what is a MRA
guide a magnetic resonance angiogram mra is a type of magnetic resonance imaging mri scan that uses a magnetic field and pulses of radio wave energy to provide pictures of blood vessels inside the bodyith mra both the blood flow and the condition of the blood vessel walls can be seen the test is often used to look at the blood vessels that go to the brain kidneys and legs information from an mra can be saved and stored on a computer for further study photographs of selected views can also be made