Chronic health problems such as cardiovascular disease, diabetes, obesity, cancer and kidney disease account for more than 75% of the nation's $2.7 trillion in annual spending for medical care, says Ursula Bauer of the Centers for Disease Control and Prevention.
He might need to have one while waiting for a TS clearance to go thru. They take from 1-4 months for the interim, the TS clearance could take from 1 month to 2 years from what I have seen. I had to wait 2 years for the final one to go thru. As I said I have also seen people get them really fast too.
Best practice indicates that a two-step tuberculin skin test (TST) involves two tests performed within one to four weeks of each other. The second test can be completed up to one year from the first test, provided there hasnât been an exposure to infectious tuberculosis (TB) disease during that time period.