A result that is not likely to occur randomly, but rather is likely to be attributable to a specific cause. Statistical significance can be strong or weak, and is important to research in many math-and science-related fields, including medicine, sociology, psychology and biology.
A nuclear scan is an imaging test that uses imaging technology and trace amounts of radioactive materials, called radiotracers, to diagnose and monitor diseases and treatments. Nuclear scans can show the structure and function of most body organs and tissues.
a nuclear heart scan is a test that provides important information about the health of your heart for this test a safe radioactive substance called a tracer is injected into your bloodstream through a veinthe tracer travels to your heart and releases energy special cameras outside of your body detect the energy and use it to create pictures of your heart nuclear heart scans are used for three main purposesamage might be the result of a previous heart attack injury infection or medicine when a nuclear heart scan is done for this purpose it s called myocardial viability testing to see how well your heart pumps blood to your body