Stephanopoulos joins Roberts, who's been a co-anchor of ABC's Good Morning America since 2005. When not traveling around the country or the world covering breaking news events, Roberts is at GMA's studio in Times Square conducting interviews with a diverse group of newsmakers.
Tuberculosis, MTB, or TB (short for tubercle bacillus), in the past also called phthisis, phthisis pulmonalis, or consumption, is a widespread, infectious disease caused by various strains of mycobacteria, usually Mycobacterium tuberculosis.
Choosing a TB Test. Choosing which TB test to use should be done by the personâs health care provider. Factors in selecting which test to use include the reason for testing, test availability, and cost. Generally, it is not recommended to test a person with both a TST and an IGRA.esting for TB in People with a BCG. People who have had a previous BCG shot may receive a TST. In some people, the BCG shot may cause a positive TST when they are not infected with TB bacteria. If a TST is positive, additional tests are needed.