Lung最新文献

{"title":"Illuminating Airway Nerve Structure and Function in Chronic Cough.","authors":"James Kornfield, Ubaldo De La Torre, Emily Mize, Matthew G Drake","doi":"10.1007/s00408-023-00659-x","DOIUrl":"10.1007/s00408-023-00659-x","url":null,"abstract":"<p><p>Airway nerves regulate vital airway functions including bronchoconstriction, cough, and control of respiration. Dysregulation of airway nerves underlies the development and manifestations of airway diseases such as chronic cough, where sensitization of neural pathways leads to excessive cough triggering. Nerves are heterogeneous in both expression and function. Recent advances in confocal imaging and in targeted genetic manipulation of airway nerves have expanded our ability to visualize neural organization, study neuro-immune interactions, and selectively modulate nerve activation. As a result, we have an unprecedented ability to quantitatively assess neural remodeling and its role in the development of airway disease. This review highlights our existing understanding of neural heterogeneity and how advances in methodology have illuminated airway nerve morphology and function in health and disease.</p>","PeriodicalId":18163,"journal":{"name":"Lung","volume":" ","pages":"499-509"},"PeriodicalIF":4.6,"publicationDate":"2023-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10673771/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138176532","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Recurrent Cough in the Elderly: A Forgotten Entity.","authors":"Johanna Tuulikki Kaulamo, Anne Marika Lätti, Heikki Olavi Koskela","doi":"10.1007/s00408-023-00654-2","DOIUrl":"10.1007/s00408-023-00654-2","url":null,"abstract":"<p><strong>Introduction: </strong>Recurrent cough is little researched in adults. We investigated the prevalence, risk factors, and consequences of recurrent cough, and compared the results to those of isolated chronic cough.</p><p><strong>Methods: </strong>Cross-sectional email survey in an elderly community-based population. Recurrent cough was defined as ≥ 3 cough episodes within one year (each lasting ≥ 1 week) and no current chronic cough. Isolated chronic cough was defined as current cough lasting ≥ 8 weeks and no recurrent cough.</p><p><strong>Results: </strong>The prevalence of recurrent cough was 3.8% among all respondents (n = 5983). Recurrent cough was associated with asthma (aOR 3.32 (95% CI 2.13-5.18)), chronic rhinosinusitis (2.91 (1.89-4.46)), family history of chronic cough (2.59 (1.88-3.56)), analgesic intolerance (2.13 (1.27-3.57)), male gender (1.92 (1.39-2.66)), gastro-esophageal reflux disease (1.73 (1.21-2.47)), obstructive sleep apnoea (1.69 (1.23-2.32)), symptom sum (1.12 per symptom (1.03-1.22)), and younger age (0.96 per year (0.93-1.00)). Isolated chronic cough was associated with chronic rhinosinusitis (3.45 (2.39-4.97)), asthma (2.17 (1.38-3.41), gastro-esophageal reflux disease (1.80 (1.32-2.47)), family history of chronic cough (1.80 (1.35-2.41)), obstructive sleep apnoea (1.49 (1.12-2.00)), symptom sum (1.18 per symptom (1.10-1.27)), and body mass index (0.96 per unit (0.93-1.00)). Among subjects with recurrent and isolated chronic cough, the prevalence of depressive symptoms were 7.7% and 4.2%, p = 0.11, the Leicester Cough Questionnaire total scores 15.2 (14.6-15.8) and 16.3 (16.0-16.6), P = 0.001, and the mean number of yearly cough-related doctor`s visits 0.58 (0.45-0.71) and 0.36 (0.19-0.53), P = 0.007, respectively.</p><p><strong>Conclusion: </strong>The risk factors and consequences of recurrent and isolated chronic cough were comparable. Recurrent cough seems beneficial to address in cough evaluation.</p>","PeriodicalId":18163,"journal":{"name":"Lung","volume":" ","pages":"545-553"},"PeriodicalIF":5.0,"publicationDate":"2023-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10673973/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"107591631","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"A Clinical Decision Tool for Risk Stratifying Patients with Systemic Sclerosis-Related Pulmonary Hypertension.","authors":"Justin K Lui, Kari R Gillmeyer, Ruchika A Sangani, Robert J Smyth, Deepa M Gopal, Marcin A Trojanowski, Andreea M Bujor, Renda Soylemez Wiener, Michael P LaValley, Elizabeth S Klings","doi":"10.1007/s00408-023-00646-2","DOIUrl":"10.1007/s00408-023-00646-2","url":null,"abstract":"<p><p>We devised a scoring system to identify patients with systemic sclerosis (SSc) at risk for pulmonary hypertension (PH) and predict all-cause mortality. Using 7 variables obtained via pulmonary function testing, echocardiography, and computed tomographic chest imaging, we applied the score to a retrospective cohort of 117 patients with SSc. There were 60 (51.3%) who were diagnosed with PH by right heart catheterization. Using a scoring threshold ≥ 0, our decision tool predicted PH with a sensitivity, specificity, and accuracy of 0.87 (95% CI 0.75, 0.94), 0.74 (95% CI 0.60, 0.84), and 0.80 (95% CI 0.72, 0.87), respectively. When adjusted for age at PH diagnosis, sex, and receipt of pulmonary arterial vasodilators, each one-point score increase was associated with an adjusted HR of 1.19 (95% CI 1.05, 1.34) for all-cause mortality. With further validation in external cohorts, our simplified clinical decision tool may better streamline earlier detection of PH in SSc.</p>","PeriodicalId":18163,"journal":{"name":"Lung","volume":" ","pages":"565-569"},"PeriodicalIF":5.0,"publicationDate":"2023-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11037922/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"92154882","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"MMP19 Variants in Familial and Sporadic Idiopathic Pulmonary Fibrosis.","authors":"Yali Fan, Chunming Zheng, Ruimin Ma, Jingwei Wang, Shuqiao Yang, Qiao Ye","doi":"10.1007/s00408-023-00652-4","DOIUrl":"10.1007/s00408-023-00652-4","url":null,"abstract":"<p><strong>Background: </strong>Gene variants have been identified in patients with familial or sporadic idiopathic pulmonary fibrosis (IPF). These variants may partially account for the genetic risk of IPF. The aim of this study was to identify potential genes involved in both familial and sporadic IPF.</p><p><strong>Methods: </strong>A Han family in northern China with four members diagnosed with IPF was investigated in this observational study. Whole-exome sequencing (WES) was used to identify germline variants underlying disease phenotypes in five members of this family. Candidate rare variants were validated by Sanger sequencing in samples from 16 family members and 119 patients with sporadic IPF. The plasma levels of proteins encoded by the above candidate genes were also examined in 16 family members, 119 other patients with sporadic IPF and 120 age- and sex-matched healthy controls.</p><p><strong>Results: </strong>In a Chinese Han family, MMP19 c.1222 C > T was identified in all familial IPF patients and six offspring from generations III and IV. This variant introduces a premature stop codon, which may damage protein function. Sanger sequencing revealed that 7.6% (9/119) of sporadic IPF patients harbored three MMP19 variants. The genetic risk analysis for pulmonary fibrosis showed that MMP19 c.1499 C > T and c.1316G > A were significantly associated with an increased risk of IPF (OR 3.66, p = 0.028 and OR 8.64, p < 0.001, respectively). The plasma levels of MMP19 were significantly higher in patients with sporadic or familial IPF than in healthy controls (all p < 0.001).</p><p><strong>Conclusions: </strong>MMP19 variants were identified in familial or sporadic IPF, thus providing a potential new clue into IPF pathogenesis.</p>","PeriodicalId":18163,"journal":{"name":"Lung","volume":" ","pages":"571-580"},"PeriodicalIF":5.0,"publicationDate":"2023-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"136398091","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"An Artificial Intelligence Platform for the Radiologic Diagnosis of Pulmonary Sarcoidosis: An Initial Pilot Study of Chest Computed Tomography Analysis to Distinguish Pulmonary Sarcoidosis from a Negative Lung Cancer Screening Scan.","authors":"Marc A Judson, Jianwei Qiu, Camille L Dumas, Jun Yang, Brion Sarachan, Jhimli Mitra","doi":"10.1007/s00408-023-00655-1","DOIUrl":"10.1007/s00408-023-00655-1","url":null,"abstract":"<p><strong>Purpose: </strong>To determine the reliability of an artificial intelligence, deep learning (AI/DL)-based method of chest computer tomography (CT) scan analysis to distinguish pulmonary sarcoidosis from negative lung cancer screening chest CT scans (Lung Imaging Reporting and Data System score 1, Lung-RADS score 1).</p><p><strong>Methods: </strong>Chest CT scans of pulmonary sarcoidosis were evaluated by a clinician experienced with sarcoidosis and a chest radiologist for clinical and radiologic evidence of sarcoidosis and exclusion of alternative or concomitant pulmonary diseases. The AI/DL based method used an ensemble network architecture combining Convolutional Neural Networks (CNNs) and Vision Transformers (ViTs). The method was applied to 126 pulmonary sarcoidosis and 96 Lung-RADS score 1 CT scans. The analytic approach of training and validation of the AI/DL method used a fivefold cross-validation technique, where 4/5th of the available data set was used to train a diagnostic model and tested on the remaining 1/5th of the data set, and repeated 4 more times with non-overlapping validation/test data. The probability values were used to generate Receiver Operating Characteristic (ROC) curves to assess the model's discriminatory power.</p><p><strong>Results: </strong>The sensitivity, specificity, positive and negative predictive value of the AI/DL method for the 5 folds of the training/validation sets and the entire set of CT scans were all over 94% to distinguish pulmonary sarcoidosis from LUNG-RADS score 1 chest CT scans. The area under the curve for the corresponding ROC curves were all over 97%.</p><p><strong>Conclusion: </strong>This AL/DL model shows promise to distinguish sarcoidosis from alternative pulmonary conditions using minimal radiologic data.</p>","PeriodicalId":18163,"journal":{"name":"Lung","volume":" ","pages":"611-616"},"PeriodicalIF":5.0,"publicationDate":"2023-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"92154883","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Lung Cancer in Never Smokers: Delving into Epidemiology, Genomic and Immune Landscape, Prognosis, Treatment, and Screening.","authors":"Ayse Ece Cali Daylan, Emily Miao, Kevin Tang, Grace Chiu, Haiying Cheng","doi":"10.1007/s00408-023-00661-3","DOIUrl":"10.1007/s00408-023-00661-3","url":null,"abstract":"<p><p>Lung cancer in never smokers (LCINS) represents a growing and distinct entity within the broader landscape of lung malignancies. This review provides a comprehensive overview of LCINS, encompassing its epidemiologic trends, risk factors, distinct genomic alterations, clinical outcomes and the ongoing initiative aimed at formulating screening guidelines tailored to this unique population. As LCINS continues to gain prominence, understanding its intricate genomic landscape has become pivotal for tailoring effective therapeutic strategies. Moreover, LCINS does not meet the criteria for lung cancer screening as per the current guidelines. Hence, there is an urgent need to explore its heterogeneity in order to devise optimal screening guidelines conducive to early-stage detection. This review underscores the vital importance of detailed research to elucidate the multifaceted nature of LCINS, with the potential to shape future clinical management and screening recommendations for this unique and growing patient cohort.</p>","PeriodicalId":18163,"journal":{"name":"Lung","volume":" ","pages":"521-529"},"PeriodicalIF":5.0,"publicationDate":"2023-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"136398089","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Pulmonary Function and Quality of Life in Adults with Cystic Fibrosis.","authors":"Natalia Smirnova, Jane Lowers, Matthew J Magee, Sara C Auld, William R Hunt, Anne Fitzpatrick, Vibha Lama, Dio Kavalieratos","doi":"10.1007/s00408-023-00658-y","DOIUrl":"10.1007/s00408-023-00658-y","url":null,"abstract":"<p><strong>Purpose: </strong>People living with cystic fibrosis (CF) experience impaired quality of life, but the extent to which pulmonary function is associated with quality of life in CF remains unclear METHODS: Using baseline data from a trial of specialist palliative care in adults with CF, we examined the association between pulmonary obstruction and quality of life (measured with the Functional Assessment of Chronic Illness Therapy Total Score).</p><p><strong>Results: </strong>Among 262 participants, median age was 33, and 78% were on modulator therapy. The median quality of life score was higher in those with mild obstruction (135, IQR 110-156) compared to moderate (125, IQR 109-146) and severe obstruction (120, IQR 106-136). In an unadjusted model, we observed a non-significant trend toward lower quality of life with increased obstruction-compared to participants with mild obstruction, those with moderate obstruction had quality of life score 7.46 points lower (95% CI -15.03 to 0.10) and those with severe obstruction had a score 9.98 points lower (95% CI -21.76 to 1.80). However, this association was no longer statistically significant in the adjusted model, which may reflect confounding due to sex, age, BMI, and modulator therapy. Comorbidities (depression and anxiety) and social determinants of health (financial insecurity and education) were also associated with quality of life.</p><p><strong>Conclusion: </strong>Advancing our understanding of patient-centered markers of quality of life, rather than focusing on pulmonary function alone, may help identify novel interventions to improve quality of life in this patient population.</p>","PeriodicalId":18163,"journal":{"name":"Lung","volume":" ","pages":"635-639"},"PeriodicalIF":5.0,"publicationDate":"2023-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"136398092","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Predictors of Initial CPAP Prescription and Subsequent Course with CPAP in Patients with Central Sleep Apneas at a Single Center.","authors":"Brian W Locke, Jeffrey Sellman, Jonathan McFarland, Francisco Uribe, Kimberly Workman, Krishna M Sundar","doi":"10.1007/s00408-023-00657-z","DOIUrl":"10.1007/s00408-023-00657-z","url":null,"abstract":"<p><strong>Purpose: </strong>Guidelines recommend considering an initial trial of continuous positive airway pressure (CPAP) to treat central sleep apnea (CSA). However, practice patterns vary widely. This study investigated predictors for an initial trial of CPAP in patients with central apneas and whether those factors predict adequate treatment response in patients receiving an initial CPAP trial.</p><p><strong>Methods: </strong>Charts of patients receiving a diagnostic code for CSA following a sleep study during 2016-2018 at a single center were reviewed. Patient factors, initial treatment prescriptions, and subsequent changes to therapy were extracted from electronic health records. Regression models were used to estimate factors associated with an initial CPAP prescription and the likelihood of an adequate CPAP response (no subsequent therapy change and no discontinuation of therapy) among patients prescribed CPAP.</p><p><strong>Results: </strong>429/588 (73%) patients with central apneas received an initial trial of CPAP. Younger age, diagnosis by home sleep testing, non-opiate etiology of central apneas, and a lower proportion of central apneas at diagnosis were independently associated with a higher likelihood of an initial CPAP trial. A lower proportion of central apneas was associated with a higher probability of adequate response, while current smoking and opiate-related central apneas predicted an unsuccessful CPAP trial. A new finding was that older age predicted a lower likelihood of an initial CPAP prescription but did not predict an unsatisfactory response to CPAP.</p><p><strong>Conclusion: </strong>Clinicians may incorrectly weigh certain clinical and sleep study characteristics when deciding whether to trial CPAP for patients with central apneas.</p>","PeriodicalId":18163,"journal":{"name":"Lung","volume":" ","pages":"625-634"},"PeriodicalIF":5.0,"publicationDate":"2023-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10869204/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138176533","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Methotrexate Polyglutamate Concentrations as a Possible Predictive Marker for Effectiveness of Methotrexate Therapy in Patients with Sarcoidosis: A Pilot Study.","authors":"Montse Janssen Bonás, Janani Sundaresan, Ruth G M Keijsers, Eduard A Struys, Bas J M Peters, Vivienne Kahlmann, Marlies S Wijsenbeek, Maurits C F J de Rotte, Jan C Grutters, Marcel Veltkamp","doi":"10.1007/s00408-023-00656-0","DOIUrl":"10.1007/s00408-023-00656-0","url":null,"abstract":"<p><strong>Introduction: </strong>Methotrexate (MTX), a folate antagonist, is often used as second-line treatment in patients with sarcoidosis. Effectiveness of MTX has large inter-patient variability and at present therapeutic drug monitoring (TDM) of MTX is not possible. Upon administration, MTX is actively transported into cells and metabolized to its active forms by adding glutamate residues forming MTXPG_(n=1-5) resulting in enhanced cellular retention. In this study we address the question whether different MTXPG_(n) concentrations in red blood cells (RBC) of patients with sarcoidosis after 3 months of MTX therapy correlate with response to treatment.</p><p><strong>Methods: </strong>We retrospectively included patients with sarcoidosis that had started on MTX therapy and from whom blood samples and FDG-PET/CT were available 3 and 6-12 months after MTX initiation, respectively. FDG-uptake was measured by SUVmax in the heart, lungs and thoracic lymph nodes. Changes in SUVmax was used to determine anti-inflammatory response after 6-12 months of MTX therapy. MTXPG_(n) concentrations were measured from whole blood RBC using an LC-MS/MS method. Pearson correlation coefficients were calculated to evaluate the relationship between changes in the SUVmax and MTXPG_(n) concentrations.</p><p><strong>Results: </strong>We included 42 sarcoidosis patients treated with MTX (15 mg/week); 31 with cardiac sarcoidosis and 11 with pulmonary sarcoidosis. In MTXPG₃ and MTXPG₄ a significant negative relation between the absolute changes in SUVmax and MTXPG_(n) was found r = - 0.312 (n = 42, p = 0.047) for MTXPG₃ and r = - 0.336 (n = 42, p = 0.031 for MTXPG₄). The other MTXPG_(n) did not correlate to changes in SUVmax.</p><p><strong>Conclusion: </strong>These results suggest a relation between MTXPG_(n) concentrations and the anti-inflammatory effect in patients with sarcoidosis. Further prospective validation is warranted, but if measuring MTXPG concentrations could predict treatment effect of MTX this would be a step in the direction of personalized medicine.</p>","PeriodicalId":18163,"journal":{"name":"Lung","volume":" ","pages":"617-624"},"PeriodicalIF":5.0,"publicationDate":"2023-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"136398090","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Feasibility and Utility of a Smartphone Application-Based Longitudinal Cough Monitoring in Chronic Cough Patients in a Real-World Setting.","authors":"Seung-Eun Lee, Matthew Rudd, Tae-Hwa Kim, Ji-Yoon Oh, Ji-Hyang Lee, Lola Jover, Peter M Small, Kian Fan Chung, Woo-Jung Song","doi":"10.1007/s00408-023-00647-1","DOIUrl":"10.1007/s00408-023-00647-1","url":null,"abstract":"<p><strong>Purpose: </strong>This study evaluated the feasibility and utility of longitudinal cough frequency monitoring with the Hyfe Cough Tracker, a mobile application equipped with cough-counting artificial intelligence algorithms, in real-world patients with chronic cough.</p><p><strong>Methods: </strong>Patients with chronic cough (> 8-week duration) were monitored continuously for cough frequency with the Hyfe app for at least one week. Cough was also evaluated using the Leicester Cough Questionnaire (LCQ) and daily cough severity scoring (0-10). The study analyzed adherence rate, the correlation between objective cough frequency and subjective scores, day-to-day variability, and patient experience.</p><p><strong>Results: </strong>Of 65 subjects consecutively recruited, 43 completed the study. The median cough monitoring duration was 13.9 days, with a median adherence of 91%. Study completion was associated with baseline cough severity, and the adherence rate was higher in younger subjects. Cross-sectional correlation analyses showed modest correlations between objective and subjective cough measures at the group level. However, in time series correlation analyses, correlations between objective and subjective measures widely varied across individuals. Cough frequency had greater day-to-day variability than daily cough severity scores in most subjects. A patient experience survey found that 70% of participants found the cough monitoring helpful, 86% considered it acceptable, and 84% felt it was easy to use.</p><p><strong>Conclusion: </strong>Monitoring cough frequency longitudinally for at least one week may be feasible. The substantial day-to-day variability in objective cough frequency highlights the need for continuous monitoring. Grasping the implications of daily cough variability is crucial in both clinical practice and clinical trials.</p>","PeriodicalId":18163,"journal":{"name":"Lung","volume":" ","pages":"555-564"},"PeriodicalIF":5.0,"publicationDate":"2023-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"41204562","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}