Articles tagged with Respiratory Disorders
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Researchers at Stanford Medicine discovered that a common signaling pathway protects airways from damage caused by toxins like wildfire smoke or respiratory viruses. The drug, which activates the pathway, protected mice with influenza or COVID-19 infections, while blocking it caused severe damage to their airways.
Scientists from Pusan National University discovered a genetic biomarker, FCGBP, that is strongly linked to bronchiolitis obliterans syndrome and poor outcomes following lung transplantation. The finding may help identify high-risk patients and devise timely immunosuppressive treatments.
Researchers at Tulane University developed a handheld TB test inspired by the bombardier beetle's natural defense mechanism. The ASTRA device requires only a drop of blood and delivers same-day diagnoses without need for laboratory or trained staff, outperforming traditional tests in detection of TB with HIV co-infection.
A new study from Karolinska Institutet found that biological drugs used to treat severe asthma do not completely eradicate inflammatory cells. Researchers discovered an increase in blood levels of these cells during treatment, which could explain why inflammation often returns when treatment is tapered or discontinued. The study aims t...
A new study suggests tailoring TB treatment to disease severity could improve patient outcomes and prevent the spread of drug-resistant strains. By identifying patients with less severe forms of TB, treatment courses can be safely shortened, reducing the risk of treatment failure and relapse.
More than 1 million people worldwide are diagnosed with bronchiectasis, a chronic lung disease characterized by enlarged airways. Global partners unite for World Bronchiectasis Day to share resources on self-management, mental health, and nutrition to improve care and quality of life for those affected.
A new study found that nearly a quarter of Kenyans with chronic respiratory diseases face catastrophic health expenditure, leading to financial shock and worsening their poverty. The study highlights the need for affordable and effective healthcare insurance or universal coverage to address this issue.
A single-center retrospective cohort study found that performance status before open-window thoracostomy (OWT) is a significant factor affecting window closure. The study included 42 patients with empyema who underwent OWT, and the results showed that patients with poor performance status were less likely to have successful closure.
A new national guideline provides unified strategies for managing RSV infections in children under five, emphasizing rapid antigen detection, oxygen therapy, and pharmacological treatments. The guideline also supports the use of monoclonal antibodies and recommends non-pharmaceutical interventions to prevent pediatric RSV infections.
Chronic cough is a common symptom in the Asian general adult population, related to risk factors such as age, allergy, smoking, and air pollution. The physical and psychological burden of chronic cough is notable, particularly among older patients or those with comorbidities.
Researchers at IU School of Medicine have developed a new digital marker to predict asthma diagnoses in children using electronic health records. The passive digital marker is more accurate than traditional methods and can be used to enhance early detection rates, reducing the risk of asthma progression in young patients.
A team of scientists from Colorado State University and the University of São Paulo have developed a seismological solution to improve the resolution of ultrasound images for lung monitoring. This breakthrough could lead to improved critical care for patients, including continuous lung monitoring at the bedside. The technique uses seis...
Researchers found that COPD patients have a larger accumulation of carbon deposits in their alveolar macrophage cells, which grow abnormally large and cause inflammation. This buildup is associated with worsened lung function.
A new study from Karolinska Institutet found that infants who survive serious health problems in the first few weeks of life have a higher risk of dying during childhood and adolescence. Children with neurological health problems had almost six times the risk of death compared to healthy children.
Researchers used geospatial neighborhood and housing data to predict lung function among children with asthma living in homes with more roaches and rodents. The study highlights the impact of environmental exposures on asthma health disparities among Black and Latino children.
Scientists have developed a new drug delivery system that transports genetic therapies directly to the lungs, slowing lung cancer growth and improving lung function in cystic fibrosis. Researchers created a safe and effective nanoparticle that carries messenger RNA and gene-editing tools to lung cells.
A new study uses preserved plants and animals from natural history museums to track pollution trends over two centuries. Researchers found significant changes in pollutant levels between specimens collected in the 19th and 20th centuries, highlighting the impact of industrial activity on human health.
Exposure to PM2.5 air pollutants impairs mucociliary clearance, a key protective mechanism in the respiratory tract, leading to severe airway damage and respiratory diseases. Researchers have identified the enzyme ALDH1A1 as a potential therapeutic target to reverse this damage and strengthen our respiratory defenses.
A new study found that routine testing for multiple infectious diseases among migrants can identify key infections earlier, improving health outcomes and reducing onward transmission. The Leicester screening programme, which tested 4004 migrant patients, revealed new diagnoses of TB, Hepatitis B and C, and HIV.
Researchers identified specific antibody features that limit Mtb growth, revealing critical insights into antibody-immune cell interactions. The study lays groundwork for potential antibody-based therapies or vaccines against tuberculosis, an urgently needed treatment for the deadly infectious disease.
Exposure to lingering fine particulate matter from wildfire smoke was associated with increased hospitalization risks for various cardiorespiratory conditions, including ischemic heart disease and respiratory diseases. The study's findings highlight the need for research into the long-term health impacts of wildfire smoke.
A computerized decision support tool reduced the time children with lung failure spent on ventilation by shortening weaning time and improving respiratory muscle strength. The intervention group had better functional status at ICU discharge than the control group.
A new study reveals that the weight of fathers during adolescence can harm genes in future children, linked to asthma, obesity, and low lung function. The effect is more pronounced in female children, highlighting a potential vulnerability window for lifestyle influences.
Researchers discovered a DNA switch in TB bacteria that regulates growth and gene expression. By targeting this process, new antibiotics could be developed to make the bacteria easier to eliminate.
The Cleveland Clinic has been awarded a $5 million grant from the Cystic Fibrosis Foundation to continue its role as the Biorepository Coordinating Center for the Cystic Fibrosis Lung Transplant Consortium until 2030. The center will support research to improve understanding of factors affecting lung transplant outcomes and advance kno...
Researchers will present AI models that predict chronic respiratory failure and detect airway obstruction, with key findings on asthma susceptibility, small airway disease, and lung inflammation. The studies use nasal epithelial gene expression analyses and bronchoscopy to identify potential biomarkers for ICU patient outcomes.
An international team of researchers has identified a genetic link to long-term symptoms after COVID-19, with a gene variant increasing the risk by about 60%. The variant is located near the FOXP4 gene, which affects lung function and development. Impaired lung function plays a key role in developing long COVID.
A new study found that ciliary dynamics play a significant role in the pathophysiology of bronchopulmonary dysplasia, with more severe cases showing distinct ciliary beat abnormalities. The study provides new insights into BPD mechanisms and potential therapeutic targets.
New research found that inhaled microplastics inhibit tissue maintenance functions of pulmonary macrophages. The findings suggest that exposure to microplastics can lead to long-term disruption of immune function and increase risk of cancer and other diseases.
Researchers found methotrexate to be non-inferior to prednisone in controlling pulmonary sarcoidosis after 24 weeks of treatment, but had a slower onset of efficacy. The study suggests an alternative first-line treatment for patients with pulmonary sarcoidosis who want to avoid steroid side effects.
A new COPD diagnostic approach integrates respiratory symptoms, quality of life, spirometry, and CT imaging to accurately classify individuals with the disease. This framework reveals increased risks for mortality, exacerbations, and lung function decline among those classified as having COPD.
Under the new Composite Allocation Score (CAS) system, lung transplant waitlisted patients experienced lower mortality rates, particularly among the sickest patients. The CAS prioritizes medical urgency and other patient factors, leading to a 11.2% decrease in waitlist deaths from 2017 to 2023.
A study by National Center for Respiratory Medicine identified upper airway cough syndrome (UACS) as a key characteristic of early responders to chronic cough treatment. Higher baseline cough numeric rating scale (NRS) scores were also associated with early response, suggesting shorter treatment durations may be considered.
Key findings reveal oxidative stress as a prominent area in COPD studies, with hot topics including air pollution, cigarette smoke extract, and mitochondrial dysfunction. The study highlights the need for targeted antioxidants to effectively treat COPD.
Researchers developed a nomogram to predict pulmonary embolism (PE) in patients with pulmonary tuberculosis (PTB), showing strong clinical applications. The model's probabilities were close to actual values, indicating improved early diagnosis and timely intervention.
Researchers found distinct monthly dynamics in primary spontaneous pneumothorax incidence by age group, with BMI and monocyte-lymphocyte ratio as key risk factors for recurrence. The study highlights the importance of investigating PSP epidemiology and risk factors.
Activating Nrf2 reduces senescent bronchial epithelial cells, improving lung function and decreasing inflammation in COPD models. This novel therapeutic approach targets cellular senescence and inflammation to mitigate COPD progression.
This observational study found that bronchoscopic lung volume reduction with endobronchial valves under moderate sedation has a lower rate of complications, particularly pneumothorax, compared to general anesthesia. The procedure can be safely performed with similar efficacy as demonstrated in previous studies.
A study analyzing national health insurance data found that severe adult asthma increases the risk of chronic diseases, including cardiovascular and cerebrovascular diseases. This highlights the importance of considering comorbidities when managing asthma patients.
The study found that 18F-FAPI-04 PET/CT had higher maximum standardized uptake value and tumor-to-background ratio compared to 18F-FDG PET/CT for stage IA lung adenocarcinoma. This suggests that 18F-FAPI-04 PET/CT may be more effective in detecting stage IA lung adenocarcinoma lesions.
The study found that cone-beam CT-guided bronchoscopy has a high diagnostic yield of 80.2% for peripheral pulmonary lesions, with subgroup analysis showing higher yields for larger lesions and those with the bronchus sign. The procedure was also associated with low adverse event rates.
A single center case series reports increased vulnerability of lung transplant recipients to severe disease and combined infections after Omicron infection. High-risk factors include elevated CRP levels, interstitial lung disease, and low CD4+ T lymphocyte count.
Research reveals individuals taking oral steroids for over 3 months are 6 times more likely to be diagnosed with adrenal insufficiency than those treated with non-steroidal anti-inflammatory drugs. Long-term users of inhaled steroids also face increased risk without hospitalisations.
A major study found that taking the progesterone-only pill can increase asthma attacks in some women, especially those under 35 and using fewer asthma treatments. Women with eosinophilic asthma were also at a higher risk. The research aims to better understand why women are more likely to have severe asthma than men.
Researchers have developed a method to label and visualize the glycans in Mycobacterium tuberculosis cells, which may lead to faster and cheaper diagnostic tests for TB. The approach uses an organic molecule that reacts with specific sulfur-containing sugars found in only three bacterial species, including M. tuberculosis.
Researchers found daily increases of 11-24% in asthma-related emergency department visits over the first episode of a wildfire event, continuing up to 6 days after it ended. However, a second period of heavy smoke did not result in an increase in asthma-related ED visits.
Exposure to high levels of smoke pollution increases hospitalizations for respiratory diseases in older adults. The study highlights the need for interventions to mitigate the health impacts of wildfire smoke exposure.
A new global clinical trial has demonstrated the benefits of an investigational medication called brensocatib, a DPP-1 inhibitor, in improving bronchiectasis patients' quality of life. The study showed that nearly half of patients remained exacerbation-free one year later and experienced significant improvements in lung function.
Researchers developed a novel rat model that closely replicates human COPD-associated cor pulmonale, exhibiting chronic lung inflammation, pulmonary hypertension, and right ventricular hypertrophy. The model provides insights into the underlying mechanisms of disease progression and potential therapeutic targets.
Researchers at Karolinska Institutet have identified biomarkers in the blood associated with long COVID symptoms, particularly severe respiratory disorders. The study found that these biomarkers are also linked to inflammatory signal pathways involved in cell death and lung damage.
A Phase Ia/Ib trial found that zongertinib demonstrated clinical benefits for patients with advanced HER2-mutant non-small cell lung cancer, particularly those with specific HER2 mutations. The treatment showed a 71% objective response rate and manageable side effects.
A study on donor lungs preserved outside the body demonstrated that HOPE is a safe and effective method for lung preservation, with no rejections and similar short-term outcomes compared to direct transplantation. The study found that extending perfusion times can optimize donor lungs for future therapies.
Researchers at Tulane University identified a potential new way to treat idiopathic pulmonary fibrosis (IPF) using an FDA-approved cancer drug. The treatment works by blocking the CTLA4 protein, which blocks overactive T cells, allowing the immune system to clear out damaged cells that cause lung scarring.
A multi-state study found that only half of high-risk adults with flu received antiviral treatment, highlighting a critical need for timely care. The gap in treatment increases the risk of severe flu complications, particularly among older adults and those with underlying conditions.
Juvenile-onset recurrent respiratory papillomatosis (JORRP) is a rare disease causing chronic hoarseness and breathing difficulties in children. New clinical guidelines provide actionable recommendations for early recognition, diagnosis, and treatment to improve long-term outcomes.
Severe RSV disease among children is more likely those aged 2 or older with pulmonary or neurologic conditions. Younger children under 6 months and prematurity are high-risk factors for severe RSV in younger kids.
A literature review found that weak coughs increase the risk of extubation failure and prolonged hospitalization. Employing individualized cough exercises, such as increasing inhaled volume and utilizing oscillation techniques, can significantly improve patient outcomes.
The article explores how DeepSeek's advanced language model can enhance ARDS management by detecting signatures earlier and with greater precision, identifying distinct phenotypes, and providing personalized treatment strategies. This could lead to improved patient outcomes and reduced mortality rates.
Scientists discovered a protein called HARS WHEP that calms inflammation in lung diseases by regulating white blood cells. The treatment efzofitimod showed promising results in reducing inflammation and fibrosis, providing new hope for patients suffering from sarcoidosis.
The American College of Chest Physicians' CHEST Critical Care and CHEST Pulmonary journals have been indexed in Elsevier's Scopus database. This achievement is a testament to the high-quality research published in these journals, which provide open access content in pulmonary and critical care medicine.