Clinical and Experimental Otorhinolaryngology最新文献

{"title":"Long-Term Assessment of Speech and Swallowing Function in Laryngopharyngeal Cancer Patients After J-Flap Reconstruction.","authors":"Yi-An Lu, Chung-Kan Tsao, Li-Jen Hsin, Hsiu-Feng Chuang, Tuan-Jen Fang","doi":"10.21053/ceo.2024.00109","DOIUrl":"10.21053/ceo.2024.00109","url":null,"abstract":"<p><strong>Objectives: </strong>A novel J-shaped anterolateral thigh (ALT) flap reconstruction technique was developed to simultaneously restore swallowing and speech functions in patients following total laryngopharyngectomy. This study aimed to assess the outcomes and surgical complications in patients who underwent J-flap reconstruction over time.</p><p><strong>Methods: </strong>Patients who underwent J-shaped ALT flap phonatory tube reconstruction were enrolled. Surgical morbidities and outcomes were evaluated every 3 months post-surgery for a period of 12 months or until death.</p><p><strong>Results: </strong>Of the 36 patients, 13 underwent circumferential pharyngeal wall resection (circumferential defect [CD] group), and 23 underwent partial resection (partial defect [PD] group). After 12 months, 97% of the patients were able to resume oral intake without the need for a nasogastric tube, and 50% achieved fluent speech using the reconstructed phonatory tube. The CD group experienced a higher rate of delayed healing than the PD group (30.8% vs. 0%, p=0.012). Additionally, the PD group showed significantly higher percentages of individuals consuming solid food at both the 3- and 12-month intervals than the CD group (81.0% vs. 23.1% and 78.9% vs. 40%, respectively).</p><p><strong>Conclusion: </strong>. This study investigated the progression of speech and swallowing functions over time after reconstruction of the voice tube with a J-flap. Using a J-shaped ALT flap phonatory tube effectively restored both speech and swallowing functions, providing long-term benefits, regardless of whether the defect was circumferential or partial.</p>","PeriodicalId":10318,"journal":{"name":"Clinical and Experimental Otorhinolaryngology","volume":" ","pages":"346-354"},"PeriodicalIF":2.9,"publicationDate":"2024-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11626095/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142567645","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Video Head Impulse Test Coherence Predicts Vertigo Recovery in Sudden Sensorineural Hearing Loss With Vertigo.","authors":"Sheng-Chiao Lin, Ming-Yee Lin, Bor-Hwang Kang, Yaoh-Shiang Lin, Yu-Hsi Liu, Chi-Yuan Yin, Po-Shing Lin, Che-Wei Lin","doi":"10.21053/ceo.2024.00068","DOIUrl":"10.21053/ceo.2024.00068","url":null,"abstract":"<p><strong>Objectives: </strong>Labyrinthitis significantly reduces quality of life due to prolonged vestibular symptoms in patients experiencing sudden sensorineural hearing loss with vertigo (SSNHLV). This study employed a novel coherence analysis in the video head impulse test (vHIT) to explore vertigo outcomes in SSNHLV patients.</p><p><strong>Methods: </strong>A retrospective review was conducted on 48 SSNHLV patients who completed high-dose steroid treatment between December 2016 and April 2023. Additionally, 38 healthy volunteers were prospectively enrolled from November 2022 to April 2023 at our academic tertiary referral center. The magnitude-squared wavelet coherence between eye and head velocities during the vHIT was measured to assess correlations across frequency bands. Recovery from vertigo, determined by a visual analog scale (VAS) score of 0 at both 2 weeks and 2 months, was analyzed using multivariable Cox regression.</p><p><strong>Results: </strong>The mean VAS for patients with SSNHLV was 5.73±2.45. Higher coherent frequencies in the horizontal semicircular canal (SCC), posterior SCC, and the mean and minimal coherent frequencies of all three SCCs combined were significantly associated with early complete remission of vertigo 2 weeks posttreatment. In the multivariate analysis, the minimal coherent frequency among the three SCCs emerged as an independent factor (hazard ratio, 2.040; 95% CI, 1.776-2.304). Two months posttreatment, in addition to the previously significant parameters, abnormalities in the vestibulo-ocular reflex (VOR) in the posterior SCC, gains in the horizontal and posterior SCCs, total and overt saccades in the horizontal SCC, coherent frequency in the anterior SCC, and mean VOR gain of all three SCCs combined were also statistically significantly related to total relief from vertigo.</p><p><strong>Conclusion: </strong>The highest minimal coherent frequency among the three SCCs significantly contributed to earlier vertigo relief in patients with SSNHLV. Coherence analysis in vHIT may offer greater sensitivity than time series analysis for predicting the prognosis of vertigo.</p>","PeriodicalId":10318,"journal":{"name":"Clinical and Experimental Otorhinolaryngology","volume":" ","pages":"282-291"},"PeriodicalIF":2.9,"publicationDate":"2024-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11626099/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142582106","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Clinical Significance of Gross Extrathyroidal Extension to Only the Strap Muscle According to Tumor Size in Differentiated Thyroid Cancer: A Systematic Review and Meta-Analysis.","authors":"Ho-Ryun Won, Ji Won Kim, Hyo-One Son, Sumin Yi, Jae Won Chang, Bon Seok Koo","doi":"10.21053/ceo.2024.00162","DOIUrl":"10.21053/ceo.2024.00162","url":null,"abstract":"<p><strong>Objectives: </strong>The presence of extrathyroidal extension (ETE) in patients with differentiated thyroid cancer (DTC) serves as a significant prognostic indicator. Consequently, the staging of DTC is categorized into extensive ETE and gross ETE that solely impacts the strap muscles (gross strap muscle invasion [gSMI]). However, there is a lack of sufficient evidence concerning the relationship between gSMI and prognosis, particularly in terms of tumor size.</p><p><strong>Methods: </strong>Relevant literature was searched in Medline, Embase, Cochrane Library, and KoreaMed. All procedures were conducted in accordance with PRISMA (Preferred Reporting Items for Systematic Reviews and Meta-Analyses) guidelines and carried out by two independent reviewers. The meta-analysis utilized a random-effects model to account for the diversity of the studies. Risk of Bias for Nonrandomized Studies (RoBANS) version 2.0, an evaluation tool for non-randomized studies, was employed to assess the quality of the selected research. Clinical data from observational studies that examined the relationship between the degree of ETE and prognosis were gathered, and a meta-analysis was conducted.</p><p><strong>Results: </strong>Eighteen observational studies were included in this analysis. Subgroup analyses were conducted for each outcome. The findings revealed that the recurrence rate (odds ratio [OR], 2.498), disease-specific mortality (risk ratio [RR], 2.984), overall mortality (RR, 1.361), and lymph node (LN) metastasis (OR, 5.355) were significantly higher in patients with gSMI than in those without ETE. However, when the analysis was restricted to tumors measuring 4 cm or smaller, no significant differences in prognostic outcomes were observed, with the exception of LN metastasis.</p><p><strong>Conclusion: </strong>gSMI negatively impacts prognosis; however, this correlation diminishes with smaller tumor sizes. Thus, a more cautious approach is warranted during the treatment process.</p>","PeriodicalId":10318,"journal":{"name":"Clinical and Experimental Otorhinolaryngology","volume":" ","pages":"336-345"},"PeriodicalIF":2.9,"publicationDate":"2024-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11626101/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142557301","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Therapeutic Effectiveness of SNOT 22-Based Interdose Interval Adjustment of Dupilumab for Chronic Rhinosinusitis With Nasal Polyps.","authors":"So Yeon Yoon, HyunKyung Cha, Seung-No Hong, Min-Suk Yang, Dae Woo Kim","doi":"10.21053/ceo.2024.00233","DOIUrl":"10.21053/ceo.2024.00233","url":null,"abstract":"<p><strong>Objectives: </strong>This study evaluates the enduring efficacy and patient satisfaction of dupilumab with interdose interval adjustments based on the Sino-Nasal Outcome Test (SNOT-22) in chronic rhinosinusitis with nasal polyps (CRSwNP).</p><p><strong>Methods: </strong>A retrospective analysis was conducted on 44 patients who had been treated with dupilumab for over 6 months. This study targeted individuals diagnosed with CRSwNP according to the 2020 edition of the European Position Paper on Rhinosinusitis and Nasal Polyps Criteria. The treatment involved an add-on dupilumab regimen, where the interdose interval was adjusted based on the SNOT-22 scores. Dosage adjustments were made such that patients with initial SNOT-22 scores greater than 40 were tapered to a target level of 20 or less. Similarly, for patients with initial scores of 40 or less, the treatment aimed for an improvement of 50% or more. At each visit, the effectiveness of the treatment was evaluated using SNOT-22, nasal polyp scores (NPS), and a subjective satisfaction questionnaire adapted from the Treatment Satisfaction Questionnaire for Medication (TSQM v.1.4).</p><p><strong>Results: </strong>The adjustment of the interdose interval for dupilumab based on SNOT-22 scores demonstrated sustained improvements in patients' subjective symptoms, satisfaction, and NPS. The mean (standard deviation) SNOT-22 scores significantly decreased from 46.04 (22.30) to 14.72 (13.66) over 6 months (P<0.001). Similarly, NPS scores improved from 3.20 (2.24) to 1.72 (1.46) within the same period (P<0.001). Satisfaction scores, ranging from 0 to 5, consistently remained above 3.5 for up to 6 months (P=0.166). Additionally, there was a significant correlation between the improvement in the nasal symptom domain of the SNOT-22 scores and higher satisfaction scores.</p><p><strong>Conclusion: </strong>Adjusting dupilumab dosing intervals based on SNOT-22 scores from the outset resulted in sustained efficacy and patient satisfaction in Korean patients with CRSwNP. This approach will meaningfully assist clinicians in determining the optimal dupilumab dosing interval.</p>","PeriodicalId":10318,"journal":{"name":"Clinical and Experimental Otorhinolaryngology","volume":" ","pages":"317-325"},"PeriodicalIF":2.9,"publicationDate":"2024-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11626100/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142557303","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Exploring the Role of the KCNK1 Potassium Channel and Its Inhibition Using Quinidine in Treating Head and Neck Squamous Cell Carcinoma.","authors":"Hyun Woo Baek, Eunjung Han, Kyoung Ho Oh","doi":"10.21053/ceo.2024.00164","DOIUrl":"10.21053/ceo.2024.00164","url":null,"abstract":"<p><strong>Objectives: </strong>Our study aimed to explore the role of the potassium channel KCNK1 in head and neck squamous cell carcinoma, focusing on its impact on tumor growth, invasion, and metastasis. We also investigated the therapeutic potential of quinidine, a known KCNK1 inhibitor, in both in vitro cell lines and a zebrafish patient-derived xenograft (PDX) model.</p><p><strong>Methods: </strong>We established primary cell cultures from head and neck cancer tissues and employed the FaDu cell line for in vitro studies, modulating KCNK1 expression through overexpression and knockdown techniques. We evaluated cell migration, invasion, and proliferation. Additionally, we developed a zebrafish PDX model to assess the impact of quinidine on tumor growth and metastasis in vivo. RNA sequencing and Kyoto Encyclopedia of Genes and Genomes (KEGG) pathway analyses were conducted to elucidate the molecular mechanisms underlying the role of KCNK1 in cancer progression.</p><p><strong>Results: </strong>Overexpression of KCNK1 in FaDu cells resulted in enhanced cell migration and invasion, whereas its knockdown diminished these processes. In the zebrafish PDX model, quinidine markedly inhibited tumor growth and metastasis, demonstrating a significant reduction in tumor volume and micrometastasis rates compared to the control groups. The molecular analyses indicated that KCNK1 plays a role in critical signaling pathways associated with tumor growth, such as the Ras and MAPK pathways.</p><p><strong>Conclusion: </strong>Our findings highlight the critical role of KCNK1 in promoting tumor growth and metastasis in head and neck cancer. The inhibitory effect of quinidine on tumor progression in the zebrafish PDX model highlights the therapeutic potential of targeting KCNK1. These results suggest that KCNK1 could serve as a valuable therapeutic target for head and neck cancer, warranting further investigation into treatments that target KCNK1.</p>","PeriodicalId":10318,"journal":{"name":"Clinical and Experimental Otorhinolaryngology","volume":"17 4","pages":"326-335"},"PeriodicalIF":2.9,"publicationDate":"2024-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11626098/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142784328","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Consensus Statement: Postoperative Management After Balloon Dilation of the Eustachian Tube.","authors":"Min Young Kwak, Ho Yun Lee, Soo-Keun Kong, In Seok Moon, Bong Jik Kim, Myung-Whan Suh, Jae Yun Jung, Hong Ju Park, Kyu-Yup Lee, Hyong-Ho Cho, Ryoukichi Ikeda, Jae-Jin Song, Chi-Kyou Lee","doi":"10.21053/ceo.2024.00121","DOIUrl":"10.21053/ceo.2024.00121","url":null,"abstract":"<p><strong>Objectives: </strong>Balloon dilation of the Eustachian tube (BDET) is widely recognized as a minimally invasive treatment for obstructive Eustachian tube dysfunction (ETD). We employed a Delphi consensus methodology to develop recommendations for the clinical management of BDET in cases of obstructive ETD.</p><p><strong>Methods: </strong>A Delphi panel consisting of 26 expert physicians specializing in otology participated in two rounds of anonymous, iterative questionnaires. Consensus was defined as agreement from ≥70% of the panelists on a recommendation, while disagreement was defined as <70% agreement. The responses from the Delphi study were analyzed using both the content validity ratio and Kendall's coefficient of concordance.</p><p><strong>Results: </strong>The panel finally evaluated 26 topics, reaching agreement on 9 and failing to reach consensus on 17 after two rounds. While consensus was not achieved regarding the postoperative follow-up period, a duration of 12 months was most commonly adopted. The Valsalva maneuver and questionnaire responses were identified as the most agreed-upon postoperative assessment tools following BDET.</p><p><strong>Conclusion: </strong>Consensus was reached on several recommendations for managing BEDT in obstructive ETD. This agreement will guide future research aimed at defining standard postoperative management for BEDT.</p>","PeriodicalId":10318,"journal":{"name":"Clinical and Experimental Otorhinolaryngology","volume":" ","pages":"273-281"},"PeriodicalIF":2.9,"publicationDate":"2024-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11626097/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142557302","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Microbiome and Mycobiome Analyses of Continuous Positive Airway Pressure Devices.","authors":"Hyun Jin Min, Bo-Yun Choi, Woo Jun Sul, Hyung-Ju Cho","doi":"10.21053/ceo.2024.00167","DOIUrl":"10.21053/ceo.2024.00167","url":null,"abstract":"<p><strong>Objectives: </strong>Microorganisms are likely present in continuous positive airway pressure (CPAP) devices in daily use. Given the potential risk of infection among CPAP users, we aimed to compare the microbiomes of CPAP devices with those of nasal mucosa samples obtained from patients using these devices.</p><p><strong>Methods: </strong>We conducted a prospective cohort study at multiple tertiary medical institutions. Samples were collected from the tubes and filters of CPAP devices and the nasal mucosa of device users. Microbiomes and mycobiomes were analyzed using 16S ribosomal RNA and internal transcribed spacer region sequencing. The results were compared according to sampling site and usage duration for each patient.</p><p><strong>Results: </strong>Overall, 27 paired samples of human nasal mucosa and CPAP components were analyzed. Bacteria were detected in 7 of the 27 tubes (25.9%) and in 22 of the 27 filters (81.5%). Fungi were found in 2 tubes (7.4%) and 16 filters (59.3%). The most prevalent bacterial phyla across all samples were Actinobacteria and Firmicutes. Fungi were not detected in any nasal mucosa samples. However, fungi were identified in the CPAP filters and tubes, with the Basidiomycota and Ascomycota phyla predominating. No significant associations were identified according to sampling site or duration of CPAP use.</p><p><strong>Conclusion: </strong>Some bacteria or fungi are detectable in CPAP samples, even after a short period of CPAP usage. However, the association between respiratory infections and these microbiomes or mycobiomes was not investigated. Further research is required to clarify the risk posed by CPAP devices as a microbial contamination source.</p>","PeriodicalId":10318,"journal":{"name":"Clinical and Experimental Otorhinolaryngology","volume":" ","pages":"292-301"},"PeriodicalIF":2.9,"publicationDate":"2024-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11626094/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141970768","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Clinical Efficacy of a Position-Responding Mandibular Advancement Device in Patients With Obstructive Sleep Apnea.","authors":"Sung-Woon On, Dong-Kyu Kim, Min Hyuk Lee, Ji Hae Lee, Kyung Chul Lee, Soo-Hwan Byun, Seok Jin Hong","doi":"10.21053/ceo.2024.00124","DOIUrl":"10.21053/ceo.2024.00124","url":null,"abstract":"<p><strong>Objectives: </strong>Although mandibular advancement device (MAD) treatment is effective for obstructive sleep apnea (OSA), some concerns remain regarding its potential therapeutic impact and side effects. Thus, we developed a novel MAD that auto-titrates depending on its position in patients with OSA. We conducted a clinical trial to determine the efficacy of an auto-titrating mandibular advancement device (AMAD) for treating OSA.</p><p><strong>Methods: </strong>Fourteen patients diagnosed with OSA participated in this study. Polysomnography (PSG) was performed at the beginning of the clinical trial, and after 3 months of treatment, PSG with AMAD in situ was conducted.</p><p><strong>Results: </strong>The mean scores for the Epworth Sleepiness Scale (ESS) and STOP-Bang were 8.21±4.21 and 5.00±1.00, respectively. After 3 months of AMAD treatment, the STOP-Bang scores improved to 3.75±1.06; however, the ESS scores did not show a significant change. Additionally, we observed statistically significant improvements in several respiratory parameters in the PSG data following AMAD treatment. These included reductions in the apnea-hypopnea index (AHI) (from 32.85±21.71 to 12.93±10.70), supine AHI (from 45.91±23.58 to 15.59±12.76), and lateral AHI (from 13.94±10.95 to 5.49±7.40). Improvements were also noted in the lowest O2 saturation (from 79.71±6.22 to 84.00± 5.71), total arousal number (from 191.14±112.07 to 86.57±48.80), and arousal index (from 33.76±21.00 to 15.05± 8.42). However, there were no significant changes in total sleep time, sleep efficiency, or mean oxygen saturation. Additionally, no major side effects were observed during treatment, specifically related to tooth or jaw pain.</p><p><strong>Conclusion: </strong>Our clinical trial found that AMAD improved PSG parameters and reduced the incidence of common side effects. Therefore, AMAD may be an effective alternative treatment for OSA.</p>","PeriodicalId":10318,"journal":{"name":"Clinical and Experimental Otorhinolaryngology","volume":" ","pages":"302-309"},"PeriodicalIF":2.9,"publicationDate":"2024-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11626096/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142104877","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Measurement of microplastic release after use of polypropylene nasal irrigation bottles.","authors":"Kyung Soo Kim,Hyun Jin Min","doi":"10.21053/ceo.2024.00182","DOIUrl":"https://doi.org/10.21053/ceo.2024.00182","url":null,"abstract":"ObjectivesMicroplastics from plastic materials can affect human health. This study aimed to assess their presence in nasal irrigation fluids obtained from reused bottles based on usage duration.MethodsReadily available nasal irrigation bottles made of polypropylene were purchased. Unused irrigation bottles served as controls. Bottles mimicking 1-, 3-, and 6-month reuse were prepared as test samples. Nasal irrigation fluid samples (n=12) were collected from each set of irrigation bottles: three from new control bottles and nine from bottles mimicking 1-, 3-, and 6-month reuse. Raman spectroscopy was employed to detect microplastics in the nasal irrigation samples; the results were compared according to the bottle use duration.ResultsAn average of 33.00±20.42 (ea/300 mL) microplastic particles was detected in the nasal irrigation fluid from the control bottles relative to an average of 68.66±30.07, 261.66±20.59, and 204.33±52.16 (ea/300 mL) from bottles used for 1, 3, and 6 months, respectively. The majority of the detected microplastics were 10-100 μm in size and fragmentshaped in form. The predominant microplastic was polypropylene, indicating direct release from irrigation bottles.ConclusionWe found microplastics in nasal irrigation fluids, likely originating from the repeated use of nasal irrigation bottles. The quantity of microplastics was notably elevated in the samples obtained from bottles simulating 3 months of use compared to those in the control samples. Thus, we propose developing guidelines regulating the duration of nasal irrigation bottle usage to mitigate microplastic infiltration into the body through the sinonasal cavity.","PeriodicalId":10318,"journal":{"name":"Clinical and Experimental Otorhinolaryngology","volume":"16 1","pages":""},"PeriodicalIF":3.0,"publicationDate":"2024-09-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142218326","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Surgical and Regenerative Treatment Options for Empty Nose Syndrome: A Systematic Review.","authors":"Do Hyun Kim, Mohammed Abdullah Basurrah, Soo Whan Kim, Sung Won Kim","doi":"10.21053/ceo.2023.00038","DOIUrl":"10.21053/ceo.2023.00038","url":null,"abstract":"<p><strong>Objectives: </strong>Patients with empty nose syndrome typically experience paradoxical nasal congestion, nasal dryness, epistaxis, and suffocation. Conservative management is generally preferred for empty nose syndrome. However, some patients continue to experience persistent symptoms. When symptoms do not resolve, surgical options are considered. Therefore, we reviewed the surgical and regenerative treatment options for empty nose syndrome.</p><p><strong>Methods: </strong>PubMed, Embase, Scopus, Cochrane Register of Controlled Trials, and Google Scholar were searched from the earliest date provided in the database until December 2022. This review included studies that assessed treatment outcomes using patient symptom scores, including the Sino-Nasal Outcome Test (SNOT-20, -22, and -25) and the Empty Nose Syndrome 6-Item Questionnaire, supplemented by various clinical examinations.</p><p><strong>Results: </strong>Twenty-eight studies were analyzed. Various materials were utilized, including submucosal injectable materials, allografts/xenografts/cadaveric implants, autologous implants, and synthetic implants. The polyethylene implant was the most commonly used (23.3%), followed by autologous, homologous, or cadaveric costal cartilage (20%). The anterior-inferior lateral nasal wall was the most frequent site of administration. Most studies indicated that surgical intervention led to significant improvements in clinical outcomes, as evidenced by endoscopic exams, acoustic rhinometry, and computed tomography scans, along with patient-reported enhancements in nasal symptoms, psychological well-being, and overall health-related quality of life. However, several studies found no improvement in certain psychological-related questionnaires or saccharin transit times. The average follow-up duration was 12.0 months (range, 2.0-27.6 months). Only two studies reported postoperative adverse effects.</p><p><strong>Conclusion: </strong>Several surgical options and recent tissue regeneration techniques have demonstrated efficacy in treating empty nose syndrome. However, more detailed investigations involving a larger number of participants and a randomized control study are necessary to establish a standardized treatment protocol for patients with empty nose syndrome.</p>","PeriodicalId":10318,"journal":{"name":"Clinical and Experimental Otorhinolaryngology","volume":" ","pages":"241-252"},"PeriodicalIF":2.9,"publicationDate":"2024-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11375171/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141497276","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}