Definitions for "Thallium stress test"
an exercise stress test that is performed
a nuclear study in which a radioactive substance is injected into your bloodstream to show how blood flows through your arteries
A specialized kind of exercise stress test which is done after the patient receives a injection of a harmless radioactive substance (thallium) into the bloodstream. Its purpose is to show how well blood flows to the heart muscle during exercise. The source of exercise can be either a treadmill or a stationary bicycle.