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How Can a Nuclear Stress Test Help Diagnose a Heart Condition? A nuclear stress test uses a small amount of radioactive substance to determine the health of the heart and blood flow to the heart. It is similar to the exercise stress test or pharmacological, or chemical, stress test. The radioactive substance that is injected into the patient is called a radionuclide. The USDA food pyramid was created in 1992 and divided into six horizontal sections containing depictions of foods from each section's food group. Get lifestyle news, with the latest style articles, fashion news, recipes, home features, videos and much more for your daily life from AOL. When you hand someone your phone to show them a picture, you should be able to trust them not to go swiping through your camera roll. But we live in a fallen world. This is known as the . The treadmill starts slowly and gradually picks up speed and incline, to simulate walking or running uphill. When the radionuclide has passed through the blood stream, the gamma camera takes more pictures of the heart. This is known as the . They are known as . These patients may do the chemical nuclear stress test. In a chemical stress test, the patient receives medications that either speed up the heart rate or dilate the arteries. The body responds in a similar way it would to exercise. When it has circulated through the bloodstream, a gamma camera takes pictures of the heart, while the patient is lying down motionless. ![]() As in the test with exercise, this is also known as the . When the peak heart rate is reached, the patient is injected again with a radionuclide. This phase of the procedure is called the . They should not take any drinks containing caffeine, including tea, coffee, and sodas, in the 2. Some painkillers and chocolate also contain caffeine. The patient should discuss with their doctor whether to stop taking them before the test. These include Viagra, vardenafil, with the trade name Levitra, and Cialis, known as tadalafil. ![]() It will probably be less than their normal morning dose. Patients with diabetes must follow their doctor's instructions before and after the test. It is important to read it carefully and ask any questions that raise doubts or concern. The patient probably does not have coronary artery disease. In most cases, no further tests are required. The patient probably has coronary artery disease, or blocked arteries. The patient might have had a previous heart attack, or they may have severe coronary artery disease. ![]() A global leader in the beverage industry, the Coca-Cola company offers hundreds of brands, including soft drinks, fruit juices, sports drinks and other beverages in. ![]() ![]()
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