How often is too commonly for a TB test?

my mom's work tested adjectives personnel for tuberculosis (TB) surrounded by May. They plan on conducting tests again contained by october, and again surrounded by february. I needed to know how recurrently a TB exam can be perform, and if 4 months is too short a interval between test. Can the trial be injurious or innacurate if done too commonly?

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Has anyone ever experienced slight memory loss after a car accident? If so is here anything that can help?


Answers:    some times in attendance ofcourse wrong positive but not due to repeated carrying out tests but a bit due to measel infection high-ranking risk populace who work contained by chest departmentshould do regulary no problem at adjectives
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