Normal sinus rhythm Third degree AV block ... resulting in differing degrees of AV block. This ECG demonstrates third degree heart block which may be only transient in this setting, although ...

Normal sinus rhythm 3rd degree AV block (complete heart block) Osborne waves consistent with hypothermia Non-specific ST-T wave abnormalities The ECG findings of hypothermia include a the classic ...

ECG Challenge: What's Causing This Long Pause? An older woman visits the hospital after fainting, and telemetry shows long pauses in her heart's rhythms. What does the ECG show?

Mice exhibit a well-documented circadian rhythm and ECG parameters comparable ... propranolol in mouse models. In the heart, β-adrenergic receptors are primarily responsible for responding to SNS ...

ECG interpretation in athletes requires careful analysis to properly distinguish physiological changes related to athlete's heart from findings suggestive ... sinus arrhythmia and 1° atrioventricular ...

The human heart beats 80,000-120,000 times a day. Long-term ECGs record every heartbeat, and the recording is then ...

The ECG findings presented as normal in athletes were ... and the QRS complex usually narrow unless the baseline QRS has a bundle branch block. Sinus rhythm resumes with increased heart rates during ...

Congestive heart failure (CHF ... which looks for signs of irregular heartbeat rhythm using electrocardiogram (ECG) data. The team is applying a similar tactic for diagnosing CHF in patients ...