benign paroxysmal positional vertigo
noun
variants:
or 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 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
—abbreviation BPPV, BPV