Under the Microscope: A Closer Look at CDC’s Tuberculosis Laboratory

CDC’s Molecular Detection of Drug Resistance Service:
Rapid Test Results for Real-Time Patient Care

Whole Genome Sequencing (WGS) –
New Lab Technology Helps Fight an Old Disease

Updated Recommendations for Tuberculosis TB –
Screening, Testing, & Treatment

Take on Tuberculosis (TB)


Reported Tuberculosis in the United States, 2022
Centers for Disease Control and Prevention
National Center for HIV, Viral Hepatitis, STD, and TB Prevention

Tuberculosis (TB) Disease: Only the Tip of the Iceberg

Tuberculosis (TB) Disease: Only the Tip of the Iceberg

  • There are two types of TB conditions: TB disease and latent TB infection.
  • People with TB disease are sick from active TB germs. They usually have symptoms and may spread TB germs to others.
  • People with latent TB infection do not feel sick, do not have symptoms, and cannot spread TB germs to others. But, if their TB germs become active, they can develop TB disease.
  • Millions of people in the U.S. have latent TB infection. Without treatment, they are at risk for developing TB disease.
  • To learn more about TB, visit