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A nuclear cardiac stress test shows how blood flows through the heart and heart muscle, states Mayo Clinic. A radioactive dye is injected into the bloodstream, and X-ray images of the heart are taken while the patient is... More »

www.reference.com Health Diagnostics & Imaging

A nuclear stress test is a diagnostic test used to determine if the heart gets enough oxygen and blood flow, explains MedlinePlus. The test helps diagnose coronary artery disease, determine if the heart is enlarged or de... More »

www.reference.com Health Diagnostics & Imaging

A cardiac stress test typically involves a person exercising on a treadmill or stationary bike at increasing rates of difficulty, according to WebMD. While on the exercise equipment, the person's heart rate, blood pressu... More »

www.reference.com Health Conditions & Diseases Cardiac Health
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A cardiac stress test evaluates the amount of workload that the heart can take before it develops a problem with rhythm or blood flow, explains WebMD. The different types of tests include an exercise stress test, a dobut... More »

www.reference.com Health Diagnostics & Imaging

A cardiac stress test measures the blood flow to the heart while it is at rest and also during a period of stress, according to Mayo Clinic. A technician takes images of the heart at rest and again when it is working har... More »

www.reference.com Health Conditions & Diseases Cardiac Health

A chemical stress test shows how well the heart functions using medication that increases the heart rate as if the patient were exercising, according to the California Heart Center. During the test, the medication moves ... More »

www.reference.com Health Diagnostics & Imaging

Abnormal results on a stress test may indicate abnormal heart rhythms during exercise or a potential blockage in the arteries that can lead to coronary artery disease, according to MedlinePlus. An abnormal stress test ty... More »

www.reference.com Health Diagnostics & Imaging