benign paroxysmal positional vertigo
benign positional vertigo
Medical Definition of benign paroxysmal positional vertigo
: a condition marked by short recurrent episodes of vertigo and nystagmus brought about by a change in head position that is thought to be caused by the movement of small crystals of calcium carbonate (otoconia) in the semicircular canals <Doctors eventually told her she probably had benign paroxysmal positional vertigo, an inner-ear disorder, and gave her head-movement exercises to treat it.—Sandeep Jauhar, The New York Times Magazine, 6 May 2001> <Benign positional vertigo, the most common type of vertigo, is caused by a clot of free-floating debris, usually in a posterior semicircular canal.—John R. Hotson and Robert W. Baloh, The New England Journal of Medicine, 3 Sept. 1998>—abbreviation BPPV, BPV
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