positional vertigo

vertigo /ver·ti·go/ (ver´tĭ-go) [L.] a sensation of rotation or movement of one's self (subjective v.) or of one's surroundings (objective v.) in any plane; sometimes used erroneously to mean any form of dizziness.vertig´inous

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alternobaric vertigo  a transient, true, whirling vertigo sometimes affecting those subjected to large, rapid variations in barometric pressure.

benign paroxysmal postural vertigo  recurrent vertigo and nystagmus occurring when the head is placed in certain positions, usually not associated with lesions of the central nervous system.

cerebral vertigo  a type resulting from a brain lesion.

cervical vertigo  vertigo after injury to the neck such as whiplash.

disabling positional vertigo  constant positional vertigo or dysequilibrium and nausea with the head in the upright position, without hearing disturbance or loss of vestibular function.

labyrinthine vertigo  Meniere's disease.

objective vertigo  see vertigo.

ocular vertigo  a form due to eye disease.

organic vertigo  cerebral v.

positional vertigo , postural vertigo that associated with a specific position of the head in space or with changes in position of the head in space.

subjective vertigo  see vertigo.

vestibular vertigo  vertigo due to disturbances of the vestibular system.

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positional vertigo,

a severe but brief episode of vertigo associated with a change of body position, as when a patient lies down. It may be caused by an injury or disease of the utricle. Also called postural vertigo. See also cupulolithiasis.