A bone scan is a method of diagnostic nuclear medicine, which is capable of providing a whole body survey of the skeletal system. The procedure is begun by injecting the body with a small amount of radiopharmaceutical which is later distributed around the skeletal system. Doctors usually order a bone scan for cases of unexplained bone related aches or to better investigate suspected abnormalities, such as but not limited to bone cancer, infections, metabolic bone diseases and inflammatory conditions involving bones and joints such as fractures. Bone scans are considered highly efficient procedures as they are capable of detecting abnormalities days, weeks and in some cases months before a normal X-Ray could. Fasting: Is not preferred as you will be requested to considerably increase fluid intake, consequently increasing urination frequency, as you will be requested to empty your bladder immediately prior to the procedure. Medication contradiction: None, you may continue taking any medications. Tracer administration: The radio pharmaceutical tracer will be injected intravenously. Examination duration: The imaging process will take up to 20 minutes, the imaging will be conducted immediately after the tracer is injected and again 2 hours from the time of the injection. Additional related examinations: Additional imaging maybe required depending on the examination outcome.