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pmid: 21998085
ObjectiveTo study the demographic, clinical, pathogenetic, and nystagmographic features and treatment outcomes of subjective benign paroxysmal positional vertigo (BPPV).Study DesignProspective clinical trial.SettingTertiary referral center.Subjects and MethodsSixty‐three patients were studied (mean [SD] age 55.4 [9.4] years), 27 men and 36 women, who presented with a positive history for BPPV and Dix‐Hallpike or supine roll tests positive for vertigo but negative for nystagmus. A comprehensive history was obtained, followed by clinical examination of the ears, nose, and throat and a complete audiologic and neurotologic examination, including videonystagmography. All patients were treated with the appropriate canalith repositioning procedure, depending on the type of provoking positioning test. A group of 204 patients with typical BPPV were used for comparison.ResultsForty‐five patients with subjective BPPV were successfully treated. Eighteen patients, in most of whom vertigo of other causes was identified, did not respond to treatment. Comparison between patients with subjective and typical BPPV showed similar epidemiological and clinical features. Treatment failed in 13.5% of patients with subjective disease, after excluding patients with different causes of positional vertigo, as compared with 7.8% of patients with typical BPPV (odds ratio = 1.8; 95% confidence interval, 0.7‐4.7; P =. 32).ConclusionSubjective BPPV is quite common, accounting for more than one‐fourth of patients with typical BPPV and sharing common features with it, with the exception of nystagmus. No statistical difference in treatment outcomes between patients with subjective and typical BPPV was found, but study of a larger sample is needed.
Adult, Male, Greece, Electronystagmography, Middle Aged, Nystagmus, Pathologic, Patient Positioning, Treatment Outcome, 616, Confidence Intervals, Odds Ratio, Prevalence, Vertigo, Humans, Female, Benign Paroxysmal Positional Vertigo, Prospective Studies, Physical Examination, Aged, Follow-Up Studies
Adult, Male, Greece, Electronystagmography, Middle Aged, Nystagmus, Pathologic, Patient Positioning, Treatment Outcome, 616, Confidence Intervals, Odds Ratio, Prevalence, Vertigo, Humans, Female, Benign Paroxysmal Positional Vertigo, Prospective Studies, Physical Examination, Aged, Follow-Up Studies
citations This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically). | 55 | |
popularity This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network. | Top 10% | |
influence This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically). | Top 10% | |
impulse This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network. | Top 10% |