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When might I need a CT scan to diagnose my headache?

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You might need one if you have headaches daily or almost every day or have a sudden onset severe headache. Doctors can’t diagnose a migraine with the test, though.

SOURCE: Cleveland Clinic.

Reviewed by Nayana Ambardekar on February 09, 2019

SOURCE: Cleveland Clinic.

Reviewed by Nayana Ambardekar on February 09, 2019

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Is a CT scan painful or dangerous?

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