Local Centerpoint doctor ignored man’s abnormal heart rates before he died, lawsuit alleges By PJ Green Updated June 14, 2025 1:14 PM ...

A smartwatch detected abnormal ECG changes in a 76-year-old woman experiencing chest pain following emotional stress. Hospital investigations confirmed takotsubo (stress) cardiomyopathy ...

A PVC is a single extra beat that happens when the heart’s lower chambers (ventricles) contract too soon. This can feel like a skipped beat, a flutter, or a hard thump in the chest. After a PVC, the ...

Patients with sickle cell disease (SCD), particularly those with severe cases, are at higher risk of echocardiographic (ECG) abnormalities than healthy individuals, according to results published in ...

where σ signal is the standard deviation of the absolute value of the unfiltered and filtered ECG signal (y) and σ noise is the standard deviation of the y signal. 6. Relative power (fR) Because most ...

Department of Cardiac Sciences, College of Medicine, King Saud University, Riyadh, Saudi Arabia Background: Corrected QT (QTc) is an important electrocardiographic (ECG) interval. Physicians rely on ...

But you may not notice anything at all. Many people don't know they have bigeminy until the abnormal rhythm shows up on a heart test called an electrocardiogram (EKG).

ECG Category 4: PR interval As PR intervals for sinus arrests and sinus exit blocks are typically between 0.12-0.20 seconds and constant, we should eliminate sinus arrest with 1 0 and sinus exit ...

ECG Category 4: “PR interval” As PR intervals for sinus arrhythmia are typically between 0.12-0.20 seconds and constant, we should eliminate sinus arrhythmia with 1 0 and junctional rhythm ...

The study consisted of 173 female athletes (mean age, 27 years; 75% Black). Overall, 78.6% of participants had training-related ECG changes and 4.6% had abnormal ECG findings.

Premature ventricular contraction (PVC) is a type of arrhythmia, or abnormal heartbeat. Learn more about its treatment, symptoms, diagnosis, and more.