cluster headache noun
: a headache that is characterized by severe pain in the eye or temple and tends to recur in a series of attacks
First Known Use of CLUSTER HEADACHE
cluster headache noun (Medical Dictionary)
: a headache that is characterized by severe unilateral pain in the eye or temple, affects primarily men, and tends to recur in a series of attacks—called also histamine cephalalgia, histamine cephalgia, Horton's syndrome
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