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.
Approved by the Cancer.Net Editorial Board, 02/2017. A bone scan helps find cancer that has started in or has spread to the bones. In addition, a bone scan can help monitor how well treatment is working for cancer in the bone. A bone scan is a nuclear medicine test. This means that the procedure uses a very small amount of a radioactive substance, called a tracer.