benign positional vertigo…

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vertigo, positional, benign positional vertigo causes, sudden sensations of spinning, provoked by head movement, benign positional vertigo, most common cause of vertigo, a disturbance, the balance organs, the inner ear, inner ear has tiny stones that move, change position, allowing brain to interpret body's position, maintain balance, in benign positional vertigo, stones break off, float free, the semicircular canals, the inner ear, happen in one ear more than another, sending the brain confusing messages, body's position, result is vertigo, no major risk factors that make more likely to get benign positional vertigo, it partly hereditary, a prior head injury, an infection, the balance organs, labyrinthitis, make some people more likely to get benign positional vertigo, vertigo, a spinning sensation, the main symptom, sensation often starts suddenly, triggered by head movement, most often, patients complain, the inability to roll in bed, to look up high at something, severe, vertigo, accompanied by vomiting, patients, have visual complaints, perception that things, jumping, moving, to make a diagnosis, have perform a test, the dix-hallpike maneuver, in this procedure, doctor holds head, certain position, asks to lie quickly backward over a table, this, look, abnormal eye movements, ask, experience vertigo, use various methods to help evaluate eye movements, the rest, the physical exam, normal, differentiation from other causes, vertigo needed, in this case, head ct, head mri, caloric stimulation, tests eye reflexes, electronystagmography, eeg, evoked auditory potential studies, most effective treatment, "epley's maneuver", reposition the stones inside inner ear, exercises, readjust response to head movements, medications antihistamines, anticholinergics, sedative-hypnotics, prescribed to reduce the symptoms of vertigo, minimally effective, benign positional vertigo is uncomfortable, not medically dangerous, improves, re-occur unpredictably, patients, severe vertigo, get dehydrated, due to frequent vomiting, vertigo develops that has not been evaluated, treatment is ineffective, develop any associated symptoms, weakness, slurred speach, visual problems, indicate a more serious condition, avoid head positions that trigger positional vertigo.