Note: Please be aware the practice sessions for Physical Readiness Evaluation for Police (PREP) Test is a practice session for the the physical component of testing only. All PREP practice dates are subject to cancellation if there are not enough applicants registered to run it. ATS - Sunday, April 30, 2017 - Oakville, ON - FULL.
For these patients, there are two types of tuberculosis: the âopenâ or pulmonary-positive and âclosedâ or pulmonary-negative tuberculosis. In the case of open tuberculosis an inflammation developed inside the lungs that the immune system is not able to isolate, i.e., bring under control.
But some TB infections need to be treated for up to 2 years. Tuberculosis is either latent or active. 1  Latent TB means that you have the TB bacteria in your body, but your body's defenses (immune system) are keeping it from turning into active TB.2  Active TB means that the TB bacteria are growing and causing symptoms.ut some TB infections need to be treated for up to 2 years. Tuberculosis is either latent or active. 1  Latent TB means that you have the TB bacteria in your body, but your body's defenses (immune system) are keeping it from turning into active TB.