ECG axis

(Redirected from ECG Axis)
ECG Axis
Limb and augmented leads
Precordial leads

Normal Axis

  • -30°→90°
  • Dominant QRS direction (positive or negative) can be used to approximate axis
    • Normal axis if positive QRS in leads I and aVF

Right Axis Deviation

Left Axis Deviation

See Also

Video

External Links

References

Authors:

Ross Donaldson