Español
Questions About Cancer? 1-800-4-CANCER
  • Print
  • Facebook
  • Twitter
  • Google+
  • Pinterest

NCI Dictionary of Cancer Terms


calcium-41 (41Ca) chloride aqueous solution  listen  (KAL-see-um … KLOR-ide AY-kwee-us suh-LOO-shun)

  A substance used to diagnose and monitor cancer that has spread to the bones. It is also used to study the turnover of bone tissue and to diagnose other conditions that affect the bones, such as osteoporosis. Calcium-41 (41Ca) is a form of calcium that gives off radiation. It is passed from the body in the urine.