Articles tagged with Electrocardiography
The new clinics series provides comprehensive reviews of contemporary issues in cardiac electrophysiology, including epicardial interventions, advances in arrhythmia analyses, and antiarrhythmic drug therapy. These issues help electrophysiologists make informed clinical decisions for their patients.
A study of 500 patients found that EKG readings can yield false positive diagnoses for left ventricular hypertrophy with a rate of 77-82%, while false negatives occur at a rate of 6-7%. This can lead to unnecessary additional screenings.
A new study from Johns Hopkins Medicine suggests that young athletes should undergo both EKG and echocardiogram screenings to detect early signs of life-threatening heart defects. Abnormal findings were discovered in 36 athletes, highlighting the importance of comprehensive screening programs.
A prolonged PR interval on an electrocardiogram may indicate a higher risk of atrial fibrillation and the need for a pacemaker. Studies suggest that middle-aged to older adults with this finding are more likely to experience serious heart rhythm disturbances and premature death.
A study published in JAMA found that high-dose tirofiban had similar outcomes to abciximab in reducing ST-segment elevation after angioplasty. Additionally, sirolimus-releasing stents reduced major adverse cardiac events by half compared to uncoated stents.
A study published in the American Journal of Geriatric Cardiology found that established ECG norms for older adults may need to be revised. The research team analyzed over 700 patient readings and discovered that average cutoffs for measuring ECG intervals were greater than current norms, particularly in men.
Researchers at MCG are testing a handheld device that can transmit electrocardiograms wirelessly to cardiologists in rural areas, enabling faster diagnosis and treatment of heart attacks. The goal is to bridge the gap between medical expertise and geographical distance.
A study found that 21% of patients taking verapamil for cluster headaches experienced irregular heartbeats, while 37% had slower than normal heart rates. Close monitoring with electrocardiograms is recommended to mitigate potential heart problems.
A recent study found that millions of dollars are being squandered on unnecessary medical tests ordered during routine doctor visits. The research estimated annual direct medical costs for the three most expensive 'D' category tests to be between $47 million and $194 million.
At least 33% of patients with congestive heart failure who receive specialized pacemakers fail to respond, highlighting the need for more research in selecting candidates. This study suggests that traditional pacemaker implantation may not be effective for patients with previous heart attacks.
A recent study by the US Department of Veterans Affairs found that Hispanic heart patients had a significant survival advantage compared to their white and African-American counterparts. After adjusting for age and clinical data, Hispanic patients were only about 80% as likely to die as whites or blacks.
A recent study found that Asian Americans are seven times more likely to develop silent myocardial ischemia, a condition where plaque buildup restricts blood flow to the heart. Patients may experience fatigue, shortness of breath or palpitations instead of chest pain, emphasizing the need for awareness and early screenings.
Researchers detected SUDS in French Polynesians, a condition linked to family history and fainting. Treatment with implantable defibrillators can prevent sudden death, but further study is needed.
Researchers found that MRI accurately diagnosed acute coronary syndrome in 84% of patients, outperforming traditional tests like EKG and blood enzyme test. MRI detected all patients' heart attacks, even those with normal EKGs, and identified more patients with unstable angina.