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Guo T, Jia G, Liu D, Deng X, Li J, Xie H. Understanding Factors That Cause Benign Paroxysmal Positional Vertigo, Ménière Disease, and Vestibular Neuritis: A Two-Sample Mendelian Randomization Study. Ear Hear 2024:00003446-990000000-00332. [PMID: 39145629 DOI: 10.1097/aud.0000000000001574] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 08/16/2024]
Abstract
OBJECTIVES Vertigo is a prevalent clinical symptom, frequently associated with benign paroxysmal positional vertigo (BPPV), Ménière disease (MD), and vestibular neuritis (VN), which are three common peripheral vestibular disorders. However, there is a relative lack of research in epidemiology and etiology, with some existing studies presenting discrepancies in their conclusions. We conducted a two-sample Mendelian randomization (MR) analysis to explore potential risk and protective factors for these three peripheral vestibular disorders. DESIGN Based on genome-wide association studies, we executed a univariable MR to investigate the potential associations between 38 phenotypes and MD, BPPV, and VN. We used the inverse variance weighted method as the primary MR result and conducted multiple sensitivity analyses. We used false discovery rate (FDR) correction to control for type I errors. For findings that were significant in the univariable MR, a multivariable MR analysis was implemented to ascertain direct effects. In addition, we replicated analyses of significant results from the univariable MR to enhance the robustness of our analyses. RESULTS For BPPV, both alcohol consumption (odds ratio [OR] = 0.57, 95% confidence interval [CI] = 0.43 to 0.76, FDR Q = 0.004) and educational attainment (OR = 0.77, 95% CI = 0.68 to 0.88, FDR Q = 0.003) were found to decrease the risk. The genetic prediction analysis identified major depression (OR = 1.75, 95% CI = 1.28 to 2.39, FDR Q = 0.008) and anxiety (OR = 5.25, 95% CI = 1.79 to 15.42, FDR Q = 0.036) increased the risk of MD. However, the impact of major depression on MD could be influenced by potential horizontal pleiotropy. Systolic blood pressures (OR = 1.03, 95% CI = 1.02 to 1.04, FDR Q = 4.00 × 10 -7 ) and diastolic blood pressures (OR = 1.05, 95% CI = 1.03 to 1.07, FDR Q = 2.83 × 10 -6 ) were associated with an increased risk of VN, whereas high-density lipoprotein (OR = 0.77, 95% CI = 0.67 to 0.89, FDR Q = 0.009) and urate (OR = 0.75, 95% CI = 0.63 to 0.91, FDR Q = 0.041) reduces the risk of VN. Only the relationship between urate and VN was not replicated in the replication analysis. Multivariable MR showed that the protective effect of education on BPPV was independent of Townsend deprivation index. The protective effect of high-density lipoprotein against VN was independent of triglycerides and apolipoprotein A1. The risk impacts of systolic and diastolic blood pressures on VN exhibited collinearity, but both are independent of chronic kidney disease and estimated glomerular filtration rate. The impacts of anxiety and severe depression on MD demonstrated collinearity. CONCLUSIONS Our study identified the risk association between systolic and diastolic blood pressure with VN and the protective influence of high-density lipoprotein on VN, which may support the vascular hypothesis underlying VN. Furthermore, we observed an elevated risk of MD associated with anxiety. The potential protective effects of education and alcohol consumption on BPPV need further exploration in subsequent studies to elucidate specific mechanistic pathways. In summary, our MR study offers novel insights into the etiology of three peripheral vestibular diseases from a genetic epidemiological standpoint.
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Affiliation(s)
- Tao Guo
- Clinical Medical College, Chengdu University of Traditional Chinese Medicine, Chengdu, China
- Department of Otolaryngology, Hospital of Chengdu University of Traditional Chinese Medicine, Chengdu, China
| | - Guobing Jia
- Clinical Medical College, Chengdu University of Traditional Chinese Medicine, Chengdu, China
- Department of Otolaryngology, Hospital of Chengdu University of Traditional Chinese Medicine, Chengdu, China
| | - Dehong Liu
- Clinical Medical College, Chengdu University of Traditional Chinese Medicine, Chengdu, China
- Department of Otolaryngology, Hospital of Chengdu University of Traditional Chinese Medicine, Chengdu, China
| | - Xinxing Deng
- Clinical Medical College, Chengdu University of Traditional Chinese Medicine, Chengdu, China
- Department of Otolaryngology, Hospital of Chengdu University of Traditional Chinese Medicine, Chengdu, China
| | - Jiongke Li
- Clinical Medical College, Chengdu University of Traditional Chinese Medicine, Chengdu, China
- Department of Otolaryngology, Hospital of Chengdu University of Traditional Chinese Medicine, Chengdu, China
| | - Hui Xie
- Clinical Medical College, Chengdu University of Traditional Chinese Medicine, Chengdu, China
- Department of Otolaryngology, Hospital of Chengdu University of Traditional Chinese Medicine, Chengdu, China
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Tønnesen ES, Nielsen JB, Rose K, Wanscher JH, Schmidt JH, Sorensen JR. Labor market effects of rehabilitation for patients diagnosed with dizziness - a Danish nationwide register-based cohort study. Eur Arch Otorhinolaryngol 2024:10.1007/s00405-024-08871-y. [PMID: 39098958 DOI: 10.1007/s00405-024-08871-y] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/07/2024] [Accepted: 07/24/2024] [Indexed: 08/06/2024]
Abstract
PURPOSE Both vestibular neuronitis (VN) and Meniere's disease (MD) have great impact on quality of life and are associated with a significant number of sick leave days absent from work. The aim was to assess labor market participation rate one year after hospital diagnosis of VN and MD and the use of rehabilitation measures. STUDY DESIGN Nationwide register-based cohort study including patients with VN (n = 1,341) and MD (n = 843) and control persons matched in 1:5 with a VN cohort control (n = 6,683) and MD cohort control (n = 4,209). RESULTS Compared to control persons, VN patients were more likely to be single, have higher income, and a higher Charlson comorbidity index score. MD patients had a higher level of education and a higher Charlson index compared to control persons. One year after patients were diagnosed with VN, no significant difference in labor market participation was observed (p = 0.88). However, MD patients had a 10.4% reduced probability of possessing a full-time job one year after diagnosis compared to matched control persons (58.1 ± 0.5% vs. 68.5 ± 0.5%, p < 0.001). Both VN and MD patients consulted otorhinolaryngologists, general practitioners, and physiotherapists more than control persons both before and after the initial diagnosis (p < 0.01). In addition, MD patients also consulted psychologists more frequently before and after diagnosis of the disease (p < 0.01). CONCLUSION Intrahospital diagnosed MD increases the risk of leaving the labor market in opposition to VN. Both MD and VN are associated with significant expenses to the Danish health care system from the use of public rehabilitation measures and medical consultations.
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Affiliation(s)
- Emil Severin Tønnesen
- Research Unit for ORL-Head & Neck Surgery and Audiology, Odense University Hospital & University of Southern Denmark, J.B. Winsløws vej 4, 5000, Odense C, Denmark
| | - Jesper Bo Nielsen
- Department of Public Health, University of Southern Denmark, Campusvej 55, 5230, Odense M, Denmark
| | - Kim Rose
- Department of Public Health, University of Southern Denmark, Campusvej 55, 5230, Odense M, Denmark
| | - Jens Højberg Wanscher
- Research Unit for ORL-Head & Neck Surgery and Audiology, Odense University Hospital & University of Southern Denmark, J.B. Winsløws vej 4, 5000, Odense C, Denmark
| | - Jesper Hvass Schmidt
- Research Unit for ORL-Head & Neck Surgery and Audiology, Odense University Hospital & University of Southern Denmark, J.B. Winsløws vej 4, 5000, Odense C, Denmark
| | - Jesper Roed Sorensen
- Research Unit for ORL-Head & Neck Surgery and Audiology, Odense University Hospital & University of Southern Denmark, J.B. Winsløws vej 4, 5000, Odense C, Denmark.
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Grill E, Darrouzet V, Mansmann U, Chabbert C. Prevalence of vestibular disease in France: analysis of prescription data from a national health insurance database. J Neurol 2024; 271:4865-4870. [PMID: 38727733 PMCID: PMC11319603 DOI: 10.1007/s00415-024-12423-z] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/09/2024] [Revised: 02/29/2024] [Accepted: 05/02/2024] [Indexed: 08/13/2024]
Abstract
Vestibular problems are frequent reasons for primary care consultations. However, there is considerable uncertainty about the prevalence and cost of vestibular disorders. Despite ambiguous effectiveness data, the histamine analogue betahistine is widely and almost exclusively used for treatment of vertigo. Prescription of betahistine can, therefore, be used as a proxy estimate for prevalence. We used openly available claims data from the French health insurance data warehouse, defining annual prevalence of vestibular disease as the number of people who received at least one betahistine prescription that year. Dosage and pack size of each prescribed formulation were extracted to calculate the sum of betahistine in mg and the Defined Daily Dose (DDD) for age and sex strata and in total. To estimate the relative impact of one landmark trial, the BEMED study, we compared prescriptions from the years 2014/2015 to prescriptions in 2019/2022. A total of 735,121 (2014), 694,705 (2015), 614,431 (2019), and 562,476 (2022) persons filled in a prescription of betahistine. Patients were predominantly older and female. Average amount dispensed per year and per person increased from 4422.54 mg during the pre-BEMED period to 4736.90 mg during the post-BEMED period. DDD decreased from 130 Mio per year in 2014/2015 to 116 Mio per year in 2019/2022. Total costs for betahistine decreased by 42% from 21,615,037 Euro in 2014 to 12,894,249 Euro in 2022. Vestibular disease is frequent in France and has a relevant impact on population health. Despite conflicting clinical evidence, betahistine continues to be prescribed widely in medical practice.
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Affiliation(s)
- Eva Grill
- Institute for Medical Information Processing, Biometry and Epidemiology, Faculty of Medicine, Ludwig-Maximilians University Muenchen, Marchioninistr. 15, 81377, Munich, Germany.
- German Centre for Vertigo and Balance Disorders, Faculty of Medicine, Ludwig-Maximilians University Muenchen, Munich, Germany.
| | - Vincent Darrouzet
- Otolaryngology, Head and Neck Surgery, University of Bordeaux, Bordeaux, France
| | - Ulrich Mansmann
- Institute for Medical Information Processing, Biometry and Epidemiology, Faculty of Medicine, Ludwig-Maximilians University Muenchen, Marchioninistr. 15, 81377, Munich, Germany
| | - Christian Chabbert
- Research Centre in Psychology and Neuroscience UMR7077, CNRS-Aix Marseille University, Marseille, France
- Research Group on Vestibular Pathophysiology; Unit GDR2074 CNRS, Marseille, France
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Kim HJ, Lee JR, Lee H, Kim JS. Healthcare Costs due to Dizziness/Vertigo in Korea: Analyses Using the Public Data of Health Insurance Review & Assessment Service. J Korean Med Sci 2024; 39:e214. [PMID: 39079683 PMCID: PMC11286326 DOI: 10.3346/jkms.2024.39.e214] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 05/12/2024] [Accepted: 06/11/2024] [Indexed: 08/03/2024] Open
Abstract
BACKGROUND Dizziness/vertigo is one of the most common symptoms for which people seek healthcare. However, the healthcare expenditure attributable to dizziness/vertigo in South Korea remains poorly understood. We investigated the healthcare costs due to six major disorders causing dizziness/vertigo using claims data. METHODS The healthcare costs were evaluated using all the claims data submitted to the Health Insurance Review and Assessment Service from January 1 to December 31, 2022. The six major vestibular disorders included for analysis were benign paroxysmal positional vertigo (BPPV), psychogenic/persistent postural perceptual dizziness (PPPD), vascular vertigo/dizziness (VVD), vestibular migraine (VM), Meniere's disease (MD), and vestibular neuritis (VN). RESULTS During the 1-year study period, 4.1% of adults aged 20 or older visited hospitals due to dizziness/vertigo in South Korea. Compared to the general population, the patients with dizziness/vertigo were more often elderly, female, and residents of small towns. The total healthcare cost for the six major vestibular disorders was ₩547.8 billion (approximately $406.5 million). BPPV incurred the highest annual healthcare cost (₩183.5 billion, 33.5%), followed by VVD (₩158.8 billion, 29.0%), MD (₩82.2 billion, 15.0%), psychogenic/PPPD (₩60.3 billion, 11.0%), VN (₩32.9 billion, 6.0%), and VM (₩30.1 billion, 5.5%). The mean healthcare cost per hospital visit due to dizziness/vertigo was ₩96,524 (95% confidence interval, ₩96,194-₩96,855), 30% higher than the average (₩73,948) of the overall healthcare cost per hospital visit over the same period. CONCLUSION Owing to higher healthcare costs for dizziness/vertigo and increased prevalence of dizziness/vertigo in the aged population, healthcare costs due to dizziness/vertigo will increase rapidly in South Korea. Thus, a guideline for cost-effective management of dizziness/vertigo should be established to reduce the healthcare costs due to these common symptoms.
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Affiliation(s)
- Hyo-Jung Kim
- Biomedical Research Institute, Seoul National University Bundang Hospital, Seongnam, Korea
| | - Jae-Ryun Lee
- Department of Health Policy and Management, Seoul National University College of Medicine, Seoul, Korea
| | - Hyejin Lee
- Department of Family Medicine, Seoul National University Bundang Hospital, Seongnam, Korea
- Department of Family Medicine, College of Medicine, Seoul National University, Seoul, Korea.
| | - Ji-Soo Kim
- Department of Neurology, College of Medicine, Seoul National University, Seoul, Korea
- Department of Neurology, Dizziness Center, Clinical Neuroscience Center, Seoul National University Bundang Hospital, Seongnam, Korea.
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Murphy CE, Roberts RA, Picou EM, Jacobson GP, Green AP. Probabilities of Isolated and Co-Occurring Vestibular Disorder Symptom Clusters Identified Using the Dizziness Symptom Profile. Ear Hear 2024; 45:878-883. [PMID: 38287481 DOI: 10.1097/aud.0000000000001482] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/31/2024]
Abstract
OBJECTIVES Dizziness is among the most common reasons people seek medical care. There are data indicating patients with dizziness, unsteadiness, or vertigo may have multiple underlying vestibular disorders simultaneously contributing to the overall symptoms. Greater awareness of the probability that a patient will present with symptoms of co-occurring vestibular disorders has the potential to improve assessment and management, which could reduce healthcare costs and improve patient quality of life. The purpose of the current investigation was to determine the probabilities that a patient presenting to a clinic for vestibular function testing has symptoms of an isolated vestibular disorder or co-occurring vestibular disorders. DESIGN All patients who are seen for vestibular function testing in our center complete the dizziness symptom profile, a validated self-report measure, before evaluation with the clinician. For this retrospective study, patient scores on the dizziness symptom profile, patient age, and patient gender were extracted from the medical record. The dizziness symptom profile includes symptom clusters specific to six disorders that cause vestibular symptoms, specifically: benign paroxysmal positional vertigo, vestibular migraine, vestibular neuritis, superior canal dehiscence, Meniere disease, and persistent postural perceptual dizziness. For the present study, data were collected from 617 participants (mean age = 56 years, 376 women, and 241 men) presenting with complaints of vertigo, dizziness, or imbalance. Patients were evaluated in a tertiary care dizziness specialty clinic from October 2020 to October 2021. Self-report data were analyzed using a Bayesian framework to determine the probabilities of reporting symptom clusters specific to an isolated disorder and co-occurring vestibular disorders. RESULTS There was a 42% probability of a participant reporting symptoms that were not consistent with any of the six vestibular disorders represented in the dizziness symptom profile. Participants were nearly as likely to report symptom clusters of co-occurring disorders (28%) as they were to report symptom clusters of an isolated disorder (30%). When in isolation, participants were most likely to report symptom clusters consistent with benign paroxysmal positional vertigo and vestibular migraine, with estimated probabilities of 12% and 10%, respectively. The combination of co-occurring disorders with the highest probability was benign paroxysmal positional vertigo + vestibular migraine (~5%). Probabilities decreased as number of symptom clusters on the dizziness symptom profile increased. The probability of endorsing vestibular migraine increased with the number of symptom clusters reported. CONCLUSIONS Many patients reported symptoms of more than one vestibular disorder, suggesting their symptoms were not sufficiently captured by the symptom clusters used to summarize any single vestibular disorder covered by the dizziness symptom profile. Our results indicate that probability of symptom clusters indicated by the dizziness symptom profile is comparable to prior published work on the prevalence of vestibular disorders. These findings support use of this tool by clinicians to assist with identification of symptom clusters consistent with isolated and co-occurring vestibular disorders.
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Affiliation(s)
- Claire E Murphy
- Department of Hearing and Speech Sciences, Vanderbilt University Medical Center, Nashville, Tennessee, USA
| | - Richard A Roberts
- Department of Hearing and Speech Sciences, Vanderbilt University Medical Center, Nashville, Tennessee, USA
| | - Erin M Picou
- Department of Hearing and Speech Sciences, Vanderbilt University Medical Center, Nashville, Tennessee, USA
| | - Gary P Jacobson
- Department of Hearing and Speech Sciences, Vanderbilt University Medical Center, Nashville, Tennessee, USA
| | - Andrea P Green
- Department of Hearing and Speech Sciences, Vanderbilt University Medical Center, Nashville, Tennessee, USA
- Current Position: Sonova USA, Inc., Aurora, Illinois, USA
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Casani AP, Gufoni M, Ducci N. Episodic Vertigo: A Narrative Review Based on a Single-Center Clinical Experience. Audiol Res 2023; 13:845-858. [PMID: 37987332 PMCID: PMC10660529 DOI: 10.3390/audiolres13060074] [Citation(s) in RCA: 1] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/05/2023] [Revised: 10/17/2023] [Accepted: 10/27/2023] [Indexed: 11/22/2023] Open
Abstract
(1) Background: Usually, the majority of patients suffering from vertigo and dizziness can be identified in four major categories: acute spontaneous vertigo, episodic (recurrent) vertigo, recurrent positional vertigo, and chronic imbalance. Our purpose is to retrospectively evaluate the main causes of episodic vertigo and to find indications for a reliable clinical suspicion useful for a definitive diagnosis, comparing patients affected by different presenting symptomatology (acute vertigo, recurrent episodic vertigo, and imbalance). (2) Methods: we retrospectively evaluated the clinical records in a population of 249 consecutive patients observed for vertigo in our tertiary referral center in the period 1 January 2019-31 January 2020. On the basis of the reported clinical history, patients were divided into three groups: patients with their first ever attack of vertigo, patients with recurrent vertigo and dizziness, and patients with chronic imbalance. (3) Results: On the basis of the results of the instrumental examination, we arbitrarily divided (for each type of symptoms) the patients in a group with a normal vestibular instrumental examination and a group of patients in which the clinical-instrumental evaluation showed some pathological results; a highly significant difference (p: 0.157) was found between recurrent and acute vertigo and between recurrent vertigo and imbalance. (4) Conclusions: Patients with recurrent vertigo more frequently exhibit a negative otoneurological examination since they are often examined in the intercritical phase. A precise and in-depth research of the patient's clinical history is the key to suspect or make a diagnosis together with the search for some instrumental or clinical hallmark, especially in cases where the clinical picture does not fully meet the international diagnostic criteria.
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Affiliation(s)
- Augusto Pietro Casani
- ENT Section, Medical, Molecular and Critical Area, Department of Surgical Pathology, Pisa University Hospital, 56122 Pisa, Italy; (M.G.); (N.D.)
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Cha YH. Spinning Through History: Evolution of the Concept of Vestibular Migraine. OTOLOGY & NEUROTOLOGY OPEN 2023; 3:e040. [PMID: 38515642 PMCID: PMC10950175 DOI: 10.1097/ono.0000000000000040] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Figures] [Subscribe] [Scholar Register] [Received: 04/01/2023] [Accepted: 07/19/2023] [Indexed: 03/23/2024]
Abstract
Vestibular migraine represents a growing public health problem, imposing enormous societal burdens in the form of patient suffering, loss of productivity, and direct healthcare costs. This raises the question of how we developed our ideas about vestibular migraine and how these ideas shape how we treat it. This review walks through the history of how our conceptualization of migraine and vestibular symptoms evolved, starting with clinical observations in ancient times, inclusion under the umbrella of Meniere's disease, and then separation from Meniere's disease with its own identity. Tradition, clinical observations, and diagnostic criteria developed by professional societies have played prominent roles in building our current concept of vestibular migraine. A review of the ideas that have shaped our current conception of vestibular migraine may help us to see which ones have stood the test of time and which ones should continue to evolve. As in other disciplines, we study history in medicine to be inspired, warned, and sometimes, to be freed.
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