In general, headaches have many causes, including tension or changes to blood vessels (vascular changes). But only a few other conditions have symptoms that are similar to cluster headaches, such as:
| By | Healthwise Staff |
|---|---|
| Primary Medical Reviewer | Anne C. Poinier, MD - Internal Medicine |
| Specialist Medical Reviewer | Colin Chalk, MD, CM, FRCPC - Neurology |
| Last Revised | January 27, 2012 |
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Related InformationLast Revised: January 27, 2012
Author: Healthwise Staff
Medical Review: Anne C. Poinier, MD - Internal Medicine & Colin Chalk, MD, CM, FRCPC - Neurology
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