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Chronic obstructive pulmonary disease (COPD) is one of the main reasons for healthcare appointments and use of healthcare resources.,In recent years, clinics specializing in COPD have been developed to offer improved care and optimization of recourses for patients with high complexity and frequent decompensations.,Howe... | Treatment of chronic obstructive pulmonary disease (COPD) requires a personalized approach according to the clinical characteristics of the patients, the level of severity, and the response to the different therapies.,Furthermore, patients with the same level of severity measured by the degree of airflow obstruction or... | 1 |
Comorbidities including cardiovascular diseases are very common in chronic obstructive pulmonary disease (COPD) secondary to tobacco smoking and contribute to the overall severity of the disease.,In non-smoking COPD, which accounts for about 25% of COPD cases worldwide, current knowledge on the frequency and determinan... | H. haemolyticus is often misidentified as NTHi due to their close phylogenetic relationship.,Differentiating between the two is important for correct identification and appropriate treatment of infective organism and to ensure any role of H. haemolyticus in disease is not being overlooked.,Speciation however is not com... | 1 |
Patients with COPD have frequent exacerbations.,The role of respiratory viral infection is just emerging.,We wished to determine prospectively the incidence of viral infection in exacerbated and stable COPD patients as well as smokers who do not have airways obstruction.,Stable and exacerbated COPD patients were recrui... | We aimed to characterise and quantify the incidence of common infectious agents in acute exacerbations of chronic obstructive pulmonary disease (COPD) requiring ventilation, with a focus on respiratory viruses.,An epidemiological study conducted over 3 years.,A 12-bed intensive care unit (ICU).,ICU patients over 45 ... | 1 |
The role of the ATP binding cassette transporter A1 (ABCA1) in maintaining cellular lipid homeostasis in cardiovascular disease is well established.,More recently, the important beneficial role played by ABCA1 in modulating pathogenic disease mechanisms, such as inflammation, in a broad range of chronic conditions has ... | Tobacco smoke is the principal risk factor for chronic obstructive pulmonary disease (COPD), though the mechanisms of its toxicity are still unclear.,The ABC transporters multidrug resistance-associated protein 1 (MRP1) and P-glycoprotein (P-gp/MDR1) extrude a wide variety of toxic substances across cellular membranes ... | 1 |
COPD is a highly heterogeneous disease composed of different phenotypes with different aetiological and prognostic profiles and current classification systems do not fully capture this heterogeneity.,In this study we sought to discover, describe and validate COPD subtypes using cluster analysis on data derived from ele... | Our aim was to assess the impact of comorbidities on existing COPD prognosis scores.,A total of 543 patients with COPD (FEV1 <80% and FEV1/FVC <70%) were included between January 2003 and January 2004.,Patients were stable for at least 6 weeks before inclusion and were followed for 5 years without any intervention by t... | 1 |
Dyspnea is a distressing, debilitating, and near-ubiquitous symptom affecting patients with COPD.,In addition to the functional consequences of dyspnea, which include activity limitation and reduced exercise tolerance, it is important to consider its psychological impact on patients with COPD, such as onset of depressi... | The combination of aclidinium bromide, a long-acting anticholinergic, and formoterol fumarate, a long-acting beta2-agonist (400/12 μg twice daily) achieves improvements in lung function greater than either monotherapy in patients with chronic obstructive pulmonary disease (COPD), and is approved in the European Union a... | 1 |
Object.,Results on the associations of fruit and vegetable intake with risk of chronic obstructive pulmonary disease (COPD) are still in conflict.,Hence, we conducted a meta-analysis to quantitatively evaluate the association between fruit and vegetable intake and the risk of COPD.,PubMed, Web of Science, and China Nat... | The incidence and severity of chronic lung diseases is growing and affects between 100 and 150 million people worldwide and is associated with a significant rate of mortality.,Unfortunately, the initial cause that triggers most chronic lung diseases remains unknown and current available therapies only ameliorate, but d... | 1 |
Chronic obstructive pulmonary disease (COPD) ranks among the leading causes of morbidity and mortality worldwide.,COPD rarely occurs in isolation and is often combined with various diseases.,It is considered that systemic inflammation underlies the comorbid course of COPD.,The data obtained in recent years have shown t... | We sought to determine whether circulating inflammatory biomarkers were associated with the frequent exacerbator phenotype in stable COPD patients ie, those with two or more exacerbations in the previous year.,Eighty-eight stable, severe, COPD patients (4 females) were assessed for exacerbation frequency, pulmonary fun... | 1 |
Exacerbations of chronic obstructive pulmonary disease (COPD) are episodes of worsening of symptoms, leading to substantial morbidity and mortality.,COPD exacerbations are associated with increased airway and systemic inflammation and physiological changes, especially the development of hyperinflation.,They are trigger... | The study aimed to determine the relationship between throat microbiome and COPD.,Sixty-five Chinese males (n=20, smokers without COPD; n=45 smokers with COPD) were included.,Nonmetric multidimensional scaling indicated differences of microbiome between COPD and controls, but no difference was observed between COPD pat... | 1 |
Although elevated blood or sputum eosinophils are present in many patients with COPD, uncertainties remain regarding the anatomical distribution pattern of lung-infiltrating eosinophils.,Basophils have remained virtually unexplored in COPD.,This study mapped tissue-infiltrating eosinophils, basophils and eosinophil-pro... | Dendritic cells (DC) linking innate and adaptive immune responses are present in human lungs, but the characterization of different subsets and their role in COPD pathogenesis remain to be elucidated.,The aim of this study is to characterize and quantify pulmonary myeloid DC subsets in small airways of current and ex-s... | 1 |
Hip fractures can lead to functional disability and high mortality rates among elderly patients.,The aim of this study was to investigate whether chronic obstructive pulmonary disease (COPD) is a risk factor for hip fracture.,A retrospective population-based 4-year cohort study was conducted using case-control matched ... | Functional activities, such as the sit-to-stand-to-sit (STSTS) task, are often impaired in individuals with chronic obstructive pulmonary disease (COPD).,The STSTS task places a high demand on the postural control system, which has been shown to be impaired in individuals with COPD.,It remains unknown whether postural ... | 1 |
Little is known about the composition and clinical implications of lung microbiome in patients with chronic obstructive pulmonary disease (COPD) and community-acquired pneumonia requiring invasive mechanical ventilation and intensive care unit admission.,Therefore, this study aimed to explore the longitudinal changes i... | The changes in the microbial community structure during acute exacerbations of severe chronic obstructive pulmonary disease (COPD) in hospitalized patients remain largely uncharacterized.,Therefore, further studies focused on the temporal dynamics and structure of sputum microbial communities during acute exacerbation ... | 1 |
Dry powder inhalers (DPIs) are often used in asthma and chronic obstructive pulmonary disease (COPD) therapies.,Using the discrete choice experiment (DCE) methodology, this study conducted in France was designed to assess patients’ preferences for different attributes of DPIs.,Attributes of DPIs were defined based on a... | Background: Two studies were undertaken to characterize the maximal effort inhalation profiles of healthy subjects and patients with asthma or chronic obstructive pulmonary disease (COPD) through a moderate-resistance dry powder inhaler (DPI).,Correlations between inhaler-specific inhalation characteristics and inhaler... | 1 |
Exacerbations of chronic obstructive pulmonary disease (COPD) are episodes of worsening of symptoms, leading to substantial morbidity and mortality.,COPD exacerbations are associated with increased airway and systemic inflammation and physiological changes, especially the development of hyperinflation.,They are trigger... | COPD is a heterogeneous disease characterized by airflow obstruction and diagnosed by lung function.,CT imaging is emerging as an important, noninvasive tool in phenotyping COPD.,However, the use of CT imaging in defining the disease heterogeneity above lung function is not fully known.,Seventy-five patients with COPD ... | 1 |
COPD is associated with different comorbid diseases, and their frequency increases with age.,Comorbidities severely impact costs of health care, intensity of symptoms, quality of life and, most importantly, may contribute to life span shortening.,Some comorbidities are well acknowledged and established in doctors’ awar... | Recent studies described association between chronic obstructive pulmonary disease (COPD) and increased risk of cardiovascular diseases (CVD).,In their analysis none of these studies accounted for sociodemographic factors, health behaviors, and patient comorbidities simultaneously.,To study whether COPD diagnosis is an... | 1 |
Smoking is considered as the major causal factor of chronic obstructive pulmonary disease (COPD).,Nevertheless, a minority of chronic heavy cigarette smokers develops COPD.,This suggests important contribution of other factors such as genetic predisposing.,Our objective was to investigate combined role of EPHX1, GSTP1,... | There is considerable variability in the susceptibility of smokers to develop chronic obstructive pulmonary disease (COPD).,The only known genetic risk factor is severe deficiency of α1-antitrypsin, which is present in 1-2% of individuals with COPD.,We conducted a genome-wide association study (GWAS) in a homogenous ca... | 1 |
Metabolic syndrome is a common extrapulmonary comorbidity in patients with chronic obstructive pulmonary disease (COPD).,However, the reported relationship of COPD with dyslipidemia, an important component of metabolic syndrome, is ambiguous.,The aim of this meta-analysis is to investigate the association between COPD ... | Chronic obstructive pulmonary disease (COPD) is a diverse respiratory disease characterised by bronchiolitis, small airway obstruction, and emphysema.,Innate immune cells play a pivotal role in the disease's progression, and in particular, lung macrophages exploit their prevalence and strategic localisation to orchestr... | 1 |
This systematic review aimed to systematise the different designs used to deliver pulmonary rehabilitation during acute exacerbations of COPD (AECOPD) and explore which ones are the most effective.,PubMed, Scopus, Web of Science, EBSCO and Cochrane were searched.,Randomised controlled trials comparing pulmonary rehabil... | Pulmonary rehabilitation (PR), delivered as a supervised multidisciplinary program including exercise training, is one of the cornerstones in the chronic obstructive pulmonary disease (COPD) management.,We performed a systematic review and meta-analysis to assess the effect on mortality of a supervised early PR program... | 1 |
The risk and prevalence of chronic obstructive pulmonary disease (COPD) in rheumatoid arthritis (RA) is still obscure.,The current study was aimed to systematically review and meta-analyse the risk ratio (RR) and prevalence of COPD in RA.,A comprehensive systematic review was conducted based on PubMed, Web of Science a... | Self-management interventions (SMIs) are recommended for individuals with COPD to help monitor symptoms and optimize health-related quality of life (HRQOL).,However, SMIs vary widely in content, delivery, and intensity, making it unclear which methods and techniques are associated with improved outcomes.,This systemati... | 1 |
Chronic obstructive pulmonary disease (COPD), a complex progressive disease, is currently the third leading cause of death worldwide.,One recommended treatment option is fixed-dose combination therapy of an inhaled corticosteroid (ICS)/long-acting β-agonist.,Clinical trials suggest pressurized metered-dose inhalers (pM... | Frequent exacerbations which are both costly and potentially life-threatening are a major concern to patients with chronic obstructive pulmonary disease (COPD), despite the availability of several treatment options.,This study aimed to assess the lifetime costs and outcomes associated with alternative treatment regimen... | 1 |
Chronic obstructive pulmonary disease (COPD) is a heterogeneous disease characterized by frequent exacerbation phenotypes independent of disease stage.,Increasing evidence shows that the microbiota plays a role in disease progression and severity, but long-term and international multicenter assessment of the variations... | Chronic obstructive pulmonary disease (COPD) is an inflammatory disorder characterized by incompletely reversible airflow obstruction.,Bacterial infection of the lower respiratory tract contributes to approximately 50% of COPD exacerbations.,Even during periods of stable lung function, the lung harbors a community of b... | 1 |
Chronic obstructive pulmonary disease (COPD) is a chronic inflammatory condition, and progresses with acute exacerbations.,(AE).,During AE, levels of acute phase reactants such as C-reactive protein (CRP) and inflammatory cells in the circulation increase.,Soluble urokinase-type plasminogen activator receptor (suPAR) l... | Chronic obstructive pulmonary disease (COPD) is characterized by chronic inflammation of the airways and progressive destruction of lung parenchyma.,Apoptosis is critical for the maintenance of normal tissue homeostasis and is in equilibrium with proliferation and differentiation.,This study was undertaken to investiga... | 1 |
The combination of aclidinium bromide, a long-acting anticholinergic, and formoterol fumarate, a long-acting beta2-agonist (400/12 μg twice daily) achieves improvements in lung function greater than either monotherapy in patients with chronic obstructive pulmonary disease (COPD), and is approved in the European Union a... | Bronchodilators provide the mainstay of pharmacologic therapy for chronic obstructive pulmonary disease (COPD), and anticholinergic bronchodilators, in particular, appear to be the most effective.,There are currently two anticholinergic agents available in the US for the treatment of COPD (ipratropium bromide and tiotr... | 1 |
Self-management is crucial for effective COPD management.,This study aimed at identifying associations between self-management and sociodemographic characteristics, clinical characteristics, and symptom burden in people with COPD.,In this cross-sectional study with 225 participants diagnosed with COPD grades II-IV, mul... | The COPD assessment test (CAT) consists of eight nonspecific scores of quality of life.,The aim of this study was to compare the health-related quality of life and severity of airflow limitation in patients with asthma, COPD, and asthma-COPD overlap syndrome (ACOS) using the CAT.,We examined CAT and lung functions in 1... | 1 |
Readmissions are common following acute exacerbations of chronic obstructive pulmonary disease (AECOPD) and are partially responsible for increased morbidity and mortality in COPD.,Numerous factors have been shown to predict readmission of patients previously admitted to hospital for AECOPD; however, factors related to... | Despite the availability of national and international guidelines, evidence suggests that chronic obstructive pulmonary disease (COPD) treatment is not always prescribed according to recommendations.,This study evaluated the current management of patients with COPD using a large UK primary-care database.,This analysis ... | 1 |
Inhaler selection is important when managing respiratory conditions; a patient’s inhalation technique should be appropriate for the selected device, and patients should ideally be able to use a device successfully regardless of disease severity.,The NEXThaler is a multidose dry-powder inhaler with a breath-actuated mec... | Background: Two studies were undertaken to characterize the maximal effort inhalation profiles of healthy subjects and patients with asthma or chronic obstructive pulmonary disease (COPD) through a moderate-resistance dry powder inhaler (DPI).,Correlations between inhaler-specific inhalation characteristics and inhaler... | 1 |
Glycopyrronium is a once-daily (od) long-acting muscarinic antagonist for the maintenance treatment of chronic obstructive pulmonary disease (COPD).,The GLOW7 study evaluated the efficacy and safety of od glycopyrronium 50 μg in predominantly Chinese patients with moderate-to-severe COPD.,In this 26-week, multi-center,... | NVA237 (glycopyrronium bromide) is a once-daily long-acting muscarinic antagonist (LAMA) in development for chronic obstructive pulmonary disease (COPD).,The GLycopyrronium bromide in COPD airWays clinical Study 2 (GLOW2) evaluated the efficacy and safety of NVA237 in moderate-to-severe COPD over 52 weeks.,Patients wer... | 1 |
Smoking is a well-established risk factor for rheumatoid arthritis (RA), and it has been proposed that smoking-induced citrullination renders autoantigens immunogenic.,To investigate this mechanism, we examined human lung tissue from 40 subjects with defined smoking status, with or without chronic obstructive pulmonary... | Polymorphonuclear neutrophils have in recent years attracted new attention due to their ability to release neutrophil extracellular traps (NETs).,These web-like extracellular structures deriving from nuclear chromatin have been depicted in ambiguous roles between antimicrobial defence and host tissue damage.,NETs consi... | 1 |
No observational studies have evaluated the “real-world” effectiveness of dual bronchodilation comprising a long-acting β2-agonist plus a long-acting muscarinic antagonist vs that of triple therapy (long-acting β2-agonist plus long-acting muscarinic antagonist plus inhaled corticosteroid) in COPD.,DACCORD is a non-inte... | Combined inhaled therapy in chronic obstructive pulmonary disease (COPD) is commonly used, but its benefits remain controversial.,We assessed the effect of tiotropium in reducing COPD exacerbations when combined with long‐acting β2 agonists (LABA) and/or inhaled corticosteroids (ICS).,This new‐user cohort study is base... | 1 |
A genetic contribution to develop chronic obstructive pulmonary disease (COPD) is well established.,However, the specific genes responsible for enhanced risk or host differences in susceptibility to smoke exposure remain poorly understood.,The goal of this review is to provide a comprehensive literature overview on the... | Lung function measures are heritable traits that predict population morbidity and mortality and are essential for the diagnosis of chronic obstructive pulmonary disease (COPD).,Variations in many genes have been reported to affect these traits, but attempts at replication have provided conflicting results.,Recently, we... | 1 |
Pulmonary artery enlargement (PAE) is associated with exacerbations in Chronic Obstructive Pulmonary Disease (COPD) and with survival in moderate to severe patients.,The potential role of PAE in survival prediction has not been compared with other clinical and physiological prognostic markers.,In 188 patients with COPD... | To investigate the correlation of miR-125a/b expression with acute exacerbations of chronic obstructive pulmonary disease (AECOPD) patients and inflammatory cytokines.,Eighty-seven AECOPD patients, 93 stable chronic obstructive pulmonary disease (COPD) patients and 100 health volunteers (HCs) were recruited.,Plasma sam... | 1 |
The combination of asthma and chronic obstructive pulmonary disease (COPD), or ACOS is a recently defined syndrome.,The epidemiology of the condition is poorly described and previous research has suggested ACOS is associated with worse outcomes than either condition alone.,We therefore decided to complete a systematic ... | To describe symptoms and lung function in patients registered with asthma or chronic obstructive pulmonary disease (COPD) in primary care and to examine how spirometry findings fit with general practitioners’ (GPs) diagnoses.,Patients aged ≥40 years with a diagnosis of asthma or COPD registered in the electronic medica... | 1 |
Oral corticosteroids and inhaled bronchodilators with or without antibiotics represent standard treatment of COPD exacerbations of moderate severity.,Frequent courses of oral steroids may be a safety issue.,We wanted to evaluate in an out-patient setting whether a 2-week course of inhaled budesonide/formoterol would be... | Inflammation is a core feature of acute chronic obstructive pulmonary disease (COPD) exacerbations.,It is important to focus on inflammation since it gives insight into the pathological changes causing an exacerbation, thereby possibly providing directions for future therapies which modify inflammation.,To provide a ce... | 1 |
Chronic Obstructive Pulmonary Disease (COPD) is an inflammatory process of the lung inducing persistent airflow limitation.,Extensive systemic effects, such as skeletal muscle dysfunction, often characterize these patients and severely limit life expectancy.,Despite considerable research efforts, the molecular basis of... | Both chronic obstructive pulmonary disease (COPD) and tuberculosis (TB) primarily affect the lungs and are major causes of morbidity and mortality worldwide.,COPD and TB have common risk factors such as smoking, low socioeconomic status and dysregulation of host defence functions.,COPD is a prevalent co-morbid conditio... | 1 |
Childhood asthma is strongly influenced by genetics and is a risk factor for reduced lung function and chronic obstructive pulmonary disease (COPD) in adults.,This study investigates self-reported childhood asthma in adult smokers from the COPDGene Study.,We hypothesize that childhood asthma is associated with decrease... | Exacerbations of chronic obstructive pulmonary disease (COPD) are characterized by acute enhancement of airway neutrophilic inflammation under oxidative stress and can be involved in emphysema progression.,However, pharmacotherapy against the neutrophilic inflammation and emphysema progression associated with exacerbat... | 1 |
Patients with high grade chronic pulmonary obstructive disease (COPD) account for much of the COPD-related mortality and incur excessive financial burdens and medical care utilization.,We aimed to determine the characteristics and medical care use of such patients using nationwide data from the Korean Health Insurance ... | Exacerbations of chronic obstructive pulmonary disease (COPD) lead to significant increases in resource utilization and cost to the health care system.,COPD patients with chronic bronchitis and a history of exacerbations pose an additional burden to the system.,This study examined health care utilization and cost among... | 1 |
While adverse effects of exposure to air pollutants on respiratory health are well studied, little is known about the effect of a reduction in air pollutants on chronic respiratory symptoms and diseases.,We investigated whether different declines in air pollution levels in industrialised and rural areas in Germany were... | Glucocorticoids are the most effective antiinflammatory agents for the treatment of chronic inflammatory diseases even though some diseases, such as chronic obstructive pulmonary disease (COPD), are relatively glucocorticoid insensitive.,However, the molecular mechanism of this glucocorticoid insensitivity remains unce... | 1 |
To assess the impact of home telemonitoring on health service use and quality of life in patients with severe chronic lung disease.,Randomised crossover trial with 6 months of standard best practice clinical care (control group) and 6 months with the addition of telemonitoring.,68 patients with chronic lung disease (38... | The objective of this pilot study was to investigate the use of and satisfaction with a chronic obstructive pulmonary disease (COPD) telehealth program applied in both primary and secondary care.,The program consisted of four modules: 1) activity coach for ambulant activity monitoring and real-time coaching of daily ac... | 1 |
To describe a cohort of chronic obstructive pulmonary disease (COPD) patients and perform a within-group comparison regarding self-management activation, social provision, and health status.,A cross-sectional survey including 116 persons.,The sample comprised 65 men and 38 women, mean age 69 years.,Fourteen percent rep... | Self-management is becoming increasingly important in COPD health care although it remains difficult to embed self-management into routine clinical care.,The implementation of self-management is understood as a complex interaction at the level of patient, health care provider (HCP), and health system.,Nonetheless there... | 1 |
In 2007, an Asthma/chronic obstructive pulmonary disease (COPD) (AC) service was implemented in the North of the Netherlands to support General Practitioners (GPs) by providing advice from pulmonologists on a systematic basis.,To evaluate the feasibility and effectiveness of this service on patient-related outcomes.,We... | Patients with COPD experience respiratory symptoms, impairments of daily living and recurrent exacerbations.,The aim of integrated disease management (IDM) is to establish a programme of different components of care (ie, self-management, exercise, nutrition) in which several healthcare providers (ie, nurses, general pr... | 1 |
Prior work suggests that asthma-COPD overlap syndrome (ACOS) has a greater health burden than asthma alone or COPD alone.,In the current study, we have further evaluated the health burden of ACOS in a nationally representative sample of the US population, focusing on patient-reported outcomes and health care utilizatio... | Disease-specific alterations of the cell-free DNA methylation status are frequently found in serum samples and are currently considered to be suitable biomarkers.,Candidate markers were identified by bisulfite conversion-based genome-wide methylation screening of lung tissue from lung cancer, fibrotic ILD, and COPD. cf... | 1 |
To explore the ways in which participation in a community singing group contributed to the health and well-being of patients with chronic obstructive pulmonary disease (COPD).,Qualitative description, based on transcripts from individual interviews and a focus group meeting with people with COPD participating in the si... | Chronic obstructive pulmonary disease (COPD) is a debilitating disease affecting patients in daily life, both physically and emotionally.,Symptoms such as dyspnea and muscle fatigue, lead to exercise intolerance, which, together with behavioral issues, trigger physical inactivity, a key feature of COPD.,Physical inacti... | 1 |
Treatment of chronic diseases such as chronic obstructive pulmonary disease (COPD) is complicated by the presence of comorbidities.,The objective of this analysis was to estimate the prevalence of comorbidity in COPD using nationally-representative data.,This study draws from a multi-year analytic sample of 14,828 subj... | There is growing evidence that air pollution from traffic has adverse long-term effects on chronic respiratory disease in children, but there are few studies and more inconclusive results in adults.,We examined associations between residential traffic and asthma and COPD in adults in southern Sweden.,A postal questionn... | 1 |
Latest evidence suggests that periodontitis is prevalent among patients with chronic obstructive pulmonary disease (COPD), while recent studies have also reported a potential benefit of periodontal treatment on several COPD outcomes.,This systematic review aims to determine the impact of periodontal treatment on exacer... | The coexistence of gastroesophageal reflux disease (GERD) and COPD has been recognized, but there has been no comprehensive evaluation of the impact of GERD on COPD-related health status and patient-centered outcomes.,Cross-sectional and longitudinal study of 4,483 participants in the COPDGene cohort who met GOLD crite... | 1 |
Previous attempts to characterise the burden of chronic respiratory diseases have focused only on specific disease conditions, such as chronic obstructive pulmonary disease (COPD) or asthma.,In this study, we aimed to characterise the burden of chronic respiratory diseases globally, providing a comprehensive and up-to-... | People with chronic obstructive pulmonary disease (COPD) continue to experience dyspnea with activities of daily living (ADL) despite optimal medical management.,Information and communication technologies may facilitate collaborative symptom management and could potentially increase the reach of such interventions to t... | 1 |
Purpose: Assess the clinical and economic consequences associated with an early versus late diagnosis in patients with COPD.,Patients and methods: In a retrospective, observational cohort study, electronic medical record data (2000-2014) were collected from Swedish primary care patients with COPD.,COPD indicators (pneu... | The GOLD guidelines suggest that the presence of a post-bronchodilator forced expiratory volume in one second (FEV1) < 80% of the predicted value in combination with a FEV1/forced vital capacity (FVC) < 70% confirms the diagnosis of COPD.,Limited data exist regarding the accuracy of these criteria to distinguish betwee... | 1 |
Gastroesophageal reflux disease (GERD) is one of the most common causes of chronic cough and a potential risk factor for exacerbation of chronic obstructive pulmonary disease (COPD).,The aim of this study was to investigate the prevalence and risk factors of GERD in patients with COPD and association between GERD and C... | The long-term natural history of chronic obstructive pulmonary disease (COPD) in terms of successive severe exacerbations and mortality is unknown.,The authors formed an inception cohort of patients from their first ever hospitalisation for COPD during 1990-2005, using the healthcare databases from the province of Queb... | 1 |
Chronic obstructive pulmonary disease (COPD) is characterized by the frequent association of disease outside the lung.,The objective of this study was to determine the presence of biomechanical gait abnormalities in COPD patients compared to healthy controls while well rested and without rest.,Patients with COPD (N = 1... | To date, detailed analyses of walking patterns using accelerometers during the 6-min walk test (6MWT) have not been performed in patients with chronic obstructive pulmonary disease (COPD).,Therefore, it remains unclear whether and to what extent COPD patients have an altered walking pattern during the 6MWT compared to ... | 1 |
COPD, characterized by chronic inflammation and airway remodeling, has significant pathological alterations in composition and deposition of the extracellular matrix.,The expression of procollagen 1 C-terminal peptide (PICP) and collagen type 1 C-terminal telopeptide (ICTP), two major by-products in the synthesis and d... | The incidence and severity of chronic lung diseases is growing and affects between 100 and 150 million people worldwide and is associated with a significant rate of mortality.,Unfortunately, the initial cause that triggers most chronic lung diseases remains unknown and current available therapies only ameliorate, but d... | 1 |
COPD is characterized by persistent respiratory symptoms and airflow limitation, caused by a mixture of small airway disease and pulmonary emphysema.,Programmed cell death has drawn the attention of COPD researchers because emphysema is thought to result from epithelial cell death caused by smoking.,Although apoptosis ... | Chronic obstructive pulmonary disease (COPD) is characterised by chronic inflammation of the airways and progressive destruction of lung parenchyma, a process that in most cases is initiated by cigarette smoking.,Several mechanisms are involved in the development of the disease: influx of inflammatory cells into the lu... | 1 |
Sleep quality is often poor in patients with chronic obstructive pulmonary disease (COPD).,A cross-sectional European survey investigated the prevalence of night-time symptoms in COPD to evaluate the level of disconnect between physician and patient perceptions of the presence of night-time symptoms, and to compare the... | Chronic obstructive pulmonary disease (COPD) patients may suffer from poor sleep and health-related quality of life.,We hypothesized that disturbed sleep in COPD is correlated with quality of life.,In 180 patients with COPD (forced expired volume in 1 second [FEV1] 47.6 ± 15.2% predicted, 77.8% male, aged 65.9 ± 11.7 y... | 1 |
Chronic obstructive pulmonary disease (COPD) is one of the leading causes of death and disability worldwide, but before the development of several new pharmacological treatments little could be done for COPD patients.,Recognition that these new treatments could significantly improve the prognosis for COPD patients has ... | To estimate patient- and episode-level direct costs of chronic obstructive pulmonary disease (COPD) among commercially insured patients in the US.,In this retrospective claims-based analysis, commercial enrollees with evidence of COPD were grouped into five mutually exclusive cohorts based on the most intensive level o... | 1 |
Chronic obstructive pulmonary disease (COPD) and asthma are common diseases with a heterogeneous distribution worldwide.,Here, we present methods and disease and risk estimates for COPD and asthma from the Global Burden of Diseases, Injuries, and Risk Factors (GBD) 2015 study.,The GBD study provides annual updates on e... | Home non-invasive ventilation (NIV) is a widely used treatment for chronic hypoventilation but little is known on its impact in the elderly.,In a multicenter prospective cohort study, we studied tolerance and efficacy of domiciliary NIV in patients aged 75 or more compared to younger ones.,264 patients with at least a ... | 1 |
A combination of inhaled corticosteroid and long-acting beta2 agonist (ICS/LABA) is used frequently to treat chronic obstructive pulmonary disease (COPD) patients.,The aim of the study was to determine whether prescribing ICS/LABA to COPD patients in primary care in 2009/10 was within the GOLD guidelines and whether an... | 1) To estimate the annual cost of patients with stable chronic obstructive pulmonary disease (COPD) followed in primary care in Spain; 2) To analyze the possible cost predictor variables.,A multicenter, epidemiological, observational, descriptive study.,Sociodemographic data, severity of disease, associated comorbidity... | 1 |
Oxidative stress is thought to be one of the most important mechanisms implicated in the muscle wasting of chronic obstructive pulmonary disease (COPD) patients, but its role has never been demonstrated.,We therefore assessed the effects of both pro-oxidant and antioxidant treatments on the oxidative stress levels and ... | Oxidative stress (OS) plays a key role in the muscle impairment and exercise capacity of COPD patients.,However, the literature reveals that systemic OS markers show great heterogeneity, which may hinder the prescription of effective antioxidant supplementation.,This study therefore aimed to identify OS markers imbalan... | 1 |
Endpoints that evaluate deterioration rather than improvement of disease may have clinical utility in COPD.,In this analysis, we compared the effects of different maintenance treatments on the prevention of clinically important deterioration (CID) in moderate-to-severe COPD patients.,Data were analyzed from three 26-we... | The landmark study of Fletcher and Peto on the natural history of tobacco smoke-related chronic airflow obstruction suggested that decline in the forced expiratory volume in the first second (FEV1) in chronic obstructive pulmonary disease (COPD) is slow at the beginning, becoming faster with more advanced disease.,The ... | 1 |
The aim of this study is to identify genetic loci associated with post-bronchodilator FEV1/FVC and FEV1, and develop a multi-gene predictive model for lung function in COPD.,Genome-wide association study (GWAS) of post-bronchodilator FEV1/FVC and FEV1 was performed in 1645 non-Hispanic White European descent smokers.,A... | Objective.,Several studies have evaluated the association between CYP1A1 polymorphisms and the susceptibility of chronic obstructive pulmonary disease (COPD) with inconclusive results.,We performed the first comprehensive meta-analysis to summarize the association between CYP1A1 polymorphisms and COPD risk.,Method.,A s... | 1 |
Patients with COPD often experience severe exacerbations involving hospitalization, which accelerate lung function decline and reduce quality of life.,This study aimed to develop and validate a predictive model to identify patients at risk of developing severe COPD exacerbations using administrative claims data, to fac... | There is no clinically useful score to predict chronic obstructive pulmonary disease (COPD) exacerbations.,We aimed to derive this by analyzing data from three existing COPD clinical trials of budesonide/formoterol, formoterol, or placebo in patients with moderate-to-very-severe COPD and a history of exacerbations in t... | 1 |
The burden of asthma and COPD among patients is high and people affected are frequently hospitalized due to exacerbations.,There are numerous reasons for the lack of disease control in asthma and COPD patients.,It is associated with non-adherence to guidelines on the part of the health care provider and with poor inhal... | To estimate the potential cost savings by following the current Global Initiative for Chronic Obstructive Lung Disease (GOLD) guideline recommendations in patients being treated for chronic obstructive pulmonary disease (COPD) with the combination of long-acting β2-agonist (LABA), long-acting muscarinic antagonist (LAM... | 1 |
The combination of aclidinium bromide, a long-acting anticholinergic, and formoterol fumarate, a long-acting beta2-agonist (400/12 μg twice daily) achieves improvements in lung function greater than either monotherapy in patients with chronic obstructive pulmonary disease (COPD), and is approved in the European Union a... | Approximately 210 million people are estimated to have chronic obstructive pulmonary disease [COPD] worldwide.,The burden of disease is known to be high, though less is known about those of a younger age.,The aim of this study was to investigate the wider personal, economic and societal burden of COPD on a cross countr... | 1 |
The association between asthma-chronic obstructive pulmonary diseases (COPD) overlap syndrome (ACOS) and tuberculosis (TB) has yet to be studied.,The newly diagnosed TB patients (age > 20 y) treated from January 2000 to December 2008 were included (ACOS cohort, n = 10 751; non-ACOS cohort, n = 42 966).,The non-ACOS coh... | The combination of asthma and chronic obstructive pulmonary disease (COPD), or ACOS is a recently defined syndrome.,The epidemiology of the condition is poorly described and previous research has suggested ACOS is associated with worse outcomes than either condition alone.,We therefore decided to complete a systematic ... | 1 |
There is a wide variability in measurement methodology of physical activity.,This study investigated the effect of different analysis techniques on the statistical power of physical activity outcomes after pulmonary rehabilitation.,Physical activity was measured with an activity monitor armband in 57 patients with COPD... | Persons with Chronic Obstructive Pulmonary Disease (COPD), performing some level of regular physical activity, have a lower risk of both COPD-related hospital admissions and mortality.,COPD patients of all stages seem to benefit from exercise training programs, thereby improving with respect to both exercise tolerance ... | 1 |
Asthma-COPD overlap syndrome (ACOS) is a commonly encountered chronic airway disease.,However, ACOS is still a consensus-based clinical phenotype and the underlying inflammatory mechanisms are inadequately characterized.,To clarify the inflammatory mediatypical for ACOS, five biomarkers, namely interleukin (IL)-13, mye... | Recent studies suggest that YKL-40, also called chitinase-3-like-1 protein, has been implicated in the pathogenesis of various inflammatory diseases.,It is currently unknown, however, whether YKL-40 plays a role in acute exacerbations of chronic obstructive pulmonary disease (AECOPD) and airway remodeling.,We evaluated... | 1 |
Chronic obstructive pulmonary disease (COPD) is a highly prevalent disease leading to irreversible airflow limitation and is characterized by chronic pulmonary inflammation, obstructive bronchiolitis and emphysema.,Etiologically, COPD is mediated by toxic gases and particles, eg, cigarette smoke, while the pathogenesis... | We have previously established a link between impaired phagocytic capacity and deregulated S1P signaling in alveolar macrophages from COPD subjects.,We hypothesize that this defect may include a disruption of epithelial-macrophage crosstalk via Spns2-mediated intercellular S1P signaling.,Primary alveolar macrophages an... | 1 |
To identify factors that hinder discussions regarding chronic obstructive pulmonary disease (COPD) between primary care physicians (PCPs) and their patients in Sweden.,Primary health care centres (PHCCs) in Stockholm, Sweden.,A total of 59 PCPs.,Semi-structured individual and focus-group interviews between 2012 and 201... | Comorbidities are frequent in chronic obstructive pulmonary disease (COPD) and significantly impact on patients’ quality of life, exacerbation frequency, and survival.,There is increasing evidence that certain diseases occur in greater frequency amongst patients with COPD than in the general population, and that these ... | 1 |
This study assessed the adherence profiles to inhaled therapies and the agreement between two patient self-report adherence methods in stable COPD lpatients from seven Latin American countries.,This observational, cross-sectional, multinational, multicenter study involved 795 COPD patients (post-bronchodilator forced e... | Patients with COPD may be prescribed multiple inhalers as part of their treatment regimen, which require different inhalation techniques.,Previous literature has shown that the effectiveness of inhaled treatment can be adversely affected by incorrect inhaler technique.,Prescribing a range of device types could worsen t... | 1 |
Exacerbations of chronic obstructive pulmonary disease (COPD) are episodes of worsening of symptoms, leading to substantial morbidity and mortality.,COPD exacerbations are associated with increased airway and systemic inflammation and physiological changes, especially the development of hyperinflation.,They are trigger... | Chronic obstructive pulmonary disease (COPD) exacerbations are associated with systemic consequences.,Data from a 4-year trial (Understanding Potential Long-term Impacts on Function with Tiotropium [UPLIFT®], n = 5,992) were used to determine risk for nonlower respiratory serious adverse events (NRSAEs) following an ex... | 1 |
The inflammatory responses and associated clinical severity of COPD exacerbations are greatly variable, and the determinants of these factors are poorly understood.,We examined the hypothesis that bacteria and viruses may modulate this heterogeneity and that interactions between bacterial and viral infection may affect... | Although culture-independent techniques have shown that the lungs are not sterile, little is known about the lung microbiome in chronic obstructive pulmonary disease (COPD).,We used pyrosequencing of 16S amplicons to analyze the lung microbiome in two ways: first, using bronchoalveolar lavage (BAL) to sample the distal... | 1 |
Aclidinium/formoterol is a twice-daily (BID) fixed-dose combination (FDC) in development for chronic obstructive pulmonary disease (COPD).,The efficacy and safety of aclidinium/formoterol versus monotherapy and placebo in patients with COPD was assessed.,In this 24-week double-blind, parallel-group, active- and placebo... | Although respiratory symptoms are characteristic features of COPD, there is no standardised method for quantifying their severity in stable disease.,To evaluate the EXACT-Respiratory Symptom (E-RS) measure, a daily diary comprising 11 of the 14 items in the Exacerbations of Chronic Pulmonary Disease Tool (EXACT).,Quali... | 1 |
Eosinophils in blood and sputum in chronic obstructive pulmonary disease (COPD) have been associated with more frequent exacerbations, lower lung function, and corticosteroid responsiveness.,We hypothesized increased eosinophils are associated with a severe COPD phenotype, including exacerbation frequency, and tested w... | COPD exacerbations requiring hospitalization increase morbidity and mortality.,Although most COPD exacerbations are neutrophilic, approximately 10%-25% of exacerbations are eosinophilic.,We aimed to evaluate mortality and outcomes of eosinophilic and non-eosinophilic COPD exacerbations and identify new biomarkers that ... | 1 |
Much of what is known about the Aryl Hydrocarbon Receptor (AhR) centers on its ability to mediate the deleterious effects of the environmental toxicant 2,3,7,8-tetrachlorodibenzo-p-dioxin (TCDD; dioxin).,However, the AhR is both ubiquitously-expressed and evolutionarily-conserved, suggesting that it evolved for purpose... | To quantify the extent of squamous metaplasia in bronchial biopsies and relate it to the presence of chronic obstructive pulmonary disease (COPD), a smoking-related pathology.,Bronchial biopsies (n = 15 in each group) from smokers with COPD GOLD stage1 and GOLD stage2, smokers without COPD and healthy non-smokers were ... | 1 |
Exacerbations of COPD are frequent and commonly triggered by respiratory tract infections.,The purpose of our study was to investigate innate immunity in stable COPD patients.,Induced sputum was collected from 51 stable consecutive COPD patients recruited from the COPD Clinic of CHU Liege and 35 healthy subjects.,Expre... | The carcinoembryonic antigen (CEA)-related cell adhesion molecules CEACAM1 (BGP, CD66a), CEACAM5 (CEA, CD66e) and CEACAM6 (NCA, CD66c) are expressed in human lung.,They play a role in innate and adaptive immunity and are targets for various bacterial and viral adhesins.,Two pathogens that colonize the normally sterile ... | 1 |
Lung epithelial damage, activation of the wound healing cascade, and remodeling of the extracellular matrix (ECM) play a major role in chronic obstructive pulmonary disease (COPD).,The pro-peptide of type VI collagen has been identified as the hormone endotrophin.,Endotrophin has been shown to promote fibrosis and infl... | Chronic obstructive pulmonary disease (COPD) is one of the leading causes of death worldwide.,Impaired lung function is associated with heightened risk for death, cardiovascular events, and COPD exacerbations.,However, it is unclear if forced expiratory volume in one second (FEV1) and forced vital capacity (FVC) differ... | 1 |
Chronic obstructive pulmonary disease (COPD) is the leading cause of respiratory mortality worldwide.,Genetic risk loci provide novel insights into disease pathogenesis.,We performed a genome-wide association study in 35,735 cases and 222,076 controls from the UK Biobank and additional studies from the International CO... | Bone morphogenetic protein receptor type 2 (BMPR2) signaling is anti-inflammatory.,Decreased BMPR2 expression was seen in lung tissue from chronic obstructive pulmonary disease (COPD) patients.,The selected single nucleotide polymorphisms (SNPs) in BMPR2 were genotyped with polymerase chain reaction (PCR) ligase detect... | 1 |
Exacerbations of chronic obstructive pulmonary disease (COPD) are important events that carry significant consequences for patients.,Some patients experience frequent exacerbations, and are now recognized as a distinct clinical subgroup, the ‘frequent exacerbator’ phenotype.,This is relatively stable over time, occurs ... | Objective To assess the effect of second generation, home based telehealth on health related quality of life, anxiety, and depressive symptoms over 12 months in patients with long term conditions.,Design A study of patient reported outcomes (the Whole Systems Demonstrator telehealth questionnaire study; baseline n=1573... | 1 |
To analyze whether the introduction of nebulized colistin in patients with chronic obstructive pulmonary disease (COPD) and infection with Pseudomonas aeruginosa (PA) is associated with a decrease of the number and duration of severe exacerbations.,Thirty six patients with COPD and infection with PA treated with nebuli... | Chronic Obstructive Pulmonary Disease is the third leading cause of death in the US, and is associated with periodic exacerbations, which account for the largest proportion of health care utilization, and lead to significant morbidity, mortality, and worsening lung function.,A subset of patients with COPD have frequent... | 1 |
In contemporary guidelines for the management of Chronic Obstructive Pulmonary Disease (COPD), the history of acute exacerbations plays an important role in the choice of long-term inhaled therapies.,This study aimed at evaluating population-level trends of filled inhaled prescriptions over the time course of COPD and ... | There is limited information about the initiation of triple therapy (TT) in patients with chronic obstructive pulmonary disease (COPD) in primary care.,This was an observational, population-based study in patients identified from a primary care electronic medical records database in Catalonia from 2011 to 2015 aimed to... | 1 |
There is no single source of compiled data on symptoms experienced by patients with chronic obstructive pulmonary disease (COPD) when awake and active throughout the day.,The aim of this systematic review was to evaluate the prevalence, variability, and burden (i.e., bothersomeness and/or intensity), and the impact of ... | NVA237 (glycopyrronium bromide) is a once-daily long-acting muscarinic antagonist (LAMA) in development for chronic obstructive pulmonary disease (COPD).,The GLycopyrronium bromide in COPD airWays clinical Study 2 (GLOW2) evaluated the efficacy and safety of NVA237 in moderate-to-severe COPD over 52 weeks.,Patients wer... | 1 |
Chronic bronchitis is a disease of the bronchi that is manifested by cough and sputum expectoration occurring on most days for at least 3 months of the year and for at least 2 consecutive years when other respiratory or cardiac causes for the chronic productive cough are excluded.,The disease is caused by an interactio... | Chronic obstructive pulmonary disease (COPD) is a complex condition with pulmonary and extra-pulmonary manifestations.,This study describes the heterogeneity of COPD in a large and well characterised and controlled COPD cohort (ECLIPSE).,We studied 2164 clinically stable COPD patients, 337 smokers with normal lung func... | 1 |
Patients with severe COPD often develop chronic hypercapnic respiratory failure.,Their prognosis worsens and they are more likely to develop exacerbations.,This has major influence on the health-related quality of life.,Currently, there is no information about the success of long-term noninvasive ventilation (NIV) amon... | Severe chronic obstructive pulmonary disease (COPD) is often associated with secondary pulmonary hypertension (PH), which worsens prognosis.,PH can be lowered by oxygen, but also by inhaled nitric oxide (NO), which has the potential to improve the health status of these patients.,NO is an important mediator in vascular... | 1 |
Alterations in the composition of the lung microbiome associated with adverse clinical outcomes, known as dysbiosis, have been implicated with disease severity and exacerbations in COPD.,To characterise longitudinal changes in the lung microbiome in the AERIS study (Acute Exacerbation and Respiratory InfectionS in COPD... | Chronic obstructive pulmonary disease (COPD) is characterized by persistent airflow limitation and an abnormal inflammatory response of the lung.,Bacteria and viruses are a major cause of COPD exacerbations and may contribute to COPD progression by perpetuating the inflammatory response in the airways.,Bacterial variet... | 1 |
The Short Physical Performance Battery (SPPB) is an assessment tool with good prognostic value in COPD.,It includes the following: standing balance, 4 m gait speed test (4MGS), and the timed five-repetition sit-to-stand test (5STS).,The specific differences in determinants between these three tasks have not been adequa... | Identifying those patients who underperform in the 6-minute walk test (6MWT <350 m), and the reasons for their poor performance, is a major concern in the management of chronic obstructive pulmonary disease.,To explore the accuracy and relevance of the 4-m gait-speed (4MGS) test, and the 5-repetition sit-to-stand (5STS... | 1 |
The burden of chronic obstructive pulmonary disease (COPD) across many world regions is high.,We aim to estimate COPD prevalence and number of disease cases for the years 1990 and 2010 across world regions based on the best available evidence in publicly accessible scientific databases.,We conducted a systematic search... | To determine the importance of spirometric testing for early detection of chronic obstructive pulmonary disease (COPD).,Spirometric testing has been performed annually on World COPD Day in Sezana from 2003.,Sezana is in a semiurban region of Slovenia, with 12,000 inhabitants.,The investigation was performed between Jan... | 1 |
Pulmonary function measures reflect respiratory health and predict mortality, and are used in the diagnosis of chronic obstructive pulmonary disease (COPD).,We tested genome-wide association with the forced expiratory volume in 1 second (FEV1) and the ratio of FEV1 to forced vital capacity (FVC) in 48,201 individuals o... | Substantial evidence suggests that there is genetic susceptibility to chronic obstructive pulmonary disease (COPD).,To identify common genetic risk variants, we performed a genome-wide association study in 2940 cases and 1380 smoking controls with normal lung function.,We demonstrate a novel susceptibility locus at 4q2... | 1 |
The quality of care can be improved by the development and implementation of evidence-based treatment guidelines.,Different national guidelines for chronic obstructive pulmonary disease (COPD) exist in Europe and relevant differences may exist among them.,This was an evaluation of COPD treatment guidelines published in... | The purpose of this study was to investigate the clinical efficacy and safety of a fixed-dose combination of mometasone furoate/formoterol fumarate (MF/F) administered via a metered-dose inhaler in subjects with moderate-to-very severe chronic obstructive pulmonary disease (COPD).,This multicenter, double-blind, placeb... | 1 |
Previous attempts to characterise the burden of chronic respiratory diseases have focused only on specific disease conditions, such as chronic obstructive pulmonary disease (COPD) or asthma.,In this study, we aimed to characterise the burden of chronic respiratory diseases globally, providing a comprehensive and up-to-... | The aim of this study was to describe the impact of chronic obstructive pulmonary disease (COPD) on health status in the Burden of Obstructive Lung Disease (BOLD) populations.,We conducted a cross-sectional, general population-based survey in 11 985 subjects from 17 countries.,We measured spirometric lung function and ... | 1 |
Some COPD patients are more susceptible to exacerbations than others.,Mechanisms underlying these differences in susceptibility are not well understood.,We hypothesized that altered cell mediated immune responses may underlie a propensity to suffer from frequent exacerbations in COPD.,Peripheral blood mononuclear cells... | CD4+ T cells in the lung are involved in the pathogenesis of chronic obstructive pulmonary disease (COPD), although CD4+ T cell subsets and the direct effect of smoking on these cells, especially the expression of MRs, have not been comprehensively examined.,First, circulating CD4+ T cell subsets in healthy nonsmokers,... | 1 |
In a previous study, we demonstrated that asthma patients with signs of emphysema on quantitative computed tomography (CT) fulfill the diagnosis of asthma-COPD overlap syndrome (ACOS).,However, quantitative CT measurements of emphysema are not routinely available for patients with chronic airway disease, which limits t... | This study aimed to determine whether the severity of chronic obstructive pulmonary disease (COPD) affects recurrence-free survival in non-small-cell lung cancer (NSCLC) patients after surgical resection.,A retrospective study was performed on 421 consecutive patients who had undergone lobectomy for NSCLC from January ... | 1 |
COPD is associated with significant morbidity and is one of the leading causes of death worldwide.,Periods of exacerbation, the acute worsening of symptoms, are interspersed throughout the disease’s natural history and can result in increased treatment burden and hospitalization for patients with COPD.,The frequency of... | Chronic obstructive pulmonary disease (COPD) is a complex condition with pulmonary and extra-pulmonary manifestations.,This study describes the heterogeneity of COPD in a large and well characterised and controlled COPD cohort (ECLIPSE).,We studied 2164 clinically stable COPD patients, 337 smokers with normal lung func... | 1 |
The direct relationship between pulmonary structural changes and airway hyperresponsiveness (AHR) in chronic obstructive pulmonary disease (COPD) is unclear.,We investigated AHR in relation to airway and parenchymal structural changes in a guinea pig model of COPD and in COPD patients.,Precision-cut lung slices (PCLS) ... | To assess tracheobronchial angles and their changes on combined inspiratory and expiratory thoracic computed tomography (CT) scans and to determine correlations between tracheobronchial angles and several indices of chronic obstructive pulmonary disease (COPD).,A total of 80 smokers underwent combined inspiratory and e... | 1 |
Mechanisms driving persistent airway inflammation in chronic obstructive pulmonary disease (COPD) are incompletely understood.,As secretory immunoglobulin A (SIgA) deficiency in small airways has been reported in COPD patients, we hypothesized that immunobarrier dysfunction resulting from reduced SIgA contributes to ch... | There has been increasing interest in the use of newer, culture-independent techniques to study the airway microbiome of COPD patients.,We investigated the relationships between the three common potentially pathogenic microorganisms (PPMs) Haemophilus influenzae, Streptococcus pneumoniae and Moraxella catarrhalis, as d... | 1 |
Exacerbations of COPD (ECOPD) represent a major burden for patients and health care systems.,Innovative sampling techniques have led to the identification of several pulmonary biomarkers.,Although some molecules are promising, their usefulness in clinical practice is not yet established.,Medline and Highwire databases ... | l-Arginine metabolism including the nitric oxide (NO) synthase and arginase pathways is important in the maintenance of airways function.,We have previously reported that accumulation of asymmetric dimethylarginine (ADMA) in airways, resulting in changes in l-arginine metabolism, contributes to airways obstruction in a... | 1 |
COPD is a multifactorial disease caused by environmental determinants as well as genetic risk factors.,The prevalence and mortality of COPD continue to increase, and underdiagnosis of COPD remains a critical issue.,Previous reports investigated promising microRNAs (miRNAs) to reveal the molecular mechanism for the deve... | Azithromycin (AZM) reduces pulmonary inflammation and exacerbations in patients with COPD having emphysema.,The antimicrobial effects of AZM on the lower airway microbiome are not known and may contribute to its beneficial effects.,Here we tested whether AZM treatment affects the lung microbiome and bacterial metabolit... | 1 |
Chronic obstructive pulmonary disease (COPD) is one of the main contributors to the global burden of disease.,The aim of this systematic review was to quantify the disease burden of COPD in China and to determine the risk factors of the disease.,The number of studies included in the review was 47 with an average qualit... | The Chronic Obstructive Pulmonary Disease Assessment Test (CAT) could play a role in detecting acute deterioration in health status during monitoring visits in routine clinical practice.,To evaluate the discriminative property of a change in CAT score from a stable baseline visit for detecting acute deterioration in he... | 1 |
We report the results of the first direct comparison of the once-daily fixed-dose long-acting muscarinic antagonist/long-acting β2-agonist (LAMA/LABA) combinations umeclidinium/vilanterol (UMEC/VI) and tiotropium/olodaterol (TIO/OLO) in patients with COPD.,This was a randomized, two-period crossover open-label study in... | The efficacy and safety of once-daily tiotropium + olodaterol (T+O) maintenance treatment was demonstrated in the large, multinational, replicate, randomized, Phase III, Tonado® 1 (NCT01431274) and 2 (NCT01431287) studies in patients with moderate to very severe COPD.,However, there may be racial differences in the eff... | 1 |
This randomized, double-blind, Phase IIIb study evaluated the 24-hour bronchodilatory efficacy of aclidinium bromide versus placebo and tiotropium in patients with moderate-to-severe chronic obstructive pulmonary disease (COPD).,Methods: Patients received aclidinium 400 μg twice daily (morning and evening), tiotropium ... | Chronic obstructive pulmonary disease (COPD) represents a significant cause of global morbidity and mortality, with a substantial economic impact.,Recent changes in the Global initiative for chronic Obstructive Lung Disease (GOLD) guidance refined the classification of patients for treatment using a combination of spir... | 1 |
Health literacy (HL) and patient activation (PA) are necessary foundations to engage patients in self-management intervention.,Each concept plays a unique role in improving access to the effective self-management of chronic disease.,In this cross-sectional study, we examined the levels and determinants of HL and PA amo... | Chronic Obstructive Pulmonary Disease (COPD) is a progressive and debilitating condition that affects individuals’ quality of life.,COPD self-management and supports provided by carers is key to the quality of life people living with COPD.,Health literacy (HL) and Patient Activation (PA) are main drivers of self-manage... | 1 |
Dendritic cells (DCs) control immunity and play a role in the pathogenesis of chronic obstructive pulmonary disease (COPD).,However, the expression of function-associated surface molecules on circulating DCs in COPD is unknown.,Four-colour flow cytometry was used to compare blood DC surface molecules of 54 patients wit... | Elevated circulating levels of C-reactive protein (CRP), interleukin (IL)-6 and fibrinogen (FG) have been repeatedly associated with many adverse outcomes in patients with chronic obstructive pulmonary disease (COPD).,To date, it remains unclear whether and to what extent systemic inflammation is primary or secondary i... | 1 |
This observational study aimed to examine the incidence of malignant diseases, including specific cancer types, after the diagnosis of chronic obstructive pulmonary disease (COPD) in Taiwanese patients.,Taiwan's National Health Insurance Research Database.,The definition of a patient with COPD was a patient with a disc... | Recent studies described association between chronic obstructive pulmonary disease (COPD) and increased risk of cardiovascular diseases (CVD).,In their analysis none of these studies accounted for sociodemographic factors, health behaviors, and patient comorbidities simultaneously.,To study whether COPD diagnosis is an... | 1 |
The Global initiative for chronic Obstructive Lung Disease guidelines recommend assessment of COPD severity, which includes symptomatology using the modified Medical Research Council (mMRC) or COPD assessment test (CAT) score in addition to the degree of airflow obstruction and exacerbation history.,While there is grea... | Although chronic obstructive pulmonary disease (COPD) is closely associated with gastroesophageal reflux disease (GERD), the clinical significance of laryngopharyngeal reflux (LPR) is not fully understood in COPD.,Prospective cohorts were established among 118 patients with COPD from March 2013 to July 2014.,Thirty-two... | 1 |
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