Most headaches aren't caused by a serious illness, but some could be a sign of a life-threatening condition.
Sick to your stomach? Nausea and vomiting usually pass quickly but sometimes result from long-term or serious conditions.
Tests and diagnosis
A CT scan is an imaging test that uses X-rays to produce detailed images of the inside of your body.
Lumbar puncture (spinal tap) — Overview covers definition, risks and results of this procedure.
MRI uses a magnetic field and radio waves to create detailed images of the organs and tissues within your body.
Apr. 21, 2012
- Headache: Hope through research. National Institute of Neurological Disorders and Stroke. http://www.ninds.nih.gov/disorders/headache/detail_headache.htm#142883138. Accessed Jan. 31, 2012.
- Longo DL, et al. Harrison's Online. 18th ed. New York, N.Y.: The McGraw-Hill Companies; 2012. http://www.accessmedicine.com/content.aspx?aID=9094791. Accessed Jan. 31, 2012.
- Lange SE. Primary headache disorders in the emergency department. Advanced Emergency Nursing Journal. 2011;33:237.
- Pasqual J. Other primary headaches. Neurologic Clinics. 2009;27:557.
- Primary exertional headache. International Headache Society. http://ihs-classification.org/en/02_klassifikation/02_teil1/04.03.00_other.html. Accessed Jan. 31, 2012.
- Wong WS, et al. The "other" headaches: Primary cough, exertion, sex and primary stabbing headaches. Current Pain and Headache Reports. 2010;14:41.
- Exertional headaches. National Headache Foundation. http://www.headaches.org/education/Headache_Topic_Sheets/Exertional_Headaches. Accessed Jan. 31, 2012.
- Evers S, et al. Treatment of miscellaneous idiopathic headache disorders (group 4 of the IHS classification) — report of an EFNS task force. European Journal of Neurology. 2011;18:803.
- Bartleson JD (expert opinion). Mayo Clinic, Rochester, Minn. Feb. 13, 2012.
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