What is a Brain Scan? Reason(s) for the Examination:
Brain scans are used to identify areas of the brain that are not receiving blood supply. They are used to help identify causes of dementia.
Length of Exam:
Usually one hour.
Preparation:
None.
Description:
An IV (intravenous) catheter is inserted in your arm or hand vein. 15 minutes later, a tracer will be injected through the catheter, followed by about one hour of imaging of your brain.