A CT scan is an imaging test that uses X-rays to produce detailed images of the inside of your body.
Most headaches aren't caused by a serious illness, but some could be a sign of a life-threatening condition.
MRI uses a magnetic field and radio waves to create detailed images of the organs and tissues within your body.
Feb. 14, 2015
- Cutrer FM, et al. Cough, exercise, and sex headaches. Neurology Clinics. 2014;32:433.
- Headache: Hope through research. National Institute of Neurological Disorders and Stroke. http://www.ninds.nih.gov/disorders/headache/detail_headache.htm#142883138. Accessed Jan. 19, 2015.
- Ropper AH, et al. Adams & Victor's Principles of Neurology. 10th ed. New York, N.Y.: The McGraw-Hill Companies; 2014. http://accessmedicine.mhmedical.com/book.aspx?bookid=690. Accessed Jan. 19, 2015.
- Cutrer FM. Exertional headaches. http://www.uptodate.com/home. Accessed Jan. 19, 2015.
- Longo DL, et al. Harrison's Principles of Internal Medicine. 18th ed. New York, N.Y.: The McGraw-Hill Companies; 2012. http://www.accessmedicine.com/resourceTOC.aspx?resourceID=4. Accessed Jan. 19, 2015.
- Primary exertional headache. International Headache Society. http://ihs-classification.org/en/02_klassifikation/02_teil1/04.03.00_other.html. Accessed Jan. 19, 2015.
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