Wednesday, 18 July 2012

ECG of the Week - 16th July 2012 - Interpretation

This weeks ECG is from a 66 year old.



Click to enlarge

Rate:
  • ~110
Rhythm:
  • Regular
  • Nil distinct p waves visible

Axis:
  • Extreme / NW Axis
Intervals:
  • PR - Nil p visible
  • QRS - Prolonged (160ms)
  • QT - 440ms (QTc Bazette ~ 540 ms)
Segments:
  • ST Depression V3

Additional:
  • RBBB Morphology
  • Prominent T waves
  • T Inversion V1-3, aVR

This patient had a serum potassium of 8.0 mmol/L

References / Further Reading


Life in the Fast Lane

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