exposure Prompts Targeted Student Testing
TL;DR Summary
Dallas County and the Texas Department of State Health Services are investigating a possible tuberculosis exposure at MacArthur High School in Irving. As a precaution, TB testing is advised for returning 10th–12th graders who attended the school during the 2025–2026 year; 9th graders, new students, or those already tested are not required to retest. Officials say the overall risk to the public is low and emphasize that latent TB can cause no symptoms, but testing helps identify and treat any cases.
- Possible tuberculosis exposure at North Texas high school NBC 5 Dallas-Fort Worth
- Irving ISD high school investigated for possible tuberculosis exposure FOX 4 News Dallas-Fort Worth
- Dallas County probes possible TB exposure at Irving high school Audacy
- Irving ISD Recommends Tuberculosis Testing After Possible Exposure At MacArthur High WBAP
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