A doctor may refer to an electrocardiogram as an “ECG” or “EKG.” It uses electrodes to measure the electrical activity of the heart. This can help medical professionals detect heart abnormalities, ...

Prophylactic implantable cardioverter defibrillator therapy did not reduce mortality in patients with a prior myocardial infarction, persistent moderate left ventricular systolic dysfunction and ...

Correspondence to Ricardo Stein, Universidade Federal do Rio Grande do Sul, Porto Alegre 90035-903, Brazil; rstein{at}cardiol.br Objectives To evaluate the prevalence of abnormal ECG findings and ...

Even minor ECG abnormalities detected with annual checks signal a greater risk of future CVD events, a study of several million working-age people affirms, although questions remain about whether ...

What's the source of the unusual electrocardiogram (ECG) findings in a patient presenting with dizziness and limb weakness? That's the mystery posed in a recent case report. The diagnostic challenge ...

The treadmill exercise test with electrocardiogram (ECG), also known as an exercise stress test, is one of the most familiar tests in medicine. While exercise testing typically is focused on ...

Major electrocardiogram abnormalities are associated with a significant 2-fold higher risk for cardiovascular mortality among patients with ANCA-associated vasculitis compared with a control group.

More than half of participants in the GRADE trial had ECG abnormalities (57.1%) and ECG-defined cardiovascular autonomic neuropathy (52.8%) at baseline. The presence of these abnormalities was ...

QRS interval widening appears to be highly specific for the diagnosis of hyperkalemia in patients with end-stage kidney disease. ECG changes, in general, have poor sensitivities for hyperkalemia in ...

ECG aberrancy means the heartbeat does not follow the usual conduction system of the heart. Atrial fibrillation with ECG aberrancy means people have an irregular heart rhythm with abnormal conduction.