In medicine, the tests of screening are measurements or tracking that is make to a patient to establish if can suffer certain disease or not. For example, when the medical in a consultation is that the patient has the pressure blood slightly high, you ordered that during them eight days following go to a since of health so a nurse you measure the pressure blood in each day, it record and to them eight days you carry them results, with them in medical will know if the patient is hypertensive or not.
