HEADACHE
\hˈɛde͡ɪk], \hˈɛdeɪk], \h_ˈɛ_d_eɪ_k]\
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pain in the head caused by dilation of cerebral arteries or muscle contractions or a reaction to drugs
By Princeton University
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pain in the head caused by dilation of cerebral arteries or muscle contractions or a reaction to drugs
By DataStellar Co., Ltd
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Pain in the cranial region that may occur as an isolated and benign symptom or as a manifestation of a wide variety of conditions including SUBARACHNOID HEMORRHAGE; CRANIOCEREBRAL TRAUMA; CENTRAL NERVOUS SYSTEM INFECTIONS; INTRACRANIAL HYPERTENSION; and other disorders. In general, recurrent headaches that are not associated with a primary disease process are referred to as HEADACHE DISORDERS (e.g., MIGRAINE).
By DataStellar Co., Ltd
By William Dodge Lewis, Edgar Arthur Singer
By James Champlin Fernald
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Pain in the head ; cephalalgia.
By Willam Alexander Newman Dorland
Word of the day
Olivopontocerebellar Atrophies
- group inherited disorders which share progressive ataxia combination with atrophy CEREBELLUM; PONS; inferior olivary nuclei. Additional features include RIGIDITY; NYSTAGMUS; RETINAL DEGENERATION; MUSCLE SPASTICITY; DEMENTIA; URINARY INCONTINENCE; OPHTHALMOPLEGIA. familial has an earlier onset (second decade) and may feature spinal cord atrophy. sporadic form tends to present in the fifth or sixth decade, is considered a clinical subtype MULTIPLE SYSTEM ATROPHY. (From Adams et al., Principles of Neurology, 6th ed, p1085)