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.
New Blood Test May Detect Traumatic Brain Injury. A new quick blood test may be able to diagnose traumatic brain injury (TBI) and even determine its severity, according to a new study published in the Journal of Neurotrauma. The test could help determine the best type of treatment for each TBI patient. Millions of Americans develop TBIs each year.