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What characteristics does an abnormal thallium heart scan have?
GaleEncyofMedicine
Cold spots on the scan, where no thallium shows up, indicate areas of the heart that are not getting an adequate supply of blood. Cold spots appearing both at rest and during exercise may indicate areas where the heart tissue.
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What care should a patient receive after a thallium heart scan?
The thallium scan is performed in conjunction with an exercise stress test. At the end of the stress test (once the patient has reached the highest level of exercise he or she can comfortably achieve), a small amount of the harmless radioisotope.
How is thallium scanning performed?
usually done after an exercise stress test or after injection of a vasodilator, a drug to enlarge the blood vessels, like dipyridamole (Persantine). Thallium is injected, and the scan is done then and again four hours (and possibly 24 hours) later
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What characteristics does a normal thallium heart scan have?
A normal thallium scan shows healthy blood flow through the coronary arteries and normal perfusion of the heart muscle, without cold spots, both at rest and during exercise.
What characteristics does an abnormal technetium heart scan have?
In an abnormal technetium heart scan, hot spots reveal damage to the heart. The larger the hot spots, the poorer the patient's prognosis.
What is the purpose of a thallium heart scan?
The purpose of a thallium heart scan, also known as a thallium stress test or myocardial perfusion scan, is to evaluate the blood flow to the heart muscle. It is used to diagnose coronary artery disease and assess the severity of blockages or narrowing in the coronary arteries. The scan helps determine if there is enough blood supply to the heart during exercise or stress.
What characteristics does an abnormal indium scan of the body have?
The scan will reveal details, such as location, about an infection in the patient's body.
What characteristics does a normal technetium heart scan have?
If the technetium heart scan is normal, no technetium will show up in the heart.
What care should a patient receive after a thallium heart scan?
The thallium scan is performed in conjunction with an exercise stress test. At the end of the stress test (once the patient has reached the highest level of exercise he or she can comfortably achieve), a small amount of the harmless radioisotope.
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Truth be told, it is never safe to smoke.
What characteristics does an abnormal gallium scan of the body have?
An abnormal concentration of gallium in areas other than those where it normally concentrates may indicate the presence of disease. Concentrations may be due to inflammation, infection, or the presence of tumor tissue.
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An abnormal liver scan may result from a mass. Depending on the radioisotope and technique used, the scan may identify particular types of tumors or certain cancers.
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