cluster headache(redirected from Horton's headache)
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Related to Horton's headache: Cluster Headaches
cluster headache[′kləs·tər ‚hed‚āk]
A type of migraine that is characterized by severe unilateral pain in the eye or temple and tends to recur in a series of attacks.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.