Pain of cluster headache
The symptoms of a cluster headache include stabbing severe pain behind or above one eye or in the temple. Tearing of the eye, congestion in the associated nostril, and pupil changes and eyelid drooping may also occur.
Reviewed By: Luc Jasmin, MD, PhD, FRCS (C), FACS, Department of Surgery at Providence Medical Center, Medford, OR; Department of Surgery at Ashland Community Hospital, Ashland, OR; Department of Maxillofacial Surgery at UCSF, San Francisco, CA. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.
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