Articles tagged with Lung Injuries
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A recent study from West Virginia University reveals that rural e-cigarette users are more likely to develop severe respiratory failure and require critical care. The study found a high correlation between lung injury and toxic volatile organic compounds in e-liquids, particularly in those produced by garage labs.
A new University of Michigan study suggests that adolescents who vape cannabis are at greater risk for respiratory symptoms indicative of lung injury than those who smoke cigarettes or vape nicotine. The study found that vaping marijuana was associated with a stronger relationship between respiratory symptoms and asthma diagnosis.
Researchers found that over half of e-cigarette users reported symptoms like cough and nausea, with those using flavored products and refillable devices more likely to experience severe symptoms. The study highlights the need for better understanding of e-cigarette risks among healthcare professionals and parents of youth.
Researchers found significant lung injury from e-cigarette devices with nickel-chromium alloy heating elements, even without nicotine or other additives. The switch in devices occurred when the team's original eC device went off market, revealing severe respiratory distress and lung lesions.
A study from Yale School of Public Health found that higher rates of e-cigarette and marijuana use were associated with fewer vaping-related lung injuries. The study suggests that well-established markets for these substances may have crowded out the use of riskier, informally sourced e-liquids that drove the outbreak.
A study of post-mortem examinations found that COVID-19 patients had diffuse alveolar damage, thrombosis in major organs, and kidney injuries. The research aims to inform clinicians on treating complications and develop new monitoring strategies.
A new study finds that oxygen therapy can disrupt the balance of bacteria in the lungs, contributing to lung injury. The researchers used mice and found that high concentrations of oxygen led to an increase in oxygen-tolerant bacteria, which are more likely to cause infections.
A survey study in England found that e-cigarettes are perceived as at least as harmful to health as regular cigarettes, potentially deterring smokers from switching. The study aimed to address the growing concern of misperceptions about e-cigarette safety.
A UT Southwestern study found that teenagers with vaping-linked respiratory disease EVALI also experienced gastrointestinal symptoms and a history of psychosocial factors, including substance abuse. Treatment with glucocorticoid led to improvement in symptoms and lung function.
This study analyzed data from the Centers for Disease Control and Prevention to compare demographic and clinical characteristics between adolescents and adults with EVALI. Key findings include differences in age, sex, substance use behaviors, and hospitalization rates.
Targeting the brain's control of breathing may help improve breathing in patients with respiratory disorders like COVID-19. Researchers found that reducing neural inflammation can minimize lung injury effects.
The American Thoracic Society warns of the dangers of equating COVID-19 symptoms with high altitude pulmonary edema, highlighting key differences in pathophysiology and treatment. Clinicians must rely on scientific evidence to guide treatment, as oxygen therapy is ineffective for COVID-19-related lung injury.
Researchers warn against treating COVID-19 lung injury like high altitude pulmonary edema (HAPE), citing differences in underlying mechanisms and necessary treatments. Long-term supportive care, including mechanical ventilation, may be needed to overcome underlying inflammation.
Gimsilumab, targeting granulocyte macrophage-colony stimulating factor (GM-CSF), may help reduce lung hyper-inflammation in COVID-19 patients with ARDS. A multi-site clinical trial enrolls up to 270 patients to assess mortality and duration of mechanical ventilation.
Coronavirus-infected patients needing emergency surgery require standardized anesthesia procedures to prevent viral transmission and reduce lung injury. The article discusses the need for negative pressure operating rooms, anesthesiologist protection, and special requirements for equipment and drugs.
The study found that hospitalized patients with severe lung injury in California used a variety of vaping products, including e-cigarettes and flavored pods. The most common products were JUUL e-liquids, which were linked to the majority of cases.
Abnormal chest CT findings in patients with EVALI typically show diffuse lung injury with sparing of the periphery. Prompt medical treatment can decrease severity, but the exact cause of EVALI remains unclear. Long-term vaping risks pose concerns for nicotine and THC addiction, cardiovascular disease, and chronic pulmonary injury.
A group of experts argue that knee-jerk vaping bans could do more harm than good, citing evidence supporting the use of nicotine vaping products as a harm-reduction tool. They call for regulatory measures to balance access with youth protection and surveillance systems to detect unanticipated harm.
A panel of medical professionals will discuss the public health impact of e-cigarette use, with a focus on radiologic findings associated with vaping-related lung injury. The session aims to educate radiologists about this critical public health issue and provide guidance on identifying cases.
A previously healthy 17-year-old male was hospitalized with life-threatening bronchiolitis after a week of persistent cough. The case suggests a new form of damage from vaping products, similar to popcorn lung, and highlights the need for further research and regulation.
A new diagnostic/treatment algorithm complements early guidance from the CDC for managing vaping product use associated lung injury (EVALI). The tool was developed by pulmonary and toxicology experts at the University of Rochester Medical Center and the New York State Department of Health.
A new study has developed best practice treatment guidelines to quickly identify and treat patients with e-cigarette or vaping-associated lung injury (E-VALI). The guidelines recommend shorter courses of steroids for outpatients and higher doses for critically ill patients, resulting in improved clinical outcomes.
A new phototherapy strategy has been shown to effectively remove carbon monoxide from the blood of rats with and without lung injury. The treatment increased CO elimination rates by threefold compared to ventilation alone, leading to improved survival rates among affected animals.
The American Journal of Roentgenology review article details common imaging manifestations of vaping-associated lung injury, including hypersensitivity pneumonitis, diffuse alveolar hemorrhage, and organizing pneumonia. The article emphasizes the importance of recognizing these patterns in radiologists to prompt clinical teams to ask a...
Researchers have found no evidence of lipid accumulation as the cause of vaping-related lung injuries, suggesting a direct chemical injury from noxious fumes instead. The study's findings support concerns about the risks of vaping and call for better regulation and education.
A multidisciplinary team from Columbia Engineering and Vanderbilt University has demonstrated regeneration of severely damaged lungs in a clinically relevant model. The researchers developed a cross-circulation platform that maintained lung viability and function, enabling the recovery of lungs unsuitable for transplant due to injury.
A study by Johns Hopkins Medicine researcher Junaid Razzak found a 6% increase in deaths due to emergency conditions between 1990 and 2015. The mortality burden was highest in low-income countries, with injuries, heart attacks, lung infections, and strokes being the top causes.
A recent study published in PNAS reveals that specialized lung cells appear early in fetal development, potentially offering future opportunities to treat lung damage caused by prematurity. The research team investigated the fetal signaling pathways active in these cells and found that they begin their specialized roles very early in p...
A new study found that abnormal levels of over two dozen metabolites can predict which Sept. 11 firefighters developed lung disease and which did not. The research provides a promising approach to early detection and possible treatment of lung damage in disaster victims exposed to fine particles.
Researchers developed a new synthetic surfactant that equaled or outperformed animal-derived surfactant in every outcome, including oxygenating blood. The synthetic surfactant could be produced at lower cost and tested with more lung diseases and injuries in adults.
Researchers at Saint Louis University have discovered a link between elevated chlorinated lipids and severe outcomes in sepsis patients. The study found that high levels of these lipids can predict acute respiratory distress syndrome and death within 30 days, suggesting they may serve as an early warning sign of the condition.
A new study develops a super-elastic surgical sealant that effectively seals wounds in organs with moving tissues. The MeTro gel, based on elastin, can be photochemically tuned to bond well to tissue surfaces and seamlessly close incisions without running away.
Developed by the University of Sydney and Northeastern University, MeTro combines elastic protein technologies with light-sensitive molecules to seal wounds quickly and effectively. The glue sets in 60 seconds and has a built-in degrading enzyme to determine its longevity.
The report highlights the need for improved medical responses to toxic inhalation disasters, citing challenges such as limited research data and high costs of FDA approval. The panel recommends developing new laboratory models, extrapolating pathophysiologic mechanisms from similar lung diseases, and creating a robust global infrastruc...
Researchers at Cincinnati Children's Hospital Medical Center propose a new drug to treat life-threatening lung damage caused by infections, cancer treatments, and premature birth. The treatment targets FOXF1, a transcription factor that promotes recovery from acute lung injury.
A new study led by UC San Francisco physician Robert Rodriguez demonstrates that nearly all major and minor injuries from blunt trauma can be detected with fewer chest CT scans. The study developed decision-making tools based on clinical criteria to avoid unnecessary diagnostic imaging, reducing radiation exposure and medical costs.
The sonic hedgehog gene plays a crucial role in maintaining the normal physiological state and repair process of an adult healthy lung. In contrast to previous reports, hedgehog signaling decreases after lung injury, which correlates with the loss of cells that normally express the sonic hedgehog gene.
Researchers at Children's Hospital Los Angeles have created a dynamic functional mouse model for lung injury repair. The novel model used targeted Type 2 Alveolar Epithelial cells (AEC2) to study the effects of cell depletion on lung function and disease.
Researchers used bone marrow-derived mesenchymal stem cells to treat fractures, lung injury, and renal obstruction. The cells promoted fracture healing in rats and attenuated acute lung injury in mice. They also showed therapeutic effects in treating pulmonary and extrapulmonary acute lung injury.
Patients with COPD receiving home oxygen face a higher risk of burn injury, with a 10-fold greater mortality rate associated with these injuries. Risk factors include male gender, multiple medical conditions, and low socioeconomic status.
A bacterial infection can alter a key protein in the lungs, leading to acute lung injury. Researchers have identified a therapeutic target using human lung cells and 3D modeling, proposing a biological shield to protect the protein.
A large new study found that current non-invasive techniques for respiratory support are less effective in reducing severe lung injury in very premature infants. The study refutes the common assumption that these therapies are reducing severe lung injury and BPD in tiny babies.
A Johns Hopkins study of patients with acute lung injury found that one in three ventilated ICU patients developed PTSD symptoms lasting up to two years. The researchers suggest that preventing and treating PTSD in these patients is crucial, as it can impair quality of life and slow recovery.
A military trauma study found higher mortality rates from chest injuries in Iraq and Afghanistan, but better triage and transport may have led to more survivors. The study's authors suggest that advances in prehospital care and medical facilities may have contributed to improved survival rates.
Researchers have identified new therapeutic targets for cancer treatment by studying the interaction between natural killer cells and tumor cells. A study found that targeting JAK1 and JAK2 kinases may aid in eradicating tumors resistant to NK cell killing. Additionally, another study revealed that periostin plays a crucial role in chr...
A study published in the British Medical Journal found that carefully adjusting mechanical ventilator settings can reduce mortality rates in patients with acute lung injury. The researchers evaluated 485 patients and found that lower breath sizes and reduced pressure can have a significant impact on survival.
A Loyola University Chicago study discovered that patients who died from smoke inhalation injuries had lower inflammatory responses in their lungs compared to those who survived. Researchers found that immune system modulators were present at lower concentrations in the lungs of deceased patients, contradicting expectations.
UIC researchers found a molecular mechanism that allows immune cells to reduce tissue damage from inflammation in lung injury. TRPM2 channel modulates the production of reactive oxygen species, helping to protect against inflammation and tissue injury.
A recent study published in Critical Care Medicine found that patients with severe smoke inhalation injuries experienced increased inflammation and spent more time on ventilators and in intensive care. The study also found that the severity of smoke-inhalation injury may play a role in the overall pulmonary inflammatory response.
Researchers will develop medical treatments to counteract lung injuries caused by chlorine gas exposure. The proposed treatments target impaired lung function and pulmonary edema with rolipram, and prevent inflammation with triptolide.
Acute lung injury is a life-threatening condition that occurs when blood vessels leak into the lungs, causing fluid buildup. Researchers are exploring new therapies to improve patient odds by identifying key events and developing treatments to block them. Potential treatments include HSP90 inhibitors and adenosine agonists.
The study aims to investigate the pathobiology of acute lung injury (ALI) and develop novel therapeutic approaches. Researchers will focus on the role of sphingosine-1-phosphate (S1P) in lung cell signaling and inflammation.
Researchers found that inhaling small amounts of hydrogen reduces hyperoxic lung injury, inflammation and fluid buildup in the lungs. Hydrogen also induces activation of heme-oxygenase (HO-1), an enzyme that protects lung cells from damage.
Researchers found that human stem cells from bone marrow significantly reduced pulmonary edema and protein in lungs after acute lung injury. hMSC treatment also increased anti-inflammatory proteins, including TSG6 and IL-1RN.
Acute lung injury is a significant healthcare burden with over 75,000 deaths annually. A new study led by Boston Medical Center will compare novel therapy airway pressure release ventilation (APRV) with traditional ARDSNet treatment to improve patient outcomes.
Researchers at Washington University School of Medicine discovered a gene that limits lung damage during acute stress. The bcl3 gene prevents excessive neutrophil production, which can cause life-threatening breathing problems and rapid lung failure.
Researchers at National Jewish Health have discovered a critical signaling pathway involved in acute lung injury (ALI), which causes 40% mortality with no approved therapy. The study identified HER2 as a promising target for therapy, building on existing breast-cancer medications.
Researchers discovered a specific enzyme inhibitor, delta-protein kinase C, that can help control lung inflammation by protecting the lungs from neutrophil-mediated damage. This could lead to new therapeutic targets for treating acute respiratory distress syndrome and reducing morbidity and mortality associated with sepsis and trauma.
Researchers at Queen's University Belfast are investigating a potential new treatment for lung disease that uses statins to reduce inflammation and improve survival rates. The study aims to free up healthcare resources and allow more people to return to work sooner, with the potential to save thousands of lives each year.
The UK faces a critical care crisis with one of the lowest numbers of intensive care unit beds, leading to concerns about its ability to cope with large-scale disasters. Increasing demand driven by ageing populations and lack of effective interventions will require huge investments for high-income and poor countries.