Lund, Sweden
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EKG

Clarity in Emergency Medicine

This checklist relates to a systematic interpretation of the 12-lead electrocardiogram.

 

  1. O

  • Overview: rate?

  • Overview: rhythm?

 

  1. P

  • P wave: positive in lead II? signs of atrial hypertrophy?

  • PR interval: duration? depression?

 

  1. Q

  • Pathological Q waves?

  • QRS complexes: wide? bundle-branch block pattern?

 

  1. R

  • Axis deviation?

  • R wave:  signs of ventricular hypertrophy

 

  1. S

  • S wave: signs of ventricular hypertrophy?

  • ST segment: elevation or depression?

 

  1. T

  • T waves: peaked? inverted?

  • QTc time: prolonged?

 

  1. +

  • Additional findings (e.g. U wave, J wave)?