The below ECG strip shows the irregularly irregular QRS complexes present during atrial fibrillation. Using the first method to determine heart rate would not be accurate because the RR intervals ...

Her physical examination is normal except for elevated heart rate (about 100 beats/min ... a follow-up visit for palpitations, and a 12-lead ECG is obtained. The rhythm is regular, at a rate ...

The resting electrocardiogram (ECG) furnishes essential information for the diagnosis, management, and prognostic evaluation of patients with congestive heart failure (CHF). Almost any ECG ...

EKG and ECG are the same ... including the Watch SE and Watch SE (second-generation). Heart rate notifications can alert you ...