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.