Definition of Cluster headache

1. Noun. A painful recurring headache associated with the release of histamine from cells.

Exact synonyms: Histamine Headache
Generic synonyms: Cephalalgia, Head Ache, Headache

Definition of Cluster headache

1. Noun. (pathology) An extremely painful, cyclical and unilateral headache ¹

¹ Source: wiktionary.com

Medical Definition of Cluster headache

1. A term used to describe a headache that is typified by constant, unilateral pain around the eye, with onset usually within 2-3 hours of falling asleep. Can be accompanied by a blocked nasal passage, runny nose, and-or tearing. One may also notice facial flushing, ptosis (dropping eyelid), facial swelling and constriction of the pupils. (27 Sep 1997)

Lexicographical Neighbors of Cluster Headache

clupeoid
clupeoids
clusia
clusias
clusivity
cluster
cluster analyses
cluster analysis
cluster bean
cluster bomb
cluster bomblet
cluster bombs
cluster headache
cluster headaches
cluster of differentiation
cluster of differentiation 2
cluster of differentiation 3
cluster of differentiation 4
cluster of differentiation 8
cluster state
clusterability
clusterable
clusterbomb
clusterbombs
clustercentric
clustercore
clustered

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