Wednesday 29 August 2012

ECG of the Week - 27th August 2012 - Interpretation

This ECG is from a 84 year old female.

 




 
Click to enlarge

Rate:
  • 51
Rhythm:
  • Sinus Rhythm
  • Irregular 
Axis:
  • LAD (-60 deg)
Intervals:
  • PR - Normal (~160ms)
  • QRS - Broad (~160ms)
  • QT - 400ms
Segments:

  • ST Elevation V1-3, aVF

Additional:

  • rS Complex V1
  • Notched R wave V6
  • T inversion aVL, V6
  • T flattening V5
 
Interpretation:

  • LBBB
  • Sinus Arrhythmia - consider drugs, ischaemia, sinus node dysfunction
 
References / Further Reading


 
Life in the Fast Lane

 
  • Left Bundle Branch Block here
  • Sinus Arrhythmia here
Textbook
  • Chan TC, Brady WJ, Harrigan RA, Ornato JP, Rosen P. ECG in Emergency Medicine and Acute Care. Elsevier Mosby 2005.
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1 comment:

  1. Christopher10 September 2012 at 21:04

    One interesting thing of note is after the late 5th complex we get a doubling of the previous intrinsic rate, before slowing. A longer strip would certainly help confirm sinus arrhythmia.

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