thallium stress test


Also found in: Acronyms.

thallium stress test

Pharmacologic stress imaging Cardiology A myocardial perfusion technique in which the radionuclide thallium-201–201Tl, is injected as a diagnostic adjunct to cardiac stress tests, to detect regional ischemia or infarction; TST is an increasingly popular alternative to the exercise stress test–EST; it is used to evaluate Pts with CAD who cannot perform an adequate EST, and allows risk stratification. Cf Treadmill stress/exercise test.
References in periodicals archive ?
It is important for you to realize, however, that a negative thallium stress test at times may be insufficient to accurately predict the degree of coronary obstruction, and a heart catheterization may be indicated as the next step in your evaluation.
Myocardial infarction was ruled out by a nuclear thallium stress test. Additionally, echocardiography was performed to assess the heart's function and structures.
A thallium stress test performed in December 1996 indicated reversible ischemic disease involving the septal wall of the left ventricle and irreversible ischemic disease of the inferior wall of the left ventricular myocardium.
During this time several tests, including a thallium stress test and an electrocardiogram (EKG) were done.
In another case a cardiologist borrowed a kneeling gurney from an ambulance so I could have a thallium stress test, but nobody in the office or lab knew how to use it.
We did the less expensive but less accurate thallium stress test. It was normal.
If that's the case, your doctor may order a thallium stress test. This is a special exercise test in which a radioisotope (thallium) is injected into a vein during exercise.