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Šarkić B, Douglas JM, Simpson A. A cross-sectional survey of non-specialist Australian audio-vestibular clinical practice for traumatic brain injury and rehabilitation. BRAIN IMPAIR 2023; 24:611-628. [PMID: 38167366 DOI: 10.1017/brimp.2022.35] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/09/2023]
Abstract
OBJECTIVE This study explored non-specialist audiological clinical practice in the context of traumatic brain injury (TBI), and whether such practices incorporated considerations of TBI-related complexities pertaining to identification, diagnosis and management of associated auditory and vestibular disturbances. DESIGN A cross-sectional online survey exploring clinical practice, TBI-related training and information provision was distributed to audiologists across Australia via Audiology Australia and social media. Fifty audiologists, 80% female and 20% male, participated in this study. Years of professional practice ranged from new graduate to more than 20 years of experience. RESULTS Clear gaps of accuracy in knowledge and practice across all survey domains relating to the identification, diagnosis and management of patients with auditory and/or vestibular deficits following TBI were evident. Further, of the surveyed audiologists working in auditory and vestibular settings, 91% and 86%, respectively, reported not receiving professional development for the diagnosis and management of post-traumatic audio-vestibular deficits. CONCLUSION Inadequate resources, equipment availability and TBI-related training may have contributed to the gaps in service provision, influencing audiological management of patients with TBI. A tailored TBI approach to identification, diagnosis and management of post-traumatic auditory and vestibular disturbances is needed.
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Affiliation(s)
- Bojana Šarkić
- School of Allied Health, Human Services and Sport, La Trobe University, Bundoora, Victoria, Australia
| | - Jacinta M Douglas
- School of Allied Health, Human Services and Sport, La Trobe University, Bundoora, Victoria, Australia
- Summer Foundation, Victoria, Australia
| | - Andrea Simpson
- School of Allied Health, Human Services and Sport, La Trobe University, Bundoora, Victoria, Australia
- College of Health & Human Services, Charles Darwin University, Northern Territory, Australia
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Kabaya K, Katsumi S, Fukushima A, Esaki S, Minakata T, Iwasaki S. Assessment of semicircular canal function in benign paroxysmal positional vertigo using the video head impulse test and caloric test. Laryngoscope Investig Otolaryngol 2023; 8:525-531. [PMID: 37090879 PMCID: PMC10116963 DOI: 10.1002/lio2.1020] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/26/2022] [Revised: 01/19/2023] [Accepted: 01/21/2023] [Indexed: 02/05/2023] Open
Abstract
Objective To assess semicircular canal function in benign paroxysmal positional vertigo (BPPV) using the video head impulse test (vHIT) and caloric test. Methods We retrospectively reviewed 39 patients with idiopathic BPPV who underwent both vHIT and the caloric test. Twenty-one patients had posterior BPPV (p-BPPV) and eighteen had horizontal BPPV (h-BPPV). Vestibulo-ocular reflex (VOR) gain and corrective saccades (CS) were analyzed in vHIT and canal paresis (CP) was calculated in the caloric test. Results The mean VOR gain of the posterior canal in p-BPPV was 0.75 ± 0.28 on the affected side, which was significantly smaller than that on the contralateral side (0.93 ± 0.24, p = .00738). On the other hand, there were no significant differences in the VOR gain of the horizontal canal in h-BPPV between the affected and the contralateral sides (p = .769). The rates of the presence of CS were not significantly different between the affected canal and the contralateral canal either in p-BPPV (p = .111) or h-BPPV (p = .0599). The mean CP value in h-BPPV patients (43.5 ± 31.3%) was significantly higher than that in p-BPPV patients (22.2 ± 22.9%; p = .0184). Conclusion The VOR gain of vHIT in the affected canal was significantly smaller than that in the contralateral canal in p-BPPV, but not in h-BPPV. The caloric responses of the affected canal are reduced to a significantly larger extent in h-BPPV compared to p-BPPV. These results suggest that BPPV affects the semicircular canal function differently depending on which semicircular canal is involved.
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Affiliation(s)
- Kayoko Kabaya
- Department of OtolaryngologyHead and Neck Surgery, Nagoya City University Graduate School of Medical SciencesAichiJapan
| | - Sachiyo Katsumi
- Department of OtolaryngologyHead and Neck Surgery, Nagoya City University Graduate School of Medical SciencesAichiJapan
| | - Akina Fukushima
- Department of OtolaryngologyHead and Neck Surgery, Nagoya City University Graduate School of Medical SciencesAichiJapan
| | - Shinichi Esaki
- Department of OtolaryngologyHead and Neck Surgery, Nagoya City University Graduate School of Medical SciencesAichiJapan
| | - Toshiya Minakata
- Department of OtolaryngologyHead and Neck Surgery, Nagoya City University Graduate School of Medical SciencesAichiJapan
| | - Shinichi Iwasaki
- Department of OtolaryngologyHead and Neck Surgery, Nagoya City University Graduate School of Medical SciencesAichiJapan
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Chua KWD, Yuen HW, Low DYM, Kamath SH. The prevalence of isolated otolith dysfunction in a local tertiary hospital. J Otol 2022; 17:5-12. [PMID: 35140753 PMCID: PMC8811395 DOI: 10.1016/j.joto.2021.06.003] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/29/2021] [Revised: 06/21/2021] [Accepted: 06/22/2021] [Indexed: 11/30/2022] Open
Abstract
OBJECTIVE Patients with dizziness may present with symptoms of tilting, swaying, rocking, floating or with disequilibrium. This may be suggestive of an isolated otolithic dysfunction yet, there is little emphasis on this emerging clinical entity. To characterize and describe the prevalence of isolated otolith dysfunction in a local tertiary hospital and correlate them with clinical diagnosis. METHODOLOGY Retrospective medical chart review of patients who presented with dizziness to the specialist outpatient Otolaryngology clinic, who required vestibular laboratory investigation. RESULTS Of the 206 patients, more than half of them (52.4%) fulfilled the criteria for either probable or definite isolated otolith dysfunction. When there are clinical symptoms of otolith dysfunction reported, there is a 1.62 odds of a remarkable laboratory otolith finding. The most common clinical finding was "no clear diagnosis" (65.5%) followed by Vestibular Migraine (13.6%). CONCLUSION The prevalence of isolated otolith dysfunction is quite high. Laboratory tests of otolith function should be performed more routinely. This can be done in a sequential way to optimize cost effectiveness in countries with no insurance reimbursement. Prospective cohort studies on isolated otolith dysfunction, will lay the groundwork for achieving diagnostic consensus and formulating rehabilitation plans to aid this group of patients.
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Affiliation(s)
- Kenneth Wei De Chua
- Department of Otorhinolaryngology-Head and Neck Surgery, Changi General Hospital, Singapore
- The American Institute of Balance (AIB), Largo, FL, USA
| | - Heng Wai Yuen
- Department of Otorhinolaryngology-Head and Neck Surgery, Changi General Hospital, Singapore
| | - David Yong Ming Low
- Department of Otorhinolaryngology-Head and Neck Surgery, Changi General Hospital, Singapore
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Šarkić B, Douglas JM, Simpson A, Vasconcelos A, Scott BR, Melitsis LM, Spehar SM. Frequency of peripheral vestibular pathology following traumatic brain injury: a systematic review of literature. Int J Audiol 2021; 60:479-494. [PMID: 32907431 DOI: 10.1080/14992027.2020.1811905] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/21/2019] [Revised: 08/12/2020] [Accepted: 08/12/2020] [Indexed: 12/15/2022]
Abstract
OBJECTIVE To establish the frequency of occurrence of peripheral vestibular dysfunction in adults who have sustained non-blast-related traumatic brain injury (TBI) as measured through the standard audiological vestibular test battery. DESIGN A systematic search of English language literature using MEDLINE, EMBASE, PsycINFO, CINAHL, hand-searching of reference lists and SCOPUS author search was conducted from January 1, 1990 to May 14, 2019. STUDY SAMPLES Twenty-three out of 417 originally identified articles were retained. TBI and peripheral vestibular findings were extracted and synthesised. RESULTS Quality appraisal using the Oxford Centre for Evidence-Based Medicine (OCEBM) revealed Level 2b as the highest level of evidence. None of the primary studies explored vestibular deficits in acute settings, with data collected from tertiary institutions and in 20 of 23 studies retrospectively. Although retrospective studies provided important data, they fail to control for numerous threats to internal validity. BPPV was the most frequently identified peripheral vestibular deficit following TBI, diagnosed in 39.7% of 239 participants across six of 23 studies. CONCLUSIONS Further prospective longitudinal research into comparative recovery trajectories in patients across TBI severity levels would provide additional information to guide clinical diagnosis, prognosis and management of this patient population.
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Affiliation(s)
- Bojana Šarkić
- Discipline of Audiology, School of Allied Health, College of Science, Health and Engineering, La Trobe University, Bundoora, Victoria, Australia
| | - Jacinta M Douglas
- School of Allied Health, College of Science, Health and Engineering, La Trobe University, Bundoora, Victoria, Australia
- Summer Foundation, Box Hill, Victoria, Australia
| | - Andrea Simpson
- School of Allied Health, College of Science, Health and Engineering, La Trobe University, Bundoora, Victoria, Australia
| | - Alexandra Vasconcelos
- School of Allied Health, College of Science, Health and Engineering, La Trobe University, Bundoora, Victoria, Australia
| | - Bethany R Scott
- School of Allied Health, College of Science, Health and Engineering, La Trobe University, Bundoora, Victoria, Australia
| | - Lauren M Melitsis
- School of Allied Health, College of Science, Health and Engineering, La Trobe University, Bundoora, Victoria, Australia
| | - Stephanie M Spehar
- School of Allied Health, College of Science, Health and Engineering, La Trobe University, Bundoora, Victoria, Australia
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Elsherif M, Eldeeb D, Eldeeb M. Clinical significance of video head impulse test in benign paroxysmal positional vertigo: a meta-analysis. Eur Arch Otorhinolaryngol 2021; 278:4645-4651. [PMID: 33907856 DOI: 10.1007/s00405-021-06832-3] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/26/2021] [Accepted: 04/17/2021] [Indexed: 11/30/2022]
Abstract
PURPOSE To document the effect of cupula deflection in Benign Paroxysmal Positional Vertigo (BPPV) through the measured Vestibulo-Ocular Reflex (VOR) gain in individual semi-circular canals. METHODS A literature search using the Preferred Reporting Items for Systematic Reviews and Meta-Analyses guidelines was performed on December 30, 2020. The following terms were entered in the title, abstract, and keywords in the electronic databases of PubMed, Scopus, Web of Science, and Cochrane Library search engines in different combinations: "Benign Paroxysmal Positional Vertigo" or "Benign Positional Vertigo" or "BPPV," and "Video Head Impulse" or "vHIT". All types of studies were included in the initial search. An additional inclusion criterion was the presence of numerical values of VOR gains of the tested canals in the reports. RESULTS A total of 122-screened articles were obtained from the electronic database search. Finally, the authors settled on five original articles for meta-analysis with a total of 168 patients (123 with posterior canal BPPV, 28 with lateral canal BPPV, and 17 with anterior canal BPPV) and 85 controls. The main outcomes of these studies comprised the VOR gains of the lateral, posterior, and anterior SCCs on the affected side relative to that in the contralesional side, and/or healthy controls. CONCLUSION This meta-analysis shows that vHIT can be valuable as a supporting test in the diagnosis of BPPV, especially for posterior canal BPPV.
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Affiliation(s)
- Mayada Elsherif
- Audiovestibular Medicine Unit, Otorhinolaryngology Department, Faculty of Medicine, Alexandria University, Chompollion street, ElAzarita, 21131, Egypt.
| | - Dalia Eldeeb
- Public Health Community Medicine Department, Faculty of Medicine, Alexandria University, Alexandria, Egypt
| | - Mirhan Eldeeb
- Audiovestibular Medicine Unit, Otorhinolaryngology Department, Faculty of Medicine, Alexandria University, Chompollion street, ElAzarita, 21131, Egypt
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Saltürk Z, Yetişer S. Video head impulse testing in patients with benign paroxysmal positional vertigo. Acta Otolaryngol 2020; 140:977-981. [PMID: 32804587 DOI: 10.1080/00016489.2020.1805123] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/23/2022]
Abstract
BACKGROUND Vestibulo-ocular reflex (VOR) function is expected to be normal in patients with benign paroxysmal positional vertigo (BPPV) during sudden head rotations. AIM The aim of this study is to analyze VOR by video head impulse test (vHIT) in patients with BPPV in order to determine the potential value of clinical application of vHIT in BPPV. MATERIAL AND METHOD Sixty patients with BPPV were included for the study from out-patient admissions. The main outcome measures were the gain of VOR, gain asymmetry, and refixation saccades. Fifteen healthy subjects with no history of dizziness were selected as normal control. RESULTS Mean VOR gain during lateral head impulse in patients with geotropic type LC BPPV was 0.85 ± 0.22. Mean VOR gain during lateral head impulse in patients with ageotropic type LC BPPV was 0.78 ± 0.16. Fourteen patients with PC BPPV (35%; 40/13) had low gain during ipsilesional head impulses. Seven patients had low gain during counterlesional head impulses. Mean VOR gain during vertical head impulse in patients with PC BPPV was 0.73 ± 0.24. Nine patients with posterior canal BPPV (25%; 9/40) and 2 patients with LC BPPV (11%; 2/18) had corrective saccades. None of the results showed significant difference in comparison to control group. CONCLUSION AND SIGNIFICANCE VHIT analysis demonstrated that VOR function was normal on the BPPV side.
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Ding L, Lin T, Zhou X, Han J, Xu A. Analysis of related factors of recurrence in horizontal semicircular canal benign paroxysmal positional vertigo: a pilot study. Acta Otolaryngol 2020; 140:8-13. [PMID: 31782327 DOI: 10.1080/00016489.2019.1685129] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/25/2022]
Abstract
Background: Whether the abnormal caloric test (C-test) affects recurrence rate in horizontal semicircular canal benign paroxysmal positional vertigo (HSC-BPPV) with residual dizziness (RD) is not clear.Objectives: 1) Analyze the association of the cycles of canalith repositioning procedure (CRP), C-test and RD after CRP and 2) determine which affects the recurrence rate in idiopathic HSC-BPPV.Materials and methods: Eighty-four patients with HSC-BPPV (canal type) were included in this work. The cycles of CRP, C-test, the RD after CRP and HSC-BPPV recurrence rate were recorded. Depending on the times of CRP and patients who presented dizziness after treatment, patients were divided into four groups, the relationship between abnormal C-test and RD was analyzed. The outcomes of recurrence rate were compared between groups, respectively.Results: (1) The abnormal C-test prevalence among the HSC-BPPV patients with RD was 36% while in no RD group was 14.7%. The difference was statistically significant (p = .045). (2) The recurrence rate was 11.8% in no RD group but in RD group the rate was higher (32%, p = .039). When patients combined with abnormal C-test, the recurrence rate was significantly higher (77.8% vs. 20%) (p = .033).Conclusions: A weak correlation between RD and abnormal C-test is noted. Presence of RD and abnormal C-test in patients with HSC-BPPV predicts a higher recurrence rate.
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Affiliation(s)
- Ling Ding
- Department of Otorhinolaryngology-Head and Neck Surgery, Shandong Provincial Hospital Affiliated to Shandong University, Shandong, PR China
| | - Tao Lin
- Shandong Provincial ENT Hospital, Affiliated to Shandong University, Shandong, PR China
| | - Xuanchen Zhou
- Department of Otorhinolaryngology-Head and Neck Surgery, Shandong Provincial Hospital Affiliated to Shandong University, Shandong, PR China
| | - Jie Han
- Department of Otorhinolaryngology-Head and Neck Surgery, Shandong Provincial Hospital Affiliated to Shandong University, Shandong, PR China
| | - Anting Xu
- Department of Otorhinolaryngology & Head and Neck Surgery, The Second Hospital of Shandong University, Shandong ,PR China
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Bi J, Liu B, Zhang Y, Duan J, Zhou Q. Caloric tests in clinical practice in benign paroxysmal positional vertigo. Acta Otolaryngol 2019; 139:671-676. [PMID: 31099297 DOI: 10.1080/00016489.2019.1614220] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/26/2022]
Abstract
Background: The value of caloric tests in benign paroxysmal positional vertigo (BPPV) patients is unclear. Objectives: To analyze the features and clinical significance of caloric tests in BPPV patients. Materials and methods: About 2192 patients (256 BPPV and 1936 non-BPPV) who complained of dizziness triggered by movement, accompanied by the symptom of hearing loss or a history of vertigo, participated in this prospective clinical study. All subjects received a caloric test, 213 BPPV patients underwent follow-up for at least 6 months after canalith repositioning procedures (CRPs). Results: (1) The abnormal canal paresis (CP) prevalence of BPPV was 57%. (2) The curative rate of single CRP decreased during follow-up from 90.1% after 7 days to 61% after 6 months and was significantly lower in patients with (54.1%) than in those without (70.1%) an abnormal CP at 6 months post-treatment (p = .01). (3) The recurrent rate was significantly higher in BPPV patients with abnormal CP (25.2%) than with normal CP (12.5%; p = .017). Conclusions and significance: Patients with abnormal CP needed more CRPs and were more prone to relapse. The value of the caloric test in treatment planning and predicting recurrence in BPPV patients should be emphasized.
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Affiliation(s)
- Jingtao Bi
- Department of Otolaryngology Head and Neck Surgery, Beijing Tongren Hospital, Capital Medical University, Beijing, China
- Beijing Institute of Otolaryngology, Key Laboratory of Otolaryngology Head and Neck Surgery (Capital Medical University), Ministry of Education, Beijing, China
| | - Bo Liu
- Department of Otolaryngology Head and Neck Surgery, Beijing Tongren Hospital, Capital Medical University, Beijing, China
- Beijing Institute of Otolaryngology, Key Laboratory of Otolaryngology Head and Neck Surgery (Capital Medical University), Ministry of Education, Beijing, China
| | - Yi Zhang
- Department of Otolaryngology Head and Neck Surgery, Beijing Tongren Hospital, Capital Medical University, Beijing, China
- Beijing Institute of Otolaryngology, Key Laboratory of Otolaryngology Head and Neck Surgery (Capital Medical University), Ministry of Education, Beijing, China
| | - Jinping Duan
- Department of Otolaryngology Head and Neck Surgery, Beijing Tongren Hospital, Capital Medical University, Beijing, China
- Beijing Institute of Otolaryngology, Key Laboratory of Otolaryngology Head and Neck Surgery (Capital Medical University), Ministry of Education, Beijing, China
| | - Qian Zhou
- Department of Otolaryngology Head and Neck Surgery, Beijing Tongren Hospital, Capital Medical University, Beijing, China
- Beijing Institute of Otolaryngology, Key Laboratory of Otolaryngology Head and Neck Surgery (Capital Medical University), Ministry of Education, Beijing, China
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Luryi AL, Wright D, Lawrence J, Babu S, LaRouere M, Bojrab DI, Sargent EW, Zappia J, Schutt CA. Analysis of non-posterior canal benign paroxysmal positional vertigo in patients treated using the particle repositioning chair: A large, single-institution series. Am J Otolaryngol 2018; 39:313-316. [PMID: 29544670 DOI: 10.1016/j.amjoto.2018.03.019] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/28/2018] [Accepted: 03/05/2018] [Indexed: 11/30/2022]
Abstract
PURPOSE Benign paroxysmal positional vertigo (BPPV) involving the horizontal and superior semicircular canals is difficult to study due to variability in diagnosis. We aim to compare disease, treatment, and outcome characteristics between patients with BPPV of non-posterior semicircular canals (NP-BPPV) and BPPV involving the posterior canal only (P-BPPV) using the particle repositioning chair as a diagnostic and therapeutic tool. METHODS Retrospective review of patients diagnosed with and treated for BPPV at a high volume otology institution using the particle repositioning chair. RESULTS A total of 610 patients with BPPV were identified, 19.0% of whom had NP-BPPV. Patients with NP-BPPV were more likely to have bilateral BPPV (52.6% vs. 27.6%, p < 0.0005) and Meniere's disease (12.1% vs. 5.9%, p = 0.02) and were more likely to have caloric weakness (40.3% vs. 24.3%, p = 0.01). Patients with NP-BPPV required more treatments for BPPV (average 3.4 vs. 2.4, p = 0.01) but did not have a significantly different rate of resolution, rate of recurrence, or time to resolution or recurrence than patients with posterior canal BPPV. CONCLUSIONS Comparison of NP-BPPV and P-BPPV is presented with reliable diagnosis by the particle repositioning chair. NP-BPPV affects 19% of patients with BPPV, and these patients are more likely to have bilateral BPPV and to require more treatment visits but have similar outcomes to those with P-BPPV. NP-BPPV is common and should be part of the differential diagnosis for patients presenting with positional vertigo.
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Affiliation(s)
- Alexander L Luryi
- Department of Surgery, Yale University School of Medicine, New Haven, CT, United States
| | - David Wright
- Department of Neurotology, Michigan Ear Institute, St. John Providence Hospital and Medical Centers, Novi, MI, United States
| | - Juliana Lawrence
- Department of Surgery, Yale University School of Medicine, New Haven, CT, United States
| | - Seilesh Babu
- Department of Neurotology, Michigan Ear Institute, St. John Providence Hospital and Medical Centers, Novi, MI, United States
| | - Michael LaRouere
- Department of Neurotology, Michigan Ear Institute, St. John Providence Hospital and Medical Centers, Novi, MI, United States
| | - Dennis I Bojrab
- Department of Neurotology, Michigan Ear Institute, St. John Providence Hospital and Medical Centers, Novi, MI, United States
| | - Eric W Sargent
- Department of Neurotology, Michigan Ear Institute, St. John Providence Hospital and Medical Centers, Novi, MI, United States
| | - John Zappia
- Department of Neurotology, Michigan Ear Institute, St. John Providence Hospital and Medical Centers, Novi, MI, United States
| | - Christopher A Schutt
- Department of Neurotology, Michigan Ear Institute, St. John Providence Hospital and Medical Centers, Novi, MI, United States.
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Jilla AM, Roberts RA, Johnson CE. Teaching Patient-Centered Counseling Skills for Assessment, Diagnosis, and Management of Benign Paroxysmal Positional Vertigo. Semin Hear 2018; 39:52-66. [PMID: 29422713 PMCID: PMC5802993 DOI: 10.1055/s-0037-1613705] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022] Open
Abstract
Audiologists are an integral part of the management of those with dizziness and vestibular disorders. However, little research has been performed on counseling approaches for patients who present with dizziness as a primary concern. Accordingly, it is important that audiology students are provided with didactic and experiential learning opportunities for the assessment, diagnosis, and management of this population. Benign paroxysmal positional vertigo is the most common vestibular disorder among adults. Doctor of Audiology students, at a minimum, should be provided with learning opportunities for counseling patients with this particular disorder. Implementation of patient-centered counseling is applied across various parts of the patient encounter from initial intake to treatment and patient education. The purpose of this article is to present the available evidence and to apply widely accepted theories and techniques to counseling those with benign paroxysmal positional vertigo. Didactic resources and experiential learning activities are provided for use in coursework or as a supplement to clinical education.
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Affiliation(s)
- Anna Marie Jilla
- Hearing Evaluation, Rehabilitation, and Outcomes (HERO) Laboratory, Department of Communication Sciences and Disorders, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma
| | - Richard A. Roberts
- Department of Hearing and Speech Sciences Vanderbilt University Medical Center, Nashville, Tennessee
| | - Carole E. Johnson
- Hearing Evaluation, Rehabilitation, and Outcomes (HERO) Laboratory, Department of Communication Sciences and Disorders, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma
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Cha WW, Song K, Yu IK, Choi MS, Chang DS, Cho CS, Lee HY. Magnetic resonance imaging predicts chronic dizziness after benign paroxysmal positional vertigo. Am J Otolaryngol 2017; 38:428-432. [PMID: 28390809 DOI: 10.1016/j.amjoto.2017.04.001] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/29/2016] [Revised: 03/01/2017] [Accepted: 04/04/2017] [Indexed: 11/17/2022]
Abstract
OBJECTIVES We aimed to evaluate the clinical implications of magnetic resonance imaging (MRI) findings in patients with benign paroxysmal positional vertigo (BPPV). METHODS A total of 120 patients diagnosed with BPPV completed MRI at the emergency room between December 2012 and June 2015 and met our criteria for inclusion in this study. Epidemiologic characteristics, the results of audio-vestibular testing, and MRI findings were retrospectively analyzed. RESULTS The most common findings were white matter hyperintensities (70.0%), sinusitis (34.2%), and brain atrophy (25.0%). There were no significant differences in MRI findings or epidemiologic characteristics according to BPPV subtype (p>0.05). A multiple regression analysis revealed that BPPV recurrence (odds ratio, 6.88; 95% confidence interval, 1.67-34.48; p=0.009) and brain atrophy (odds ratio, 4.39; 95% confidence interval, 1.11-21.28; p=0.036) were positively associated with dizziness lasting longer than 3months. CONCLUSION Brain atrophy was independently associated with long-lasting dizziness after BPPV. Although the mechanism is unclear, brain atrophy may have relevance to otoneurotologic disease-related changes in brain structure.
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Affiliation(s)
- Wang Woon Cha
- Department of Otorhinolaryngology, Eulji University Medical Center, Eulji University School of Medicine, Daejeon, Republic of Korea
| | - Kudamo Song
- Department of Otorhinolaryngology, Eulji University Medical Center, Eulji University School of Medicine, Daejeon, Republic of Korea
| | - In Kyu Yu
- Department of Diagnostic Radiology, Eulji University Medical Center, Eulji University School of Medicine, Eulji University, Daejeon, Republic of Korea
| | - Myoung Su Choi
- Department of Otorhinolaryngology, Eulji University Medical Center, Eulji University School of Medicine, Daejeon, Republic of Korea
| | - Dong Sik Chang
- Department of Otorhinolaryngology, Eulji University Medical Center, Eulji University School of Medicine, Daejeon, Republic of Korea
| | - Chin-Saeng Cho
- Department of Otorhinolaryngology, Eulji University Medical Center, Eulji University School of Medicine, Daejeon, Republic of Korea
| | - Ho Yun Lee
- Department of Otorhinolaryngology, Eulji University Medical Center, Eulji University School of Medicine, Daejeon, Republic of Korea.
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Kunel'skaya NL, Mokrysheva NG, Guseva AL, Baibakova EV, Manaenkova EA. [Benign paroxysmal positional vertigo: modern concepts of its etiology and pathogenesis]. Vestn Otorinolaringol 2017. [PMID: 28631688 DOI: 10.17116/otorino201782375-79] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/17/2022]
Abstract
The objective of the present review of the literature is the analysis of the currently available data concerning etiology and pathogenesis of benign paroxysmal positional vertigo (BPPV). The special emphasis is placed on the modern hypotheses of BPPV formation that collectively account for not more than 15% of all known cases of this condition. The best explored are the following causes of benign paroxysmal positional vertigo: vestibular neuronitis, head injuries, and disorders in the middle ear. During the recent years, much attention has been given to the role of disturbances of calcium metabolism and osteoporosis in etiology of benign paroxysmal positional vertigo. It is supposed that pathogenesis of vertiginous attacks can be explained in terms of the canalolithiasis and cupulolithiasis theories.
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Affiliation(s)
- N L Kunel'skaya
- L.I. Sverzhevsky Research and Clinical Institute of Otorhinolaryngology, Moscow Health Department, Moscow, Russia, 117152; N.I. Pirogov Russian National Research Medical University, Ministry of Health of the Russian Federation, Moscow, Russia, 117997
| | - N G Mokrysheva
- Endocrinological Research Centre, Ministry of Health of the Russian Federation, Moscow, Russia, 117036
| | - A L Guseva
- N.I. Pirogov Russian National Research Medical University, Ministry of Health of the Russian Federation, Moscow, Russia, 117997
| | - E V Baibakova
- L.I. Sverzhevsky Research and Clinical Institute of Otorhinolaryngology, Moscow Health Department, Moscow, Russia, 117152
| | - E A Manaenkova
- L.I. Sverzhevsky Research and Clinical Institute of Otorhinolaryngology, Moscow Health Department, Moscow, Russia, 117152
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Bhattacharyya N, Gubbels SP, Schwartz SR, Edlow JA, El-Kashlan H, Fife T, Holmberg JM, Mahoney K, Hollingsworth DB, Roberts R, Seidman MD, Steiner RWP, Do BT, Voelker CCJ, Waguespack RW, Corrigan MD. Clinical Practice Guideline: Benign Paroxysmal Positional Vertigo (Update). Otolaryngol Head Neck Surg 2017; 156:S1-S47. [DOI: 10.1177/0194599816689667] [Citation(s) in RCA: 363] [Impact Index Per Article: 51.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/05/2023]
Abstract
Objective This update of a 2008 guideline from the American Academy of Otolaryngology—Head and Neck Surgery Foundation provides evidence-based recommendations to benign paroxysmal positional vertigo (BPPV), defined as a disorder of the inner ear characterized by repeated episodes of positional vertigo. Changes from the prior guideline include a consumer advocate added to the update group; new evidence from 2 clinical practice guidelines, 20 systematic reviews, and 27 randomized controlled trials; enhanced emphasis on patient education and shared decision making; a new algorithm to clarify action statement relationships; and new and expanded recommendations for the diagnosis and management of BPPV. Purpose The primary purposes of this guideline are to improve the quality of care and outcomes for BPPV by improving the accurate and efficient diagnosis of BPPV, reducing the inappropriate use of vestibular suppressant medications, decreasing the inappropriate use of ancillary testing such as radiographic imaging, and increasing the use of appropriate therapeutic repositioning maneuvers. The guideline is intended for all clinicians who are likely to diagnose and manage patients with BPPV, and it applies to any setting in which BPPV would be identified, monitored, or managed. The target patient for the guideline is aged ≥18 years with a suspected or potential diagnosis of BPPV. The primary outcome considered in this guideline is the resolution of the symptoms associated with BPPV. Secondary outcomes considered include an increased rate of accurate diagnoses of BPPV, a more efficient return to regular activities and work, decreased use of inappropriate medications and unnecessary diagnostic tests, reduction in recurrence of BPPV, and reduction in adverse events associated with undiagnosed or untreated BPPV. Other outcomes considered include minimizing costs in the diagnosis and treatment of BPPV, minimizing potentially unnecessary return physician visits, and maximizing the health-related quality of life of individuals afflicted with BPPV. Action Statements The update group made strong recommendations that clinicians should (1) diagnose posterior semicircular canal BPPV when vertigo associated with torsional, upbeating nystagmus is provoked by the Dix-Hallpike maneuver, performed by bringing the patient from an upright to supine position with the head turned 45° to one side and neck extended 20° with the affected ear down, and (2) treat, or refer to a clinician who can treat, patients with posterior canal BPPV with a canalith repositioning procedure. The update group made a strong recommendation against postprocedural postural restrictions after canalith repositioning procedure for posterior canal BPPV. The update group made recommendations that the clinician should (1) perform, or refer to a clinician who can perform, a supine roll test to assess for lateral semicircular canal BPPV if the patient has a history compatible with BPPV and the Dix-Hallpike test exhibits horizontal or no nystagmus; (2) differentiate, or refer to a clinician who can differentiate, BPPV from other causes of imbalance, dizziness, and vertigo; (3) assess patients with BPPV for factors that modify management, including impaired mobility or balance, central nervous system disorders, a lack of home support, and/or increased risk for falling; (4) reassess patients within 1 month after an initial period of observation or treatment to document resolution or persistence of symptoms; (5) evaluate, or refer to a clinician who can evaluate, patients with persistent symptoms for unresolved BPPV and/or underlying peripheral vestibular or central nervous system disorders; and (6) educate patients regarding the impact of BPPV on their safety, the potential for disease recurrence, and the importance of follow-up. The update group made recommendations against (1) radiographic imaging for a patient who meets diagnostic criteria for BPPV in the absence of additional signs and/or symptoms inconsistent with BPPV that warrant imaging, (2) vestibular testing for a patient who meets diagnostic criteria for BPPV in the absence of additional vestibular signs and/or symptoms inconsistent with BPPV that warrant testing, and (3) routinely treating BPPV with vestibular suppressant medications such as antihistamines and/or benzodiazepines. The guideline update group provided the options that clinicians may offer (1) observation with follow-up as initial management for patients with BPPV and (2) vestibular rehabilitation, either self-administered or with a clinician, in the treatment of BPPV.
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Affiliation(s)
- Neil Bhattacharyya
- Department of Otolaryngology, Harvard Medical School, Brigham and Women’s Hospital, Boston, Massachusetts, USA
| | - Samuel P. Gubbels
- Department of Otolaryngology, School of Medicine and Public Health, University of Colorado, Aurora, Colorado, USA
| | - Seth R. Schwartz
- Department of Otolaryngology, Virginia Mason Medical Center, Seattle, Washington, USA
| | - Jonathan A. Edlow
- Department of Emergency Medicine, Beth Israel Deaconess Medical Center, Boston, Massachusetts, USA
| | - Hussam El-Kashlan
- Department of Otolaryngology, University of Michigan, Ann Arbor, Michigan, USA
| | - Terry Fife
- Barrow Neurological Institute and College of Medicine, University of Arizona, Phoenix, Arizona, USA
| | | | | | | | - Richard Roberts
- Alabama Hearing and Balance Associates, Inc, Birmingham, Alabama, USA
| | - Michael D. Seidman
- Department of Otolaryngology–Head and Neck Surgery, College of Medicine, University of Central Florida, Orlando, Florida, USA
| | - Robert W. Prasaad Steiner
- Department of Health Management and Systems Science and Department of Family and Geriatric Medicine, School of Public Health and Information Science, University of Louisville, Louisville, Kentucky, USA
| | - Betty Tsai Do
- Department of Otorhinolaryngology, Health Sciences Center, University of Oklahoma, Oklahoma City, Oklahoma, USA
| | - Courtney C. J. Voelker
- Department of Otolaryngology–Head and Neck Surgery, Feinberg School of Medicine, Northwestern University, Chicago, Illinois, USA
| | - Richard W. Waguespack
- Department of Otolaryngology, University of Alabama at Birmingham, Birmingham, Alabama, USA
| | - Maureen D. Corrigan
- American Academy of Otolaryngology–Head and Neck Surgery Foundation, Alexandria, Virginia, USA
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Kim MB, Lee HS, Ban JH. Vestibular suppressants after canalith repositioning in benign paroxysmal positional vertigo. Laryngoscope 2014; 124:2400-3. [PMID: 24782447 DOI: 10.1002/lary.24741] [Citation(s) in RCA: 18] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/05/2014] [Revised: 04/15/2014] [Accepted: 04/26/2014] [Indexed: 11/11/2022]
Abstract
OBJECTIVES/HYPOTHESIS To investigate the characteristics of residual symptoms and to evaluate the effects of adjuvant vestibular suppressants on residual symptoms after successful canalith repositioning procedures (CRPs). STUDY DESIGN Individual randomized controlled trial. METHODS One hundred fifty patients with idiopathic benign paroxysmal positional vertigo who achieved successful CRPs on initial visit participated in this study. Dizziness Handicap Inventory (DHI) questionnaires were completed before CRPs. All study populations were divided into three groups after successful CRPs on the initial visit day: the medication (V) group (treated with a vestibular suppressant [dimenhydrinate 50 mg per day]), the placebo (P) group, and the no medication (N) group. One week after successful CRPs, residual symptoms were checked and repeated DHI questionnaires were completed to compare residual symptoms. RESULTS Among the 138 patients who did not show positional nystagmus at follow-up, 67 (48.5%) complained of residual symptoms. The presence of residual symptoms was more prevalent in the P and N group compared with the V group (P = .035, P = .017, respectively). The most frequent residual symptom was lightheadedness (n = 42). Moreover, in the V group, lightheadedness was significantly reduced compared with the P group (P = .029). However, in the analysis of DHI, total and subscale scores did not differ across the three groups before or after successful CRP. CONCLUSIONS Vestibular suppressants significantly reduced residual symptoms compared to both placebo and no medication after CRP. However, there was no significant reduction in DHI score compared with the control group, suggesting that the residual symptoms could not be evaluated by DHI score alone.
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Affiliation(s)
- Min-Beom Kim
- Department of Otolaryngology-Head and Neck Surgery, Kangbuk Samsung Hospital, Sungkyunkwan University, School of Medicine, Seoul, Korea
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15
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Perez-Fernandez N, Martinez-Lopez M, Manrique-Huarte R. Vestibulo-ocular reflex in patients with superior semicircular canal benign paroxysmal positional vertigo (BPPV). Acta Otolaryngol 2014; 134:485-90. [PMID: 24702228 DOI: 10.3109/00016489.2013.871750] [Citation(s) in RCA: 9] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/13/2022]
Abstract
CONCLUSION The function of all the semicircular canals in patients with idiopathic benign paroxysmal positional vertigo (BPPV) in whom otoconial debris is located in the superior semicircular canal (SSC) is normal. OBJECTIVE BPPV of SSC is an infrequent entity in which otoconial debris evokes vertigo and nystagmus in the head-hanging position and during anterior flexion of the patient. METHODS We studied the vestibulo-ocular reflex (VOR) in 12 patients with this particular type of BPPV. The reflex was evoked by rapid head impulses in the plane of the three semicircular canals in the affected and the normal ear. The reflex was evaluated with a video system that analyzes the head and eye velocity: the gain (the relation between both magnitudes) was the objective measure. RESULTS The mean gain of VOR was within normal limits for the six semicircular canals and there were no significant differences between the same canals on each side of patients with BPPV in whom canalolithiasis was located in the SSC. However, gain asymmetry was different for each pair of canals.
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Affiliation(s)
- Nicolas Perez-Fernandez
- Department of Otorhinolaryngology, Clinica Universidad de Navarra, University of Navarra , Pamplona , Spain
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Balatsouras DG, Koukoutsis G, Ganelis P, Economou NC, Moukos A, Aspris A, Katotomichelakis M. Benign paroxysmal positional vertigo secondary to vestibular neuritis. Eur Arch Otorhinolaryngol 2013; 271:919-24. [PMID: 23575935 DOI: 10.1007/s00405-013-2484-2] [Citation(s) in RCA: 23] [Impact Index Per Article: 2.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/22/2012] [Accepted: 04/02/2013] [Indexed: 11/30/2022]
Abstract
The aim of this study was to present the demographic, pathogenetic and clinical features of benign paroxysmal positional vertigo (BPPV) secondary to vestibular neuritis (VN). The medical records of 22 patients, who presented with BPPV within 12 weeks after the onset of VN, were reviewed. Data of a complete otolaryngological, audiological, neurotologic and imaging evaluation were available for all patients. Two hundred and eighty-four patients with idiopathic BPPV were used as a control group. The patients with BPPV secondary to VN presented the following features, in which they differed from the patients with idiopathic BPPV: (1) a lower mean age; (2) involvement of the posterior semicircular canal; (3) presence of canal weakness; (4) more therapeutic sessions needed for cure and a higher rate of recurrence. It may be, thus, concluded that BPPV associated with VN differs from idiopathic BPPV in regard to several epidemiological and clinical features, it responds less effectively to treatment and may follow a protracted course, having a tendency for recurrence.
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Affiliation(s)
- Dimitrios G Balatsouras
- ENT Department, Tzanion General Hospital, 23 Achaion Str.-Agia Paraskevi, 15343, Pireaus, Athens, Greece,
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17
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Utility measures of health-related quality of life in patients treated for benign paroxysmal positional vertigo. Ear Hear 2009; 30:369-76. [PMID: 19322083 DOI: 10.1097/aud.0b013e31819f316a] [Citation(s) in RCA: 15] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/28/2022]
Abstract
OBJECTIVES Comparing the effects of different disorders and interventions on health-related quality of life (HRQoL) is important for healthcare policy and accountability. There are two basic approaches to measure HRQoL: questionnaires derived from psychometrics and preference-based measures or utilities derived from econometrics. While disease-specific HRQoL questionnaires, such as the Dizziness Handicap Inventory (DHI), are important because they focus on the impact of a specific problem and its treatments (i.e., vestibular disorders), economic comparisons of the impacts of diseases/disorders and their treatments are typically based on utility assessment. The utility measures for audiology application (UMAA) were developed to measure utilities for various audiologic conditions using a standard computer. The purpose of this study was to determine if the UMAA provides stable, valid, and sensitive utility measures of the effects of benign paroxysmal positional vertigo (BPPV) and its treatment on HRQoL. It was hypothesized that utilities, as measured by the UMAA, would indicate improvement in HRQoL post-treatment for BPPV comparable to a disease-specific health status measure (DHI). DESIGN The UMAA incorporates three techniques to measure utility: rating scale, standard gamble, and time tradeoff. A utility is a cardinal measure of strength of preference and is measured on a continuum basis from 0.0 (incapacitating dizziness) to 1.0 (no dizziness). Fifty-two adults with BPPV of the posterior semicircular canal completed the UMAA and DHI before treatment and again post-treatment. A subgroup of 15 participants completed the UMAA on two occasions before treatment to assess test-retest stability and to establish critical difference values. RESULTS Results from this investigation demonstrate that utilities as measured through the UMAA are stable, valid, and comparable to the DHI. Post-treatment utilities were also significantly higher than pretreatment utilities, indicating that the utilities, as measured through the UMAA, are sensitive to improvement in HRQoL after BPPV treatment. CONCLUSIONS Utilities as measured through the UMAA seem sensitive to changes in HRQoL after treatment of BPPV. Since the UMAA can be used to measure patient preference (i.e., utility), it may be useful for comparison of specific audiologic conditions, such as BPPV, to nonaudiologic conditions, such as cardiovascular disease and kidney disease.
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Lee NH, Kwon HJ, Ban JH. Analysis of Residual Symptoms after Treatment in Benign Paroxysmal Positional Vertigo Using Questionnaire. Otolaryngol Head Neck Surg 2009; 141:232-6. [DOI: 10.1016/j.otohns.2009.04.006] [Citation(s) in RCA: 20] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/28/2009] [Revised: 03/10/2009] [Accepted: 04/07/2009] [Indexed: 11/27/2022]
Abstract
OBJECTIVES: Canalith repositioning procedure (CRP) provides rapid and long-lasting relief of symptoms in most patients with benign paroxysmal positional vertigo. However, some patients express nonspecific symptoms such as anxiety or discomfort after treatment, even after the disappearance of nystagmus and vertigo. The purpose of this study was to assess the residual symptoms after CRP in patients with benign paroxysmal positional vertigo using the Dizziness Handicap Inventory (DHI) in a questionnaire format. STUDY DESIGN AND SETTING: Controlled, prospective study. SUBJECTS AND METHODS: CRP was performed in 135 patients until nystagmus and vertigo disappeared. Patients were asked to complete the questionnaire before and 5 to 7 days after treatment. A control group of 135 normal volunteers was selected and cross-matched according to the age and sex of the patient group. The data were compared for the pre-CRP, post-CRP, and control groups. RESULTS: There was a significant improvement in the DHI scores when comparing the pre- and post-CRP groups ( P = 0.000), although six items showed incomplete improvement. Subsequent comparison of DHI scores between the control group and the post-CRP group still showed a difference in some items so that the improvement was incomplete. CONCLUSION: Even after successful CRPs, Dizziness Handicap Inventory scores indicated that residual subjective symptoms may remain. Thus, additional follow-up and management are important for these patients.
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Affiliation(s)
- No Hee Lee
- From the Department of Otolaryngology–Head and Neck Surgery, Kangbuk Samsung Hospital, Sungkyunkwan University School of Medicine
| | - Hee Jun Kwon
- From the Department of Otolaryngology–Head and Neck Surgery, Kangbuk Samsung Hospital, Sungkyunkwan University School of Medicine
| | - Jae Ho Ban
- From the Department of Otolaryngology–Head and Neck Surgery, Kangbuk Samsung Hospital, Sungkyunkwan University School of Medicine
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Bhattacharyya N, Baugh RF, Orvidas L, Barrs D, Bronston LJ, Cass S, Chalian AA, Desmond AL, Earll JM, Fife TD, Fuller DC, Judge JO, Mann NR, Rosenfeld RM, Schuring LT, Steiner RWP, Whitney SL, Haidari J. Clinical Practice Guideline: Benign Paroxysmal Positional Vertigo. Otolaryngol Head Neck Surg 2008; 139:S47-81. [PMID: 18973840 DOI: 10.1016/j.otohns.2008.08.022] [Citation(s) in RCA: 384] [Impact Index Per Article: 24.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/20/2008] [Accepted: 08/21/2008] [Indexed: 11/24/2022]
Abstract
Objectives: This guideline provides evidence-based recommendations on managing benign paroxysmal positional vertigo (BPPV), which is the most common vestibular disorder in adults, with a lifetime prevalence of 2.4 percent. The guideline targets patients aged 18 years or older with a potential diagnosis of BPPV, evaluated in any setting in which an adult with BPPV would be identified, monitored, or managed. This guideline is intended for all clinicians who are likely to diagnose and manage adults with BPPV. Purpose: The primary purposes of this guideline are to improve quality of care and outcomes for BPPV by improving the accurate and efficient diagnosis of BPPV, reducing the inappropriate use of vestibular suppressant medications, decreasing the inappropriate use of ancillary tests such as radiographic imaging and vestibular testing, and to promote the use of effective repositioning maneuvers for treatment. In creating this guideline, the American Academy of Otolaryngology—Head and Neck Surgery Foundation selected a panel representing the fields of audiology, chiropractic medicine, emergency medicine, family medicine, geriatric medicine, internal medicine, neurology, nursing, otolaryngology–head and neck surgery, physical therapy, and physical medicine and rehabilitation. Results The panel made strong recommendations that 1) clinicians should diagnose posterior semicircular canal BPPV when vertigo associated with nystagmus is provoked by the Dix-Hallpike maneuver. The panel made recommendations against 1) radiographic imaging, vestibular testing, or both in patients diagnosed with BPPV, unless the diagnosis is uncertain or there are additional symptoms or signs unrelated to BPPV that warrant testing; and 2) routinely treating BPPV with vestibular suppressant medications such as antihistamines or benzodiazepines. The panel made recommendations that 1) if the patient has a history compatible with BPPV and the Dix-Hallpike test is negative, clinicians should perform a supine roll test to assess for lateral semicircular canal BPPV; 2) clinicians should differentiate BPPV from other causes of imbalance, dizziness, and vertigo; 3) clinicians should question patients with BPPV for factors that modify management including impaired mobility or balance, CNS disorders, lack of home support, and increased risk for falling; 4) clinicians should treat patients with posterior canal BPPV with a particle repositioning maneuver (PRM); 5) clinicians should reassess patients within 1 month after an initial period of observation or treatment to confirm symptom resolution; 6) clinicians should evaluate patients with BPPV who are initial treatment failures for persistent BPPV or underlying peripheral vestibular or CNS disorders; and 7) clinicians should counsel patients regarding the impact of BPPV on their safety, the potential for disease recurrence, and the importance of follow-up. The panel offered as options that 1) clinicians may offer vestibular rehabilitation, either self-administered or with a clinician, for the initial treatment of BPPV and 2) clinicians may offer observation as initial management for patients with BPPV and with assurance of follow-up. The panel made no recommendation concerning audiometric testing in patients diagnosed with BPPV. Disclaimer: This clinical practice guideline is not intended as a sole source of guidance in managing benign paroxysmal positional vertigo. Rather, it is designed to assist clinicians by providing an evidence-based framework for decision-making strategies. The guideline is not intended to replace clinical judgement or establish a protocol for all individuals with this condition, and may not provide the only appropriate approach to diagnosing and managing this problem. ® 2008 American Academy of Otolaryngology–Head and Neck Surgery Foundation. All rights reserved.
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Molina MI, López-Escámez JA, Zapata C, Vergara L. Monitoring of caloric response and outcome in patients with benign paroxysmal positional vertigo. Otol Neurotol 2007; 28:798-800. [PMID: 17721367 DOI: 10.1097/mao.0b013e318067e322] [Citation(s) in RCA: 15] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/26/2022]
Abstract
OBJECTIVE To analyze the time course of caloric response in patients with Benign Paroxysmal Positional Vertigo (BPPV). PATIENTS Seventy-four individuals with diagnosis of BPPV during Dix-Hallpike (DH) test. STUDY DESIGN A prospective, longitudinal study. SETTING A tertiary referral center. INTERVENTION Patients were treated by particle repositioning maneuvers according to the affected canal, and the effectiveness was evaluated at 180 and 360 days. Bithermal caloric response was obtained by using 44 and 30 degrees C water irrigations at diagnosis, 6 months, and 1 year after. MAIN OUTCOME MEASURE Canal paresis (CP) and response to DH after treatment. RESULTS The effectiveness of the treatment for BPPV (absence of vertigo and positional nystagmus during DH) was 65.2% (45 of 69) after 1 year of follow-up. Twenty-five percent of (16 of 64) individuals with BPPV presented CP at diagnosis, 27% (12 of 44) at 6 months, and 16% (9 of 56) 1 year after. One year after, seven individuals with CP showed a normal caloric response, another seven demonstrated persistent CP, and one case developed a bilateral CP. The effectiveness of particle repositioning maneuvers was not significantly different between subjects with or without CP after 1 year of follow-up (odds ratio, 1.31 [95% confidence intervals, 0.35-4.89], p = 0.88). CONCLUSION Canal paresis is not associated with a lower outcome to repositioning.
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Affiliation(s)
- Maria I Molina
- Otology & Neurotology Group CTS495, Department of Surgery, Hospital de Poniente de Almería, El Ejido, Almería, Spain
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