The Mission of the Oregon Health Division Tuberculosis Program, in collaboration with partners at the community, national and international levels, is to facilitate in preventing, controlling and eventually eliminating TB from Oregon. Learn more about what we do in About TB .
Tuberculosis remains the leading infectious disease cause of death in the world today.
The low number of active TB cases is due in part to the tremendous effort of state and local public health personnel, and raises the possibility of considering a strategy for TB elimination in Oregon. Read more in our publications . TB is an airborne communicable disease caused by the bacteria Mycobacterium tuberculosis . Transmission may occur when an uninfected person breathes in droplet nuclei. Whether infection occurs depends upon the infectiousness of the person with TB, the environment in which exposure occurred, and the duration of exposure.