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In an abnormal technetium heart scan, hot spots reveal damage to the heart. The larger the hot spots, the poorer the patient's prognosis.

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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 risks exist for the patient in undergoing a technetium heart scan?

The technetium heart scan is not dangerous. The technetium is completely gone from the body within a few days of the test. The scan itself exposes the patient to about the same amount of radiation as a chest x ray.


What is the purpose of a technetium heart scan?

The technetium heart scan is used to evaluate the heart after a heart attack. It can confirm that a patient had a heart attack when the symptoms and pain usually associated with a heart attack were not present; identify the size and location.


How should patients be prepared for a technetium heart scan?

Two to three hours before the scan, technetium is injected into a vein in the patient's forearm.


What is technetium Tc-99m sestamibi scan?

This scan is used for the diagnostic of heart diseases.


What precautions need to be taken when doing a technetium heart scan?

Pregnant women and those who are breastfeeding should not be exposed to technetium.


How is a technetium heart scan done?

The isotope is injected into a vein and absorbed by healthy tissue at a known rate during a certain time period. The radionuclide detector, in this case a gamma scintillation camera, picks up the gamma rays emitted by the isotope.


What characteristics does an abnormal thallium heart scan have?

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.


What care should a patient receive after a technetium heart scan?

The patient can resume normal activities immediately after the test.


What characteristics does an abnormal gastric emptying scan have?

GES scan studies that show emptying of the stomach in a longer than accepted period is abnormal. Severity of test results and symptoms do not always match; therefore, the physician must carefully interpret these findings. Diabetic.


What characteristics does an abnormal indium scan of the body have?

An abnormal indium scan of the body may show increased uptake in certain areas, suggesting inflammation, infection, or tumor presence. It can also reveal decreased or absent uptake, indicating reduced blood flow or damaged tissue in that area. Additionally, abnormal distribution patterns of the radioactive tracer can signal underlying pathologies such as abscesses or arthritis.


What are abnormal results of a liver scan?

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.