Wednesday, 28 March 2012

ECG of the Week - 26th March 2012 - Interpretation

This weeks ECG for review is from a 51 yr old male.




Click to enlarge
Rate:
  • 90
Rhythm:
  • Regular
  • Indeterminate rhythm ? p wave notching 

Axis:
  • Indeterminate
Intervals:
  • Normal intervals indistinct
  • Broad Complex
Segments:
  • Indeterminate

Additional:
  •  Sinusoidal Waveform
  • 5th Complex Apical Notching

Interpretation:
  • Broad Complex Sine Wave

Sine Wave Differential
  • Hyperkalaemia
  • Sodium Channel Blockade

References / Further Reading
Life in the Fast Lane
  • Sodium Channel Blockade here
  • Hyperkalaemia here

EDExam
  • Treatment of hyperkalaemia Links here

Textbook
  • Chan TC, Brady WJ, Harrigan RA, Ornato JP, Rosen P. ECG in Emergency Medicine and Acute Care. Elsevier Mosby 2005.