building on the single-beat analysis , a contextual diagnostic algorithm then recognizes and reports on-line the following arrhythmias : couplets , bigeminy , trigeminy , ventricular tachycardia , supraventricular tachycardia , atrial flutter , atrial fibrillation , ventricular tachycardia with retrograde conduction to the atria , first-degree block , second-degree block , wenckebach periodicity , advanced block , third-degree block and sinus bradycardia .
C0003811
arrhythmias
C0004238
atrial