ECG Lab

Explore what changes the ECG.

Change a condition and compare the result with the same heartbeat under reference conditions. ECG Lab is a live workspace for investigating cause and effect.

01 / Electrode placement

Limb lead reversal

Swap limb cables and see which leads change. Compare clear, separate traces; contrast cable reversal with mirror-image dextrocardia; follow the heart activity at the same moment.

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Starts with normal sinus rhythm at 75/min. Your Simulator session and settings are separate.

SIMULATED · NOT FOR DIAGNOSIS
Illustrative typical pattern. Real patients may show none, some, or different findings.

To create, record and export an ECG, use the Simulator. For explanations of ECG concepts, read ECG Basics.