Articles tagged with Lungs
A novel MRI technique has identified structural damage to the lungs caused by secondhand cigarette smoke. The study found that breathing secondhand smoke can injure your lungs, with 57% of smokers showing early lung damage.
A new study reveals that individuals with higher body mass index (BMI) experience greater drops in lung function after acute ozone exposure. The research found that underweight individuals have lower ozone-related drops in lung function, while overweight and obese individuals exhibit the greatest declines.
Researchers at the University of Utah Health found that lung transplantation rarely extends children's survival and can even increase their risk of dying. The study analyzed data from 514 patients with cystic fibrosis and found that only one patient showed a clear benefit from transplantation, while others were at a higher risk of death.
A study on lung transplantation for children with cystic fibrosis found no survival advantage for young patients, contradicting previous research. Pediatric pulmonologist Julian Allen calls for more judicious referrals and social support for families making decisions about treatment.
The American Thoracic Society has released new clinical standards for treating cystic fibrosis, focusing on aerosolized antibiotics and DNase for patients with moderate to severe lung disease. The guidelines aim to improve lung function, reduce exacerbations, and increase life expectancy.
Researchers identified a mechanism that represses dendritic cell function in melanoma, which could be targeted for treatment. A new approach to treating myotonia in individuals with DM1 was also discovered using morpholino antisense oligonucleotide.
Research reveals that statins cause skeletal muscle damage through the activity of the gene atrogin-1. Inhibiting this gene's function could help protect against the side effect. Separate studies also link low levels of protein SHGB to metabolic syndrome and show how excess sugar contributes to its development.
A team of researchers has made a breakthrough in understanding the mechanisms that regulate hemoglobin's ability to transport oxygen. By using sophisticated atomic calculation techniques, they have identified the factors that control hemoglobin's affinity for oxygen, which can now be used to design alterations of its structure.
Researchers at Johns Hopkins Medicine found that heart transplant recipients who receive commonly used blood-vessel-opening drugs can achieve similar survival rates as those without high pressure. The study of 10,331 patients showed a reduced survival rate for those who did not respond to therapy. These findings bring new hope to hundr...
Researchers found that computer-aided detection (CAD) combined with multi-detector computed tomography (MDCT) improves radiologists' ability to detect solid lung nodules. CAD successfully matched 91.3% of nodules detected in both exams, and reduced reading time for radiologists.
A recent study found that breastfed babies with asthmatic mothers had lower airflows and no improved lung growth, suggesting a potential link between breastfeeding and increased risk of asthma. In contrast, non-asthmatic mothers' milk may promote lung development.
A study published in the Journal of the National Cancer Institute found that treatment with a vitamin A derivative called retinoic acid reduced the growth of lung cells in former heavy smokers. The researchers also found that the treatment slowed down cell growth in the parabasal layer of lung cells, but not in the basal layer.
A prospective study found that quality of life surpasses classic predictors like disease stage and tumor size in determining survival. Patients with better quality of life scores had a significantly higher rate of survival.
Researchers at Mayo Clinic Jacksonville found that partial breast irradiation can expose as much lung and heart tissue to potentially toxic radiation as whole breast irradiation. This suggests that both methods carry equivalent risks and benefits.
A study found that a pharmaceutical monoclonal antibody can prevent pulmonary fibrosis, a serious side effect of radiation therapy for advanced lung cancer. This breakthrough may lead to more effective radiation therapies and extend patients' lives.
A team of doctors at the University of Bonn performed the first-ever prenatal surgery to treat premature rupture of the fetal membrane. The operation successfully stimulated lung growth in Miriam, who was born after five days with almost doubled lung volume. Her case will be published in Fetal Diagnosis and Therapy on October 29th.
A study found that valsartan reduces Alzheimer's disease-like symptoms in mice by lowering brain beta-amyloid protein levels. A new virotherapeutic also shows promise in treating cancer by selectively targeting cancer cells.
A new study has found a strong association between iron deficiency and idiopathic cough in women. Italian researchers evaluated 16 healthy, non-smoking women who suffered from chronic cough and were iron deficient, finding that these symptoms were strongly linked to extrathoracic airway hyperresponsiveness.
Researchers found that vitamin supplements may improve lung function in smokers, while early antismoking classes could further enhance knowledge about tobacco's negative effects. Additionally, studies suggest that individuals who drink in moderation may have better lung health compared to abstainers.
Uncontrolled asthma is linked to significantly more school and work absences, with a new study showing up to 2-3 times more days absent. Antismoking classes may improve young children's knowledge about tobacco smoke, while phone triage programs provide safe and cost-effective care for ventilator-dependent children.
Researchers have made significant breakthroughs in various medical fields. A new tattooing procedure has improved the precision of VATS, while collaborative efforts have accelerated antibiotic timing. Modified Tai Chi exercises may also help patients with COPD, while human fibrin sealant shows promise for lung resection surgery.
Researchers have discovered that vitamin supplementation can temporarily improve lung function in smokers. In contrast, athletic activity has been shown to strengthen respiratory muscles and enhance lung function. Additionally, light to moderate drinking may also be associated with better lung function, according to a recent study.
A new study shows that 32.1% of patients with asthma or COPD use their dry powder inhalers (DPIs) incorrectly, leading to increased morbidity and mortality. The error rate increases with age and severity of airway obstruction.
A two-year study involving 321 patients found that endobronchial valves significantly improved measures of lung function and quality of life for emphysema patients. The valves allowed over-distended air sacs to deflate, resulting in increased overall lung function.
A study published in the American Journal of Respiratory and Critical Care Medicine found that statins reduce the annual loss of lung function in elderly individuals, including those who smoke. The researchers suggest that statins' ability to reduce inflammation and smoking-induced injury in the lungs may be responsible for this effect.
A new, rapid and cheap way of estimating the potential risk posed to human health by volcanic ash has been devised. The technique uses state-of-the-art laser technology to analyze the grain size of samples from around the world, allowing emergency response teams to quickly measure the potential risk without high-tech equipment.
The airway bypass procedure has shown positive results in reducing air trapped in lungs and improving breathing in patients with emphysema. The study achieved a statistically significant reduction in residual volume and improvement in the modified Medical Research Council Dyspnea Scale, indicating potential therapeutic benefits for pat...
Researchers found a common biochemical pathway disrupted in both premature lung disease and adult COPD, suggesting potential new treatments for BPD. The study's findings also validate the use of umbilical cord tissue as a proxy for studying fetal lung physiology.
Studies in mice reveal that ozone exposure enhances lung injury in response to bacterial toxins and boosts programmed cell death in innate immune system cells. This can lead to an overactive immune response, killing key immune cells and potentially making the lung more vulnerable to subsequent invaders.
A study found that children with dysfunctional families and living in poor neighborhoods experience greater asthma symptoms and poorer lung function. Family support was linked to reduced inflammation, while neighborhood problems led to increased smoking and exposure to smoke.
The study found that the H5N1 virus not only affects the respiratory system but also spreads to the gastrointestinal tract, immune system, and central nervous system. In one case, the virus was transmitted from mother to fetus through the placenta.
New research from Northwestern University's Feinberg School of Medicine identifies how microscopic air pollution kills people at risk. The study found that lungs inflamed by the pollution secrete a substance that causes blood to clot, raising the risk of fatal heart attacks or strokes.
Researchers found that nonassociative learning enables rats and mice to adapt to artificial rhythms in mechanical ventilation, reducing the need for sedation. Brain calculus involves mathematical calculations to process and filter information, allowing vital functions to learn and adapt.
Researchers at MIT have found that the body's innate ability to adapt to recurring stimuli can be leveraged to design more effective and less costly artificial respirators. By taking into account a patient's natural breathing rhythm, doctors may be able to minimize the need for induced sedation or paralysis.
A ventilation/perfusion lung scan (V/Q scan) is a reliable alternative to CT angiograms in diagnosing pulmonary embolisms, especially in young women. The study found that V/Q scans can exclude pulmonary embolism with low probability clinical assessment, reducing radiation exposure and breast cancer risk.
Researchers found that N-acetylcysteine can form a molecule that tricks the body into thinking it has an oxygen shortage, leading to pulmonary arterial hypertension. The discovery opens up new possibilities for treating PAH and highlights the need to monitor patients using NAC.
A study by Dutch researchers identified four cases of bronchiolitis obliterans syndrome (BOS) among workers at a chemical plant producing diacetyl, a key component of butter flavoring. The findings support the conclusion that an agent in the diacetyl production process has caused BOS.
Researchers at the University of Washington have developed a new emergency treatment using high-intensity focused ultrasound to seal punctured lungs. The technique, inspired by Star Trek technology, shows promise in replacing painful and invasive procedures for lung injuries.
Researchers found that infants with poor lung function at birth continued to experience reduced lung function up to age 22. The study suggests that early prenatal intervention may be necessary to prevent chronic obstructive pulmonary disease (COPD) in adulthood.
The Lancet proposes adding chronic systemic inflammatory syndrome to COPD diagnosis to address frequent comorbidities and improve patient care. Patients with COPD often die from non-respiratory disorders such as cardiovascular disease or cancer.
A study published in the journal Immunity reveals that a toxin released by bacteria causes severe bleeding in the lungs, making infections deadly. The discovery provides a better understanding of what makes major global bacterial infections deadly and may lead to new treatments.
Acute Respiratory Distress Syndrome (ARDS) is a deadly complication of severe traumatic injury, bacterial infections, and more. A recent study found that a protein called Cblb modulates the inflammatory response in ARDS, with mice lacking the gene being less likely to survive.
A three-year study measured lung function growth in 3,170 eight-year-old children in Mexico City, finding significant deficits in children exposed to higher levels of air pollutants. The effects of long-term exposure on lung health are associated with increased risk of chronic obstructive lung disease and cardiovascular morbidity.
Researchers analyzed 1053 patients with severe emphysema to find marked sex differences in COPD. Women had shorter smoking histories and lower body mass index, but experienced more breathlessness and depression than men.
Research found that cannabis smoking damages lungs, reducing fine airways and blocking large airways. The extent of damage is linked to the number of joints smoked, with higher consumption resulting in greater incapacity.
Research finds inadequate ventilation and overcrowding contribute to higher rates of lower respiratory tract lung infections in Inuit children. Carbon dioxide levels often exceed recommended concentrations in homes with poor ventilation.
Researchers have developed a groundbreaking new mouse model for lung transplantation, which could lead to breakthroughs in preventing transplant rejection. The study aims to understand the molecular mechanisms controlling lung graft survival and develop therapies to counteract chronic rejection.
A study found that combining endobronchial ultrasound (EBUS) and electromagnetic navigation bronchoscopy (ENB) increases diagnostic yield in peripheral lung lesions. The procedure achieved a sensitivity comparable to surgical biopsies, with a 88% diagnostic yield, while reducing complications.
Researchers at the University of Cincinnati have successfully integrated minimally invasive lung surgery into their training programs with a standardized plan, increasing procedures by 57% over four years. The minimally invasive lobectomy results in faster recovery time and less pain for patients.
Researchers found that mice exposed to ozone before infection died more often than those breathed filtered air. Female mice were also less likely to survive pneumonia exposure compared to males, regardless of genetic variation. The study suggests considering the impact of environmental pollutants on health by gender.
The American Thoracic Society has published a new statement on pulmonary function testing in preschool children, addressing clinical, technical, and epidemiological implications. The guidelines focus on spirometry and other techniques to evaluate lung function in this age group.
Researchers found that elevated pepsin levels, a marker for gastric aspiration, are associated with acute rejection of lung transplants. Prolonged exposure to stomach fluids may contribute to lung injury and increase the risk of rejection.
Death rates from lung and bladder cancer remained high decades after residents in northern Chile were exposed to high levels of arsenic, indicating a clear pattern of latency in health effects. The study found that mortality risks continued to rise long after exposure ended, supporting the need for more testing of world's water sources.
Researchers review developmental and genetic basis of CDH, exploring potential treatments using animal models and examining connections to lung and cardiovascular development. Studies find that TO surgery can stimulate fetal lung growth, while genetic mutations in key pathways contribute to the condition.
Adults with obstructive sleep apnea benefit significantly from prolonged CPAP use, with 7.5 hours shown to maximize daytime alertness and functioning. Most patients should use CPAP for at least 7.5 hours each night to realize the greatest possible benefits of therapy.
The EASE Trial investigates an experimental procedure called airway bypass designed to create pathways in the lung for trapped air to escape, potentially relieving shortness of breath and other symptoms. The study aims to improve lung function and quality of life for emphysema patients.
Researchers found that talc stimulates healthy cells to produce endostatin, a hormone that inhibits tumor growth and kills tumor cells. The study reveals talcum powder's potential as a therapeutic agent for metastatic lung cancer, offering new hope for patients with incurable disease.
A recent study published in Health Psychology by the American Psychological Association found that young adults with a short temper tend to have compromised lung function. Higher levels of general frustration were also associated with statistically significant reductions in pulmonary function among Black and White women, as well as Bla...
Researchers at Rensselaer Polytechnic Institute are developing a physics-based virtual model to simulate real-time organ motions for radiation therapy. The 4-D VIP-Man will allow doctors and medical physicists to accurately predict and monitor anatomical changes, providing the most effective treatment possible.
Researchers identify distinct genetic profile associated with rapid progression of IPF, highlighting the need for targeted therapies and closer monitoring. The study's findings may lead to the development of biomarkers for disease progression and more effective treatment strategies.