1. Radioisotopes have found extensive use in diagnosis and therapy; this has given rise to a rapidly growing feld called nuclear medicine

2. Nuclear medicine uses radiation to provide information about the functioning of a person’s specific organs, and treat disease.

3. Chromium-51 is used to label red blood cells and quantify gastrointestinal protein loss.

4. Radioisotopes as cobalt-60 and cesium-137 are widely used to treat cancer,

5. Iodine-131 Is widely used for treating thyroid cancer, diagnosis of abnormal liver function, renal (kidney) blood flow and urinary tract obstruction,

6. Radioisotopes are an essential part of medical diagnostic procedures. They are used to study the dynamic processes taking place in various parts of the body.

7. Sodium-24 is used in the study of electrolytes within the body.

8. Diagnostic radiopharmaceuticals can be used to examine blood flow to the brain, functioning of the liver, lungs, heart or Kidneys, access bone growth, and confirm other diagnostic procedures

9, Phosphorus-31 Is used in the treatment of excess red blood cells.

10. Many medical products are sterilized by gamma rays.