This diagnostic process makes use of a small quantity of radioactive tracer mixed with a stressor, both train or pharmacological, to judge blood movement to the center muscle. Specialised imaging then captures the distribution of the tracer, revealing areas of sufficient or lowered perfusion. For instance, a affected person experiencing chest ache would possibly endure this check to find out if the ache is because of coronary artery illness.
The process is efficacious for figuring out coronary artery illness, assessing the severity of blockages, and guiding remedy choices. Traditionally, such exams have performed a vital position in non-invasively evaluating cardiac perform, resulting in improved affected person outcomes by facilitating earlier and extra correct diagnoses. This permits for proactive administration and doubtlessly stopping extra severe cardiac occasions.