Articles tagged with Cardiac Arrest
A recent study by Zalika Klemenc-Ketis and colleagues suggests that raised carbon dioxide levels in the blood may contribute to near-death experiences. The research found a significant association between high CO2 levels and NDEs, with 11 of 52 cardiac arrest patients reporting the phenomenon.
A genetic variation at the GPC5 gene has been linked to a reduced risk of sudden cardiac arrest. The study found that individuals with this variation have a 15% lower likelihood of experiencing the heart disorder, which claims over 250,000 American lives each year.
A nationwide cohort study found that cardiopulmonary resuscitation by bystanders significantly improves survival outcomes for children with cardiac arrests. The study suggests a double CPR training strategy to increase bystander participation.
A study found that dispatcher-assisted bystander CPR improves survival rates and poses only a minimal risk of injury. The research suggests that assertive dispatch programs can increase the proportion of victims receiving early CPR, but future studies should aim to improve individual community's dispatcher-assisted CPR programs.
A recent study by Michigan Medicine found that only 7.6% of cardiac arrest victims survive, with factors such as restored pulse and bystander CPR significantly improving survival rates. Experts emphasize the need for increased awareness and use of devices to shock the heart to change these dismal survival rates.
Researchers found that 80% of rats survived cardiac arrest with chest compressions alone, but none survived without oxygen. Oxygen levels were essential for the animals to return to normal brain function at 72 hours.
Patients who received IV drug administration during cardiopulmonary resuscitation had higher short-term survival rates, but no significant improvement in long-term survival compared to those without IV drug administration. CPR quality was similar between the two groups.
The study found that real-time audio-feedback during EMS prehospital care improved clinical outcomes by better aligning CPR with AHA guidelines. However, it did not significantly impact survival to discharge or return of spontaneous circulation rates.
The VCU Medical Center and Richmond Ambulance Authority partnership has improved resuscitation and survival rates for cardiac arrest patients by training paramedics to lower body temperature in the field and using high-tech strategies. The strategy resulted in a two-fold improvement in return of spontaneous circulation and an increase ...
A new study published in the Journal of the American College of Cardiology found that women are less likely to exhibit signs of structural heart disease, which is a precursor to fatal cardiac arrest. This means that fewer women may be eligible for current treatments that can prevent sudden cardiac arrest.
Continuous chest compression-CPR has been shown to improve cardiac arrest survival in Arizona, with a 32% survival rate compared to 6% for standard CPR. This study found that bystanders can save more lives by performing chest compressions only instead of mouth-to-mouth CPR.
A recent study found that rapidly cooling a person in cardiac arrest can significantly improve survival rates and neurological outcomes. The early cooling method, known as RhinoChill, was shown to be safe and effective in minimizing brain damage during the critical period of cardiac arrest.
A large clinical trial testing two resuscitation strategies found both equally successful; no additional benefit from using an impedance threshold device during CPR. The study involved approximately 11,500 participants and stopped enrollment early based on preliminary data suggesting no significant improvement in survival rates.
A new optical system can simultaneously image electrical activity and metabolic properties in the heart, providing a platform for testing new treatments for arrhythmias. The system could lead to a better understanding of the relationship between metabolic disorders and heart rhythm disturbances.
A multicenter clinical study found that maximizing chest compression time during CPR substantially improves survival rates. Interrupting chest compressions has a detrimental effect on patient survival, and researchers recommend relatively simple changes to CPR training and practice.
A study published in JAMA Network found that black patients who experience in-hospital cardiac arrest are less likely to survive, with racial disparities largely attributed to the hospital's quality of care. The researchers discovered that black patients were more likely to receive treatment at hospitals with poorer outcomes.
A recent study published in Circulation: Journal of the American Heart Association found that longer periods of uninterrupted chest compressions during CPR lead to better survival outcomes. The study analyzed data from 506 patients and discovered that a return to spontaneous circulation was achieved in 58% of cases with minimal compres...
A recent study by the European Society of Cardiology found that public education on cardiac arrest could significantly improve survival rates among athletes. The study analyzed 700 sudden deaths during sport activity in France and found that bystander-initiated CPR increased hospital admission rates fourfold, while electric shock deliv...
Researchers found that retrieving kidneys from uncontrolled non-heart-beating donors after sudden out-of-hospital cardiac arrests can lead to a 10% increase in transplantation rates. The procedure, which raises ethical concerns, has the potential to alleviate organ shortages.
A new study from Arizona suggests passive oxygen flow is more effective than assisted ventilation in treating patients experiencing cardiac arrest outside of a hospital setting. The modified protocol, called Cardiocerebral Resuscitation, resulted in higher survival rates compared to conventional bag-valve-mask ventilation.
Researchers found that cooling therapy, also known as therapeutic hypothermia, improves survival rates and reduces disability after cardiac arrest. The treatment's cost-effectiveness was compared to other widely accepted healthcare interventions, including kidney dialysis and public access defibrillation.
A study analyzing 7,479 adult patients with cardiac arrest found that hospital performance in defibrillation time was more closely associated with individual patient characteristics and hospital-specific factors like bed number and location rather than case volume or academic status
Survival rates for elderly patients receiving hospital CPR remained steady from 1992 to 2005, with no improvement in outcomes. Researchers found that elderly black patients were less likely to survive CPR due to factors like lower post-CPR survival rates and more requests for resuscitation.
Local laws and insurance reimbursement policies prevent EMS workers from implementing national guidelines on transporting cardiac arrest patients. Community misperceptions about hospital care also hinder efforts to terminate unsuccessful resuscitation efforts.
Researchers at University of Michigan and University of Utah are conducting a multi-center trial to investigate whether lowering body temperature can prevent or reduce brain damage in children who suffer cardiac arrest. The Therapeutic Hypothermia After Pediatric Cardiac Arrest (THAPCA) Trials will randomize children into two therapy g...
A study published in Journal of Intensive Care Medicine found that patients who received coronary angiography after cardiac arrest were twice as likely to survive without significant brain damage. Coronary angiography, an imaging procedure that shows blood flow through the heart, was independently associated with good neurologic outcomes.
A new statewide program requires automated external defibrillators (AEDs) in N.C. high schools to address inadequate emergency planning and increase use of life-saving devices. The study found that most schools lacked concise action plans, needed more AEDs, and struggled with coordinating EMS responses.
Yale researchers discover a link between anger and sudden cardiac arrests, which claim 400,000 lives annually. The study found that patients with T-wave alternans, a measure of electrical instability, were more likely to experience arrhythmias after a mental stress test.
Researchers found that every second of compression pause reduces the likelihood of successful return of spontaneous circulation (ROSC) by 1%. Effective CPR requires minimal interruptions, with powerful chest compressions being crucial.
The 'chain of survival' improved out-of-hospital cardiac arrest survival rates in Japan by increasing bystander CPR, early defibrillator use, and advanced life support. The study found a significant decrease in delay times and an increase in neurologically intact survivors.
A recent Penn study found that patients who receive care at large, urban, and teaching hospitals have a higher chance of survival after cardiac arrest compared to those in small, rural non-academic hospitals. The study also suggests that patients cared for in high-volume intensive care units are more likely to survive.
Researchers at the University of Arizona Health Sciences found that gasping in cardiac arrest patients increases their chances of survival. In over half of witnessed cases, patients gasped after collapsing, and those who did survived at a higher rate than those who didn't.
A new study presented at CHEST 2008 reveals that propofol, an anti-seizure drug, can be fatal in patients with refractory status epilepticus. The use of propofol for extended periods and high doses increased the risk of severe side effects, including cardiac arrest and death.
Researchers validated criteria to identify out-of-hospital cardiac arrest patients with little or no chance of survival after resuscitation. The validation study used surveillance data from 8 U.S. cities and found that the BLS rule had a positive predictive value of 0.998 for predicting lack of survival.
A study of emergency medical services-treated cardiac arrest outcomes in 10 areas in North America found a five-fold difference in survival rates. The incidence and outcome of cardiac arrest varied significantly across geographic regions.
Researchers analyzed data from over 5,500 cardiac arrest cases to determine the effectiveness of transporting patients to hospitals. The study found that applying the Basic Life Support Rule or Advanced Life Support Rule would have saved approximately 1,645 and 245 trips to the hospital, respectively.
A new study suggests that a simple five- or three-part rule can identify which cardiac arrest victims need hospital transportation, allowing EMS crews to use scarce resources wisely. The three-part rule may be sufficient to identify 99.8 percent of those who need to be transported.
A large study found that ICDs improve longevity without significantly affecting the quality of life for heart failure patients. Researchers monitored patients' quality of life scores over 30 months and found improvements at 3-12 months, but differences diminished over time.
Regular exercise training can create ambiguity with cardiac pathologic conditions, highlighting the need for thorough screening strategies. Pre-participation cardiovascular screening has been shown to reduce the risk of sudden cardiac death in young competitive athletes by up to 89% in Italy.
Researchers from the University of Alaska Fairbanks are presenting their findings on stroke and Sudden Infant Death Syndrome (SIDS) at a conference in New York. The studies aim to understand the underlying causes of these conditions and explore potential new treatments for brain damage.
A study published in Critical Care journal found that patients who survive cardiac arrest without severe neurological disabilities can expect fair long-term survival and good quality of life. The allocation of resources to treat heart attack patients is equally justified as other intensive care patient groups, according to the research.
A recent study published in The Lancet found that extracorporeal life support (ELS) combined with conventional CPR significantly improves survival rates in adult hospital patients who experience cardiac arrest. ELS enhances coronary blood flow and keeps heart tissue alive, leading to better 30-day and 1-year survival outcomes.
Researchers found that people admitted on weekends after cardiac arrest are more likely to die due to lack of resources and improved resuscitation efforts outside hospitals. The study also revealed men tend to survive better than women and cardiac arrest patients are getting younger.
Researchers found that survival rates were similar between households with an AED and those without, despite underuse of AEDs. The study suggests that both AEDs and CPR are crucial in responding to sudden cardiac arrests at home.
A new study published in the New England Journal of Medicine found that automated external defibrillators (AEDs) placed in homes do not significantly improve survival odds for patients who experience cardiac arrests outside of hospitals. Instead, education and modification of risk factors are key to primary prevention of heart disease.
Patients treated with minimally interrupted cardiac resuscitation (MICR) had higher survival rates than those receiving standard treatments. Implementing MICR, a new approach to limit interruptions of chest compressions, resulted in increased blood flow and reduced harm.
Patients experiencing in-hospital cardiac arrests at night or on weekends have a significantly lower chance of survival than those who arrest during weekday evenings. This is due to decreased detection and treatment effectiveness, potentially resulting from patient, staff, and hospital factors.
Research found that 30% of patients with ventricular arrhythmia received life-saving defibrillation more than two minutes after cardiac arrest, leading to significantly lower survival rates. Hospital characteristics, such as small size and lack of continuous monitoring, were associated with delayed defibrillation.
Two large-scale studies found no statistically significant difference in survival rates between Chest-Compression-Only CPR and traditional CPR with mouth-to-mouth breathing. This contradicts previous guidelines that recommended interrupting chest compressions for breaths.
New research suggests transplanting kidneys from donors who died after cardiac arrest could increase the donor pool. A study found comparable short-term results between kidneys donated after cardiac death and brain death, with similar survival rates for patients and transplanted organs.
Using CPR combined with bystander use of an automated external defibrillator (AED) significantly increases the chances of surviving out-of-hospital cardiac arrest. The study found that when bystanders provided CPR and attached an AED, survival increased to 36 percent – approximately four times that of CPR alone.
A $2 million federal grant will help the OHSU Cardiac Arrhythmia Center pinpoint those at greatest risk of sudden cardiac arrest due to left ventricular hypertrophy. The study aims to improve identification and prediction methods, potentially averting disaster before it happens.
The use of implantable cardioverter defibrillators is increasing in Canada but remains lower than in the US. In adults who survived a cardiac arrest, the rate increased from 5.4% to 26.7% between 1995 and 2003. The devices are considered safe and effective for people at risk of life-threatening rhythm disturbances.
A simple procedural change has significantly reduced cardiopulmonary arrests outside a pediatric hospital's intensive care unit. The American Heart Association recommends calling the cardiac emergency team at warning signs of respiratory problems or heart issues, rather than waiting for CPR initiation.
A study published in The Lancet found that chest-compression-only resuscitation boosts survival rates for out-of-hospital cardiac arrest. The study analyzed 4,068 cases of witnessed collapse and found a 19.4% favorable neurological survival rate when bystanders administered chest compressions without mouth-to-mouth ventilations.
A study published in The Lancet found that cardiac-only resuscitation (chest compressions only) yields better outcomes than conventional CPR, especially for patients with apnea or shockable cardiac rhythms. This approach may increase bystander-initiated resuscitation efforts and improve survival rates.
A new resuscitation approach called Cardiocerebral Resuscitation has been shown to improve survival rates for out-of-hospital cardiac arrest victims. The technique, which eliminates mouth-to-mouth breathing, enhances the willingness of lay individuals to engage in resuscitation.
Researchers created a prototype just-in-time support device that provides guidance on administering CPR and assessing victims of sudden cardiac arrest. The device improved performance to the level of American Heart Association guidelines, increasing the number of people able to provide life-saving treatment.
A study published in JAMA found that recent syncope, QTc interval duration, and sex are significant independent predictors of cardiac arrest and sudden death in adolescents with LQTS. The study identified nearly 12 times the risk for life-threatening events among patients with 1 syncopal episode in the last 2 years.
A new study finds that automated external defibrillators (AEDs) have a greater than 20% chance of being recalled for potential malfunction over the past decade. The devices, used to resuscitate victims of sudden cardiac arrest, are complex medical devices that can sometimes malfunction.