Sunday, 13 November 2016

Sinus Bradycardia


Sinus bradycardia is a sinus rhythm with a rate that is lower than normal. In humans, bradycardia is generally defined to be a rate of under 60 beats per minute.

ECG characteristics:
  • Rate: Less than 60 beats per minute.
  • Rhythm: Regular.
  • P waves: Upright, consistent, and normal in morphology and duration.
  • P-R Interval: Between 0.12 and 0.20 seconds in duration.
  • QRS Complex: Less than 0.12 seconds in width, and consistent in morphology.