A federal investigation into the potential overuse of primary prevention implantable cardioverter defibrillators (ICDs) appears to have made hospitals more judicious in their use of the devices, according to a study published July 3 in the Journal of the American Medical Association.

Learning a heart attack patient has nonobstructive coronary arteries shouldn’t necessarily be met with relief, according to a multicenter study published in the Journal of the American Heart Association.

Human stem cells helped restore left ventricular ejection fraction (LVEF) in monkeys induced with experimental heart failure, giving scientists hope a similar treatment could work in humans following myocardial infarction.

The Face, Arm, Speech and Time (FAST)-based public education, utilized in several countries to improve stroke symptom recognition, has not improved the response to transient ischemic stroke (TIA) and minor stroke in the United Kingdom, according to new research published July 2 in JAMA Neurology.

Nearly all transcatheter heart valves (THVs) leave debris following aortic valve replacement, reinforcing the potential for embolic protection devices to reduce the burden of silent brain infarctions and future strokes.

Patients with resistant hypertension and obstructive sleep apnea (OSA) experienced significant drops in blood pressure and improvements in OSA severity following renal denervation, according to a small randomized trial published June 25 in Hypertension.

In an interview with JAMA, emergency medicine physician Rachel Zang, MD, discussed doctors responding to in-flight medical emergencies, potential legal liabilities and the standard equipment that airlines stock to handle such incidents.

A former employee of the cardiovascular intensive care unit at Christus Mother Frances Hospital in Tyler, Texas, William George Davis is accused of introducing air into the arterial systems of multiple patients who were recovering from surgeries.