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Tuberculosis (TB) is a disease caused by germs spread from person to person through the air. To read more about TB please view our About Tuberculosis page.
The TB clinic is open from 8:30 a.m. to 5 p.m., Monday through Friday excluding holidays; with evening hours on Tuesdays, from 5 p.m. to 8 p.m. All TB Control Program services are provided by appointment only. An appointment can be made by calling 301-583-3110 (TTY/STS Dial 711 for Maryland Relay).