Articles tagged with Respiratory Disorders
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 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.
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.
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.
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.
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.
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.
A cross-sectional study found that hospitalized adults with RSV vaccine eligibility were more likely to receive the vaccine. Sociodemographic differences in vaccine uptake occurred, suggesting appropriate prioritization of populations with increased risk.
The American Thoracic Society's ATS 2025 International Conference will showcase cutting-edge research in pulmonary, critical care, and sleep medicine. The conference will include breaking news from leading experts in the field.
Research shows that highly reactive components in particulate matter disappear within hours, leading to inaccurate estimates of their presence and potential health risks. This discovery highlights the need for more accurate measurements and better protective measures.
Researchers at Karolinska Institutet have developed a new method to diagnose COPD by analyzing protein levels in nasal lavage. The study found that elevated IL-26 levels can indicate an early phase of the disease, and may lead to new treatment strategies targeting this cytokine.
Researchers discovered that misplaced immune cells drive aggressive lung disease, with potential for new treatments targeting plasma cells and their signaling pathways. The study found novel cellular networks orchestrating the abnormal immune response, offering hope for patients with limited therapeutic options.
Researchers have discovered a potential new treatment for pulmonary fibrosis by targeting the Piezo2 receptor, which plays a critical role in stiffness-mediated profibrotic fibroblast phenotypes. Inhibiting Piezo2 expression or function may slow disease progression and offer new therapeutic options.
Researchers at WashU have developed a method to manipulate the mechanical side of fibrosis, a complex condition that can lead to scarring and breathing difficulties. By controlling the direction of tension forces, they aim to prevent or treat fibrosis and develop personalized treatment plans for patients.
A new editorial highlights a growing concern in cancer care: radiotherapy may leave behind residual disease that can lead to worse long-term outcomes. Studies have shown that patients with residual disease are more likely to experience cancer recurrence and shorter survival, emphasizing the need for regular biopsy-based tests.
Crew-9 astronauts conducted research on protein crystallization studies and a new drug for Alzheimer's, dementia, and Parkinson's. They also supported student-led experiments, contributing to the next generation of explorers.
CHEST MedCast offers over 400 videos and podcasts with personalized content recommendations, available on-demand and at any time from any device. The platform features an algorithm-based recommendation engine and up to 100 available CME credits/MOC points.
A new study led by University College London researchers found that social disadvantages can accelerate ageing and increase disease risk. People with favourable socioeconomic conditions show fewer signs of biological ageing than peers of the same age.
Researchers have discovered how severe COVID-19 can destroy immune cells' ability to repair the lungs, leading to lingering effects of long COVID. By enhancing damaged organelles using a FDA-approved drug, they found improved lung healing and reduced inflammation.
The Bronchiectasis and NTM Care Center Network facilitates access to specialized care and support for hundreds of thousands of people with bronchiectasis and NTM lung disease. The network aims to improve quality of life and advance a cure for these conditions.
Rentosertib, a breakthrough drug candidate for idiopathic pulmonary fibrosis (IPF), has been granted an official generic name by the USAN Council. The drug's development was accelerated using generative AI, identifying TNIK as a promising target and designing small-molecule compounds in just 18 months.
A breakthrough CRISPR-based test has been developed to diagnose Pneumocystis jirovecii pneumonia (PJP), a life-threatening fungal infection. The test detects RNA from live fungi in blood samples and throat swabs, providing a faster and more accurate diagnosis than current invasive bronchoscopy procedures.
The collaboration aims to close gaps in early recognition and management of IPF by equipping healthcare providers, public health professionals, and patients with necessary resources. The organizations will employ designated activities to build a knowledge base, develop survey tools, and create educational and awareness assets.
A nationwide study found that COVID-19 hospital patients experienced a higher rate of deaths from any cause and were more likely to be hospitalized for specific conditions, particularly neurological and respiratory problems. The study also identified increased risks of chronic health complications up to 30 months after discharge.
A study suggests that pre-existing immunity against seasonal H1N1 flu can reduce the severity of bird flu in ferrets. In the study, ferrets with prior H1N1 immunity were protected against severe disease and death caused by H5N1 bird flu, whereas those without prior immunity had more severe illness and fatal outcomes.
Short-course corticosteroid treatment was associated with lower surgical site complications and in-hospital mortality in patients with postoperative acute lung injury following lung resection surgery. The optimal duration of corticosteroid treatment remains uncertain, highlighting the need to weigh benefits against adverse effects.
A retrospective study found that smoking negatively affects respiratory rehabilitation efficacy in COPD patients, leading to inferior pulmonary function improvements and reduced quality of life compared to non-smokers. Non-smokers showed significant gains in exercise capacity and sleep quality post-rehabilitation.
The study confirms the innovative Ambu aScope 5 Broncho is a rotatable scope compatible with electrocautery, ensuring safe procedures without complications or need for reusable scopes. Single-use flexible bronchoscopes have shown comparable performance to reusable ones in terms of functioning, cost, and environmental impact.
The American College of Chest Physicians (CHEST) has developed an educational program and formal certification exam for nurse practitioners and physician assistants/associates in critical care. The program validates clinical expertise and demonstrates professional acumen, aiming to improve patient care.
Researchers analyzed protein-coding RNA transcripts from single cells and lung fluid of infected pigs, monitoring immune cell alterations triggered by PRRSV strains of varying virulence. They found that high-virulence PRRSV caused severe lung damage and immune imbalance, while less virulent strains led to delayed lung damage with fewer...
Thousands of Medicare beneficiaries developed postoperative infections up to six months after coronary artery bypass grafting or aortic valve replacement. Women had a 60% greater odds of developing infections, including urinary tract, pneumonia, and sepsis.
An international team of researchers has created a detailed map of individual cells in the adult lung, including those affected by chronic lung disease. The AI-driven finding shows that some lung tissue in patients with idiopathic pulmonary fibrosis (IPF) exhibits signs of the disease before significant structural changes occur.
Researchers have successfully modeled a treatment-resistant form of asthma in mice, shedding light on the role of CD4+T resident memory cells and MHC-II molecules in lung inflammation. The study's findings may lead to new treatments for this severe and debilitating condition.
A preclinical study reveals that tumors drive clot formation by releasing chemokines, prompting immune cells to release small vesicles that attach to cell fragments, forming life-threatening clots. The findings may lead to diagnostic tests and safer therapies to target the root of blood clotting risk.
Arnulfo Duarte, a first-year fellow, will receive the APCCMPD and CHEST Medical Educator Scholar Diversity Fellowship for a second year. The program aims to improve diversity in pulmonary and critical care education by providing mentorship and training opportunities.
Researchers at TUM found that cystic fibrosis causes changes in the immune system as early as birth, leading to frequent inflammation and infections. These changes are not affected by CFTR modulator therapies.
The ACC Advancing the Cardiovascular Care of the Oncology Patient conference will provide clinicians with tools to improve cardiovascular care of cancer patients. Key sessions will include discussions on pulmonary tumor thrombotic microangiopathy, AI and technology in cardio-oncology.
Carbapenem-resistant Enterobacterales, including K. pneumoniae and E. coli, pose a significant risk to EU/EEA patients and healthcare systems. The epidemiological situation has deteriorated since 2019, with high-risk lineages spreading in hospitals.
Researchers at Lancaster University have developed a new method to detect Alzheimer's disease by analyzing changes in brain oxygenation dynamics and neuronal function. The study found that individuals with Alzheimer's disease exhibit altered respiratory frequency, which may be an early indicator of the condition.
A broadly neutralizing antibody has been shown to protect monkeys against severe H5N1 avian flu disease. The antibody's stable structure ensures it can withstand virus variants, providing universal protection against a globally spreading airborne infection. Serum levels of the antibody remained stable for up to 12 weeks.
Researchers identified regional differences in how ICD codes were applied, with some codes being used interchangeably for different conditions. The study highlights the need to address variation in physician coding practices to ensure accurate comparisons and avoid false conclusions.
A cohort study found COVID-19 to be associated with more severe disease outcomes compared to influenza and RSV during the 2022-2023 season. Vaccination attenuated these differences in severity and long-term mortality rates.
A USF study found that patients with pulmonary fibrosis who contracted severe COVID-19 experienced lung improvement. Researchers are exploring factors associated with this finding to develop new treatments, including applying knowledge gained from COVID-19 patients to idiopathic pulmonary fibrosis patients. The study suggests a possibl...
The American Thoracic Society is opening media registration for ATS 2025, taking place May 18-21 in San Francisco. Registered journalists will have access to emerging scientists and clinicians discussing medical breakthroughs and clinical innovation.
Exposure to air pollution during the three months before pregnancy is associated with higher childhood obesity risk up to two years after birth. The study found that women with higher levels of PM2.5 and PM10 had children with a higher BMI and related obesity risk factors.
Preschool wheeze affects 30-40% of children under six, causing significant morbidity and healthcare costs. The UK has the second-highest prevalence in Europe, with inconsistent terminologies used by doctors contributing to diagnostic challenges.
A new study found that while lung cancer deaths decreased globally from 1990 to 2019, mortality linked to tobacco use and air pollution increased. Tobacco remains the leading cause of death, accounting for 66% of TBL cancer deaths in 2019, while particulate matter pollution is a growing concern.
Stephania Cormier and colleagues lead a Frontiers in Immunology research collaboration to explain RSV's complex interplay with host immune responses. The team identifies gaps in knowledge, hindering therapeutics and vaccines development.
Researchers document five cases of parvovirus B19-induced myocarditis in preschoolers from northern Greece, highlighting the virus's unique impact on endothelial cells. The study emphasizes the importance of quick diagnosis and treatment to reduce mortality and morbidity in children.
A study published in ERJ Open Research found that women are less likely to receive a lung transplant and wait an average of six weeks longer for one. Despite this, women who undergo transplantation have higher survival rates five years post-transplant.
A recent case series suggests that an extended course of Paxlovid may help some patients with long Covid experience sustained improvements in their symptoms. The study, published in Communications Medicine, found that five out of 13 patients experienced significant symptom relief after taking the antiviral drug for 15 days.
Researchers at the University of Pittsburgh developed a non-invasive nasal swab test that diagnoses specific asthma subtype, or endotype, in children. The test, published in JAMA, shows promise for improving asthma treatment outcomes and paving the way for better treatments for lesser-studied asthma types.