MRI/MRA: The Magnetic Resonance Imaging test is best test for brain tissue, but the MRA important too as it looks at the blood vessels in the brain also. headaches are complicated, and usually difficult to find association with an imaging study. This is why most Doctors do not order imaging of the head for headaches, unless it is the worse headache of your life. I suggest looking at a more complete picture
Answered 7/29/2014
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