electromechanical systole

(redirected from QS2 interval)

e·lec·tro·me·chan·i·cal sys·to·le

the period from the beginning of the QRS complex to the first (aortic) vibration of the second heart sound.
Synonym(s): QS2 interval

e·lec·tro·me·chan·i·cal sys·to·le

(ĕ-lek'trō-mĕ-kan'i-kăl sis'tŏ-lē)
The period from the beginning of the QRS complex to the first (aortic) vibration of the second heart sound.
Synonym(s): QS2interval.