…However, sinus arrhythmia may be a pathological finding in some cases. Sinus arrhythmia is not a normal finding among older individuals. In that scenario it…

…g during intense emotional stress) During vagal maneuvers (Valsalva maneuver, carotid sinus [baroreceptor] stimulation). It is common to discover SB in healthy young individuals who…

…the previous articles. Hence, sinus node dysfunction may manifest with any of the four abovementioned conditions. The majority of patients will experience symptoms, although some…

Arrhythmias and arrhythmology ECG Sinus rhythm: the normal rhythm of the heart A rhythm is defined as three consecutive heartbeats with identical waveforms on the…

…P wave is positive in lead II. Figure 1. ECG showing sinus tachycardia. Paper speed 25 mm/s. Calculate the heart rate by dividing 300…

Arrhythmias and arrhythmology ECG Sinoatrial arrest & sinoatrial pause (sinus pause/arrest): ECG characteristics & clinical implications A sinoatrial arrest occurs when the sinoatrial node does not…

…12 \times \text{BSA} ) ≥40 years : ( \text{SOVd} = 1.92 + 0.74 \times \text{BSA} ) Definition of aortic aneurysm Sinus of Valsalva 45 mm…

CPR ECG 1 . Sinus rhythm interrupted by ventricular tachycardia (VT). ECG 2 . Spontaneous termination of ventricular tachycardia (VT). ECG 3 . A single ventricular beat, followed…

CPR ECG 1 . Sinus rhythm interrupted by polymorphic VT. ECG 2 . Polymorphic VT. ECG 3 . Polymorphic VT progresses to ventricular fibrillation (VF). ECG 4 . Polymorphic…

Referensvärden The normal values below apply to adults in sinus rhythm, recorded at a paper speed of 50 mm/s with 1 mV = 10…