top of page
Writer's pictureThe Resuscitation Coach

Sinus Rhythms


NORMAL SINUS RHYTHM


Rate: 60-100/min

Rhythm: Regular

P waves: Present with 1:1 Conduction

PR interval: 3-5 Small boxes (0.12 -0.20 seconds)

QRS: narrow (≤ 3 boxes or ≤ 0.12 seconds)


SINUS BRADYCARDIA


Rate: < 60/ min

Rhythm: Regular

P waves: Present with 1:1 Conduction

PR interval: 3-5 Small boxes (0.12 -0.20 seconds)

QRS: narrow (≤ 3 boxes or ≤ 0.12 seconds)

SINUS TACHYCARDIA


Rate: > 100/ min

Rhythm: Regular

P waves: Present with 1:1 Conduction

PR interval: 3-5 Small boxes (0.12 -0.20 seconds)

QRS: narrow (≤ 3 boxes or ≤ 0.12 seconds)



Disclaimer: This video/ post is for educational purposes and is not intended as medical advice. While we strive for 100% accuracy, errors may occur, and medications or protocols may change over time.



0 comments

Recent Posts

See All

Comments


bottom of page