Early R wave transition

Early R wave transition occurs when the isoelectric chest lead is before V3. This is also known as counterclockwise rotation.

See also: QRS complex

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References

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In the ECGquest archives, this ECG has been tagged with: - Normal Axis Normal rate Regular Early R wave transition Inverted T waves Hypertrophic cardiomyopathy 12-Lead ECG of the Week CC-BY-NC-SA
ECG of the Week – 3rd September 2018 – Interpretation

This ECG is from a man in his 60s who presented with abnormal limb movement.

In the ECGquest archives, this ECG has been tagged with: - Bradycardia Normal Axis Early R wave transition Narrow QRS Normal P waves Normal PR Tall QRS Sinus arrhythmia Sinus bradycardia 12-Lead ECG of the Week Dr John Larkin CC-BY-NC-SA
ECG of the Week – 23rd April 2018 – Interpretation