The Battle of Cold Harbor was a major defeat for the Union. The North suffered about 13,000 total casualties to the South's approximately 2,500. Morale was low; the troops were tired. Even Grant seemed depressed.
QuantiFERON-TB Blood Test. QuantiFERON-TB Blood Test. The QuantiFERON-TB Blood Test is used to aid in the diagnosis of both latent and active infections with the bacteria that causes Tuberculosis (TB). This test is one of only 2 blood tests for TB approved by the FDA. Tuberculosis is a bacterial disease that typically affects the lungs.
What kind of results do you get with the QuantiFERONÂ®-TB Gold test? Most times, the QuantiFERONÂ®-TB Gold test gives a positive or negative result. The positive result means you are infected with TB, and the negative result usually means you are not infected with TB. Sometimes, the result will not be either positive or negative.