Two to three hours before the scan, technetium is injected into a vein in the patient's forearm.
If the technetium heart scan is normal, no technetium will show up in the heart.
Pregnant women and those who are breastfeeding should not be exposed to technetium.
Patients should not drink alcoholic or caffeinated beverages, smoke tobacco, or ingest other nicotine products for 24 hours before the test. These substances can affect test results. Patients should also not eat anything.
In an abnormal technetium heart scan, hot spots reveal damage to the heart. The larger the hot spots, the poorer the patient's prognosis.
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.
The patient can resume normal activities immediately after the test.
Annually.
Prior to thoracoscopy, the patient will have several routine tests, such as blood, urine and chest x ray. Older patients must have an electrocardiogram (a trace record of the heart activity) because the anesthesia and the lung deflation put a big load.
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.
epinephrine
Patients recovering from diphtheria should rest at home for a minimum of two to three weeks, especially if they have heart complications. In addition, patients should be immunized against diphtheria after recovery,
Nope.