Page 378 - ECG dr shamol_Slide
P. 378

SINUS ARRYTHMIA











































      PR Interval: Normal (0.12–0.20 sec)
      QRS: Normal (0.06–0.10 sec)


     The SA node discharges irregularly


      Quick clue:
     R-R interval is irregular,

     PR Interval fixed and P=QRS (every is P is followed by  QRS complex )
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