Variations in Medications and Prognosis of Heart Failure With Preserved Versus Reduced Ejection Fraction
I read the article by Nichols et al, recently published online in the American Journal of Cardiology . In their study, the investigators reported that patients with heart failure (HF) with…
Historical Perspectives on Sudden Deaths in Young Athletes With Evolution over 35 Years
Sudden death in young competitive athletes has become a highly visible and substantial issue within cardiovascular medicine of interest both to the general public and to the practicing community. At…
Bigeminal Rhythm in a Woman With Palpitations, Dyspnea, and Fatigue
A 58-year-old obese woman complained of palpitations, dyspnea, and fatigue. An electrocardiogram showed sinus bradycardia at a rate of 35 beats/min, a minimally irregular junctional escape rhythm at a rate…
Clinical and Echocardiographic Features of Mitral Annular Calcium in Patients Aged ≤50 Years
Data regarding characteristics of young patients with mitral annular calcification (MAC) and its associations with other cardiovascular risk factors are scarce. Hence, we sought to characterize patients aged <50 years with…
Meta-Analysis of Diagnostic Performance of Coronary Computed Tomography Angiography, Computed Tomography Perfusion, and Computed Tomography-Fractional Flow Reserve in Functional Myocardial Ischemia Assessment Versus Invasive Fractional Flow Reserve
We sought to compare the diagnostic performance of coronary computed tomography angiography (CCTA), computed tomography perfusion (CTP), and computed tomography (CT)-fractional flow reserve (FFR) for assessing the functional significance of…
Exercise Electrocardiogram Stress Testing for Evaluation of Chest Pain
We read the study by Demir et al on 2 hospital’s approach to evaluation of suspected coronary artery disease. Hospital A performed exercise treadmill stress testing (ETT) alone as the first…
Clinical Practice Guidelines as Instruments for Sound Health Care Priority Setting
This editorial discusses the potential role that physician-authored clinical practice guidelines could play in health care priority setting decisions in the United States. We briefly review the challenges associated with…
Meta-Analysis of Abdominal Aortic Aneurysm in Patients With Coronary Artery Disease
The high coronary artery disease (CAD) prevalence in patients with abdominal aortic aneurysm (AAA) is well known. However, the inverse relation has been little explored. We present, based on a…
Evaluation of the Effects of Different Energy Drinks and Coffee on Endothelial Function
Endothelial function plays an important role in circulatory physiology. There has been differing reports on the effect of energy drink on endothelial function. We set out to evaluate the effect…
