Journal of Otology最新文献

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Surgical treatment of pulsatile tinnitus related to the sigmoid sinus 乙状窦相关搏动性耳鸣的外科治疗
Journal of Otology Pub Date : 2023-01-01 DOI: 10.1016/j.joto.2022.10.001
Yuxuan Xing , Song Gao , Yuchen Zhou , Shenghua Song , Ling Lu , Jie Chen , Yanhong Dai
{"title":"Surgical treatment of pulsatile tinnitus related to the sigmoid sinus","authors":"Yuxuan Xing ,&nbsp;Song Gao ,&nbsp;Yuchen Zhou ,&nbsp;Shenghua Song ,&nbsp;Ling Lu ,&nbsp;Jie Chen ,&nbsp;Yanhong Dai","doi":"10.1016/j.joto.2022.10.001","DOIUrl":"10.1016/j.joto.2022.10.001","url":null,"abstract":"<div><h3>Objective</h3><p>Tinnitus—a common clinical symptom—can be categorized into pulsatile tinnitus (PT) and non-PT. Among these, PT is usually associated with sigmoid sinus symptoms, such as sigmoid sinus wall defect or diverticulum, for which various surgical treatments are available. We have discussed the clinical efficacy of surgery for sigmoid sinus-associated PT via the transmastoid approach in this study.</p></div><div><h3>Methods</h3><p>We conducted a retrospective review of 4 patients who underwent surgery for sigmoid sinus-associated PT via the transmastoid approach at Nanjing Drum Tower Hospital from January to December 2020. Of these, 2 patients had sigmoid sinus wall defect and 2 had sigmoid sinus diverticulum. Post-operative tinnitus grading and surgical efficacy were determined.</p></div><div><h3>Results</h3><p>After surgery, PT dissolved in 3 patients, while tinnitus significantly decreased in 1 patient. During the follow-up period of 12–18 months, none of the 4 patients showed complications related to increased intracranial pressure or venous sinus thrombosis, and tinnitus symptoms disappeared in 3 patients without recurrence, although 1 patient occasionally developed tinnitus. Postoperative thin-slice CTA of the temporal bone indicated that the sigmoid sinus bone wall defect or diverticulum was completely repaired with a thick soft tissue coverage.</p></div><div><h3>Conclusion</h3><p>Surgical repair of sigmoid sinus-associated PT via the transmastoid approach deserves clinical promotion as it exhibited better efficiency while being relatively less invasive.</p></div>","PeriodicalId":37466,"journal":{"name":"Journal of Otology","volume":"18 1","pages":"Pages 21-25"},"PeriodicalIF":0.0,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9937817/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10774199","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Sensitivity and specificity of hearing tests for screening hearing loss in older adults 听力测试筛查老年人听力损失的敏感性和特异性
Journal of Otology Pub Date : 2023-01-01 DOI: 10.1016/j.joto.2022.11.003
Hsin-Chen Ting , Yung-Yao Huang
{"title":"Sensitivity and specificity of hearing tests for screening hearing loss in older adults","authors":"Hsin-Chen Ting ,&nbsp;Yung-Yao Huang","doi":"10.1016/j.joto.2022.11.003","DOIUrl":"10.1016/j.joto.2022.11.003","url":null,"abstract":"<div><h3>Objectives</h3><p>The study aimed to determine the most appropriate hearing screening test to identify disabling hearing loss for adults aged 65 years or older.</p></div><div><h3>Methods</h3><p>This study included 577 older adults. Four hearing screening tests were considered in the study, including the Hearing Handicap Inventory for Elderly Screening (HHIE-s), three single question tests, the whisper test, and the finger rub test. The sensitivity and specificity of these tests referenced to the hearing threshold of disabling hearing loss were estimated.</p></div><div><h3>Results</h3><p>Among all tests, only the single self-perception question (0.7064 for sensitivity; 0.7225 for specificity) and whisper test (0.7833 for sensitivity; 0.7708 for specificity) could obtain both sensitivity and specificity higher than 70% for adults aged ≥65 years.</p></div><div><h3>Conclusion</h3><p>Overall, we suggest using the whisper test to identify disabling hearing loss (&gt;40 dB HL at the better ear) for adults aged 65 years or older. However, if the conditions do not permit, the single self-perception question is also acceptable. Moreover, HHIE-s might not be a good test to detect disabling hearing loss for adults aged 80 years or older.</p></div>","PeriodicalId":37466,"journal":{"name":"Journal of Otology","volume":"18 1","pages":"Pages 1-6"},"PeriodicalIF":0.0,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9937813/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10774203","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Effect of minocycline and its nano-formulation on central auditory system in blast-induced hearing loss rat model 米诺环素及其纳米制剂对爆炸致聋大鼠中枢听觉系统的影响
Journal of Otology Pub Date : 2023-01-01 DOI: 10.1016/j.joto.2022.09.002
Venkatesan Perumal, Arun Reddy Ravula, Ningning Shao, Namas Chandra
{"title":"Effect of minocycline and its nano-formulation on central auditory system in blast-induced hearing loss rat model","authors":"Venkatesan Perumal,&nbsp;Arun Reddy Ravula,&nbsp;Ningning Shao,&nbsp;Namas Chandra","doi":"10.1016/j.joto.2022.09.002","DOIUrl":"10.1016/j.joto.2022.09.002","url":null,"abstract":"<div><p>Blast injuries are common among the military service members and veterans. One of the devastating effects of blast wave induced TBI is either temporary or permanent hearing loss. Treating hearing loss using minocycline is restricted by optimal drug concentration, route of administration, and its half-life. Therefore, therapeutic approach using novel therapeutic delivery method is in great need. Among the different delivery methods, nanotechnology-based drug delivery is desirable, which can achieve longer systemic circulation, pass through some biological barriers and specifically targets desired sites. The current study aimed to examine therapeutic effect of minocycline and its nanoparticle formulation in moderate blast induced hearing loss rat model through central auditory system. The I.v. administered nanoparticle at reduced dose and frequency than regularly administered toxic dose. After moderate blast exposure, rats had hearing impairment as determined by ABR at 7- and 30-days post exposure. In chronic condition, free minocycline also showed the significant reduction in ABR threshold. In central auditory system, it is found in this study that minocycline nanoparticles ameliorate excitation in inferior colliculus; and astrocytes and microglia activation after the blast exposure is reduced by minocycline nanoparticles administration. The study demonstrated that in moderate blast induced hearing loss, minocycline and its nanoparticle formulation exhibited the optimal therapeutic effect on the recovery of the ABR impairment and a protective effect through central auditory system. In conclusion, targeted and non-targeted nanoparticle formulation have therapeutic effect on blast induced hearing loss.</p></div>","PeriodicalId":37466,"journal":{"name":"Journal of Otology","volume":"18 1","pages":"Pages 38-48"},"PeriodicalIF":0.0,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/e1/8c/main.PMC9937842.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10774200","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 4
The effect of EMG magnitude on the masseter vestibular evoked myogenic potential (mVEMP) 肌电大小对咬肌前庭诱发肌原电位的影响
Journal of Otology Pub Date : 2022-10-01 DOI: 10.1016/j.joto.2022.06.004
Daniel J. Romero, Gary P. Jacobson, Richard A. Roberts
{"title":"The effect of EMG magnitude on the masseter vestibular evoked myogenic potential (mVEMP)","authors":"Daniel J. Romero,&nbsp;Gary P. Jacobson,&nbsp;Richard A. Roberts","doi":"10.1016/j.joto.2022.06.004","DOIUrl":"10.1016/j.joto.2022.06.004","url":null,"abstract":"<div><h3>Introduction</h3><p>The masseter vestibular evoked myogenic potential (mVEMP) is a bilaterally generated, electromyographically (EMG)-mediated response innervated by the trigeminal nerve. The purpose of the present investigation was to 1) determine whether subjects could accurately achieve and maintain a range of EMG target levels, 2) to examine the effects of varied EMG levels on the latencies and amplitudes of the mVEMP, and 3) to investigate the degree of side-to-side asymmetry and any effects of EMG activation.</p></div><div><h3>Methods</h3><p>Subjects were nine neurologically and otologically normal young adults. A high-intensity tone burst was presented monaurally while subjects were seated upright and asked to match a range of EMG target levels by clenching their teeth. Recordings were made from the ipsilateral and contralateral masseter muscles referenced to the ear being monaurally stimulated.</p></div><div><h3>Results</h3><p>We found that the tonic EMG target had no effect on mVEMP latency. Additionally, although mVEMP amplitudes “scaled” to the EMG target, there was a tendency for the subjects’ EMG level to “undershoot” the EMG target levels greater than 50 μV. While some individuals did generate differences in EMG activation between sides, there were no significant differences on average EMG activation between sides. Further, while average corrected amplitude asymmetry was similar across EMG targets, some individuals demonstrated large, corrected amplitude asymmetry ratios.</p></div><div><h3>Conclusions</h3><p>The results of this investigation suggest that, as with cVEMP recordings, the underlying EMG activation may vary between subjects and could impact mVEMP amplitudes, yet could be mitigated by amplitude correction techniques. Further it is important to be aware that even young normal subjects have difficulty maintaining large, tonic EMG activity during the mVEMP recording.</p></div>","PeriodicalId":37466,"journal":{"name":"Journal of Otology","volume":"17 4","pages":"Pages 203-210"},"PeriodicalIF":0.0,"publicationDate":"2022-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9547109/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"33518930","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
Analysis of video head impulse test saccades data in patients with vestibular migraine or probable vestibular migraine 前庭偏头痛或可能的前庭偏头痛患者的视频头脉冲测试跳跳数据分析
Journal of Otology Pub Date : 2022-10-01 DOI: 10.1016/j.joto.2022.06.002
Yi Du , Xingjian Liu , Lili Ren , Yu Wang , Ziming Wu
{"title":"Analysis of video head impulse test saccades data in patients with vestibular migraine or probable vestibular migraine","authors":"Yi Du ,&nbsp;Xingjian Liu ,&nbsp;Lili Ren ,&nbsp;Yu Wang ,&nbsp;Ziming Wu","doi":"10.1016/j.joto.2022.06.002","DOIUrl":"10.1016/j.joto.2022.06.002","url":null,"abstract":"<div><h3>Objective</h3><p>Saccades accompanied by normal gain in video head impulse tests (vHIT) are often observed in patients with vestibular migraine (VM). However, they are not considered as an independent indicator, reducing their utility in diagnosing VM. To better understand clinical features of VM, it is necessary to understand raw saccades data.</p></div><div><h3>Methods</h3><p>Fourteen patients with confirmed VM, 45 patients with probable VM (p-VM) and 14 age-matched healthy volunteers were included in this study. Clinical findings related to spontaneous nystagmus (SN), positional nystagmus (PN), head-shaking nystagmus (HSN), caloric test and vHIT were recorded. Raw saccades data were exported and numbered by their sequences, and their features analyzed.</p></div><div><h3>Results</h3><p>VM patients showed no SN, PN or HSN, and less than half of them showed unilateral weakness (UW) on caloric test. The first saccades from lateral semicircular canal stimulation were the most predominant for both left and right sides. Neither velocity nor time parameters were significantly different when compared between the two sides. Most VM patients (86%) exhibited small saccades, around 35% of the head peak velocity, with a latency of 200–400 ms. Characteristics of saccades were similar in patients with p-VM. Only four normal subjects showed saccades, all unilateral and seemingly random.</p></div><div><h3>Conclusions</h3><p>Small saccades involving bilateral semicircular canals with a scattered distribution pattern are common in patients with VM and p-VM.</p></div>","PeriodicalId":37466,"journal":{"name":"Journal of Otology","volume":"17 4","pages":"Pages 197-202"},"PeriodicalIF":0.0,"publicationDate":"2022-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/db/fd/main.PMC9547111.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"33518933","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
Otoacoustic emissions value in patients with idiopathic sudden sensorineural hearing loss 特发性突发性感音神经性听力损失患者的耳声发射值
Journal of Otology Pub Date : 2022-10-01 DOI: 10.1016/j.joto.2022.06.001
Aya El-sayed El-sayed Gaafar , Elshahat Ibrahem Ismail , Hesham Saad Zaghloul
{"title":"Otoacoustic emissions value in patients with idiopathic sudden sensorineural hearing loss","authors":"Aya El-sayed El-sayed Gaafar ,&nbsp;Elshahat Ibrahem Ismail ,&nbsp;Hesham Saad Zaghloul","doi":"10.1016/j.joto.2022.06.001","DOIUrl":"10.1016/j.joto.2022.06.001","url":null,"abstract":"<div><h3>Objectives</h3><p>This study aimed to determine the prognostic value of <strong>otoacoustic emissions</strong> (OAEs) in idiopathic sudden sensorineural hearing loss patients.</p></div><div><h3>Methods</h3><p>The study included 30 subjects with unilateral idiopathic sudden sensorineural hearing loss (ISSNHL). Each patient was evaluated four times: at baseline and after one week, one month, and three months of treatment. During each visit, each patient was subjected to full audiological history, otoscopic examination, basic audiological evaluations, and transiently evoked and distortion product otoacoustic emission (TEOAEs &amp; DEOAEs).</p></div><div><h3>Results</h3><p>The hearing thresholds (frequency range 250–8000 Hz) and word recognition scores of patients with detectable TEOAEs and DPOAEs improved significantly, whereas no significant improvements were observed in those with no response.</p></div><div><h3>Conclusion</h3><p>Hearing improvement is better in patients with detectable TEOAEs and DPOAEs. As a result, TEOAEs and DPOAEs are recommended as routine tests in all SSNHL patients to predict outcomes and monitor treatment as TEOAEs and DPOAEs reflect the cochlear OHCs activity.</p></div>","PeriodicalId":37466,"journal":{"name":"Journal of Otology","volume":"17 4","pages":"Pages 183-190"},"PeriodicalIF":0.0,"publicationDate":"2022-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9547103/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"33518527","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A comparison of the quality of life of parents of children using hearing aids and those using cochlear implants 使用助听器和人工耳蜗儿童父母的生活质量比较
Journal of Otology Pub Date : 2022-10-01 DOI: 10.1016/j.joto.2022.06.005
Saranya Arya Mundayoor, Prabuddha Bhatarai, Prashanth Prabhu
{"title":"A comparison of the quality of life of parents of children using hearing aids and those using cochlear implants","authors":"Saranya Arya Mundayoor,&nbsp;Prabuddha Bhatarai,&nbsp;Prashanth Prabhu","doi":"10.1016/j.joto.2022.06.005","DOIUrl":"10.1016/j.joto.2022.06.005","url":null,"abstract":"<div><h3>Objective</h3><p>The goal of this study was to evaluate the quality of life of parents of children who use hearing aids (HA) with those who use cochlear implants (CI) in the Indian context and document any differences found.</p></div><div><h3>Methods</h3><p>The Kannada version of the AQoL-4D was administered in a modified fashion to 131 parents (87 HA and 44 CI). Sociodemographic details were collected for supplemental information on the intervention strategy used.</p></div><div><h3>Results</h3><p>A total of 49 parents (29 HA and 20 CI) responded to the questionnaire sent. The mean total scores for both the groups were similar (HA group = 17.9 (SD = 5.5), CI group = 17.2 (SD = 3.4)), as was the score for the first subscale (HA group = 8.6 (SD = 2.9); CI group = 8.5 (SD = 2.6)) of the AQoL-4D. No significant differences were found between the two groups on either scores [Total Score: U (N<sub>HA</sub> = 29, N<sub>CI</sub> = 20) = 280.5, z = −0.194, <em>p</em> &gt; 0.05; Subscale 1 Score: U (N<sub>HA</sub> = 29, N<sub>CI</sub> = 20) = 281.5, z = −0.176, <em>p</em> &gt; 0.05]. The degree of hearing loss in the hearing aid group was equivalent to that of the cochlear implant group but this did not appear to influence parental quality of life.</p></div><div><h3>Conclusion</h3><p>Parents of children with hearing aids and cochlear implants appear to be similar on several psychosocial factors in the realms of functional, social, and psychological well-being. In terms of parental quality of life, hearing aids and cochlear implants appear to be equally effective intervention techniques.</p></div>","PeriodicalId":37466,"journal":{"name":"Journal of Otology","volume":"17 4","pages":"Pages 211-217"},"PeriodicalIF":0.0,"publicationDate":"2022-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/ea/b8/main.PMC9547105.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"33518529","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Cartilage tympanoplasty in the treatment of adhesive otitis media with and without Eustachian tube balloon dilatation 软骨鼓室成形术治疗伴有和不伴有耳咽管球囊扩张的粘连性中耳炎
Journal of Otology Pub Date : 2022-10-01 DOI: 10.1016/j.joto.2022.08.002
Ahmed abdel rahman abdel aziz , Ahmed Mahmoud Youssef , Mostafa Mohamed Mostafa , Mostafa talaat , Khaled Mohamed Abdelzaher , Ahmed Adel Sadeq
{"title":"Cartilage tympanoplasty in the treatment of adhesive otitis media with and without Eustachian tube balloon dilatation","authors":"Ahmed abdel rahman abdel aziz ,&nbsp;Ahmed Mahmoud Youssef ,&nbsp;Mostafa Mohamed Mostafa ,&nbsp;Mostafa talaat ,&nbsp;Khaled Mohamed Abdelzaher ,&nbsp;Ahmed Adel Sadeq","doi":"10.1016/j.joto.2022.08.002","DOIUrl":"10.1016/j.joto.2022.08.002","url":null,"abstract":"<div><h3>Purpose</h3><p>To compare cartilage tympanoplasty (CT) combined with eustachian tube balloon dilatation (ETBD) and cartilage tympanoplasty alone as a surgical treatment modality for adhesive otitis media (AdOM) in terms of graft healing, audiological outcomes, and impact on life style, using Chronic Otitis Media Outcome Test 15 (COMOT-15).</p></div><div><h3>Methods</h3><p>50 patients with AdOM were randomly classified into 2 groups: 25 patients for cartilage tympanoplasty only (CT group) and 25 patients for cartilage tympanoplasty combined with eustachian tube balloon dilatation (CT + ETBD group). Clinical outcomes in both groups were compared at 3 and 6 months of follow up.</p></div><div><h3>Results</h3><p>There was no significant difference in graft healing between the two groups. Postoperative COMOT-15 scores significantly decreased in both groups with a significant difference between the groups with regard to the decrease in COMOT-15 scores at 3 and 6 months of follow-up (P &lt; 0.05). Hearing improvement was achieved, as the mean preoperative ABG was 26.5 ± 5.4 and 27.1 ± 4.6 dB, and the mean postoperative ABG at 6 months was 19.4 ± 4.4 and 14.6 ± 3.9 dB in the CT and the CT + ETBD groups, respectively. The difference in the magnitude of ABG reduction in the two groups was significant at 3 and 6 months of postoperative follow-up (P &lt; 0.05) in favour of the CT + ETBD group.</p></div><div><h3>Conclusion</h3><p>ETBD can increase the success rate of cartilage tympanoplasty in patients with AdOM by enhancing the audiological outcome and quality of life.</p></div>","PeriodicalId":37466,"journal":{"name":"Journal of Otology","volume":"17 4","pages":"Pages 226-231"},"PeriodicalIF":0.0,"publicationDate":"2022-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/6a/c5/main.PMC9547107.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"33518526","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Effect of diurnal changes on dichotic listening in younger adults with normal hearing 日变化对听力正常的年轻成人二元听力的影响
Journal of Otology Pub Date : 2022-10-01 DOI: 10.1016/j.joto.2022.06.003
Praveen Prakash, K.P. Vismaya, Dhruvan S. Mahesh, Prashanth Prabhu
{"title":"Effect of diurnal changes on dichotic listening in younger adults with normal hearing","authors":"Praveen Prakash,&nbsp;K.P. Vismaya,&nbsp;Dhruvan S. Mahesh,&nbsp;Prashanth Prabhu","doi":"10.1016/j.joto.2022.06.003","DOIUrl":"10.1016/j.joto.2022.06.003","url":null,"abstract":"<div><h3>Background</h3><p>Diurnal changes can be defined as the time of the day over an individual's performance level for different activities that involve physical and mental tasks.</p></div><div><h3>Objective</h3><p>The current study aimed to evaluate the effect of diurnal changes in scores obtained for the Dichotic Consonant-Vowel paradigm by young adults with normal hearing sensitivity.</p></div><div><h3>Method</h3><p>Based on the ‘Morningness-Eveningness questionnaire’ given by Horne &amp; Ostberg, the subjects were divided into moderately-morning, intermediate and moderately-evening categories. The Dichotic Consonant-Vowel tests were performed during morning and evening, and the right ear, left ear and double correct scores were compared between morning and evening for each category.</p></div><div><h3>Results</h3><p>There was significant diurnal changes noted for moderately morning and evening categories, where morning-type individuals performed better during morning and evening-type individuals performed better during the evening. The scores of intermediate individuals remained unchanged between morning and evening test results.</p></div><div><h3>Conclusion</h3><p>Diurnal change is a phenomenon associated with an individual's biological clock mechanism. Hence, attention and inhibitory controls aid them in carrying out tasks that require sufficient physical and mental efforts. The current study suggests that clinicians and researchers consider diurnal changes as an extraneous variable that could affect the reliability of the Dichotic Consonant-Vowel test results.</p></div>","PeriodicalId":37466,"journal":{"name":"Journal of Otology","volume":"17 4","pages":"Pages 191-196"},"PeriodicalIF":0.0,"publicationDate":"2022-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/9e/cc/main.PMC9547108.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"33518931","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Recent advances in the regulation mechanism of SOX10 SOX10调控机制研究进展
Journal of Otology Pub Date : 2022-10-01 DOI: 10.1016/j.joto.2022.08.003
Jingcui Qi , Long Ma , Weiwei Guo
{"title":"Recent advances in the regulation mechanism of SOX10","authors":"Jingcui Qi ,&nbsp;Long Ma ,&nbsp;Weiwei Guo","doi":"10.1016/j.joto.2022.08.003","DOIUrl":"10.1016/j.joto.2022.08.003","url":null,"abstract":"<div><p>Neural crest (NC) is the primitive neural structure in embryonic stage, which develops from ectodermal neural plate cells and epithelial cells. When the neural fold forms into neural tube, neural crest also forms a cord like structure above the neural tube and below the ectoderm. Neural crest cells (NCC) have strong migration and proliferation abilities. A number of tissue cells differentiate from neural crest cells, such as melanocytes, central and peripheral neurons, glial cells, craniofacial cells, osteoblasts, chondrocytes and smooth muscle cells. The migration and differentiation of neural crest cells are regulated by a gene network where a variety of genes, transcriptional factors, signal pathways and growth factors are involved.</p></div>","PeriodicalId":37466,"journal":{"name":"Journal of Otology","volume":"17 4","pages":"Pages 247-252"},"PeriodicalIF":0.0,"publicationDate":"2022-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/68/85/main.PMC9547104.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"33518932","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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