Patient education · General medical information · Editorial review required before public launch
Illustrative diagnostic imaging equipment

Understand what an ECG records, what an echocardiogram shows and why clinicians may recommend either investigation. This guide explains the basics and helps you prepare sensible questions for your healthcare team.

What does an ECG measure?

An electrocardiogram records electrical signals produced by the heart. It can provide information about rhythm and other electrical patterns at the time it is recorded.

Individual circumstances differ. Always follow your referring clinician’s advice and confirm test-specific instructions with the centre before visiting.

What does an echocardiogram show?

An echocardiogram uses ultrasound to create moving images of the heart. It can help evaluate valves, chambers and aspects of pumping function.

Individual circumstances differ. Always follow your referring clinician’s advice and confirm test-specific instructions with the centre before visiting.

Are the procedures the same?

No. ECG uses electrodes attached to the skin, whereas ECHO uses a transducer and ultrasound gel. These are complementary investigations.

Individual circumstances differ. Always follow your referring clinician’s advice and confirm test-specific instructions with the centre before visiting.

How should you prepare?

Preparation for routine ECG or transthoracic ECHO is often straightforward, but instructions differ by study. Follow the instructions supplied by the medical team.

Individual circumstances differ. Always follow your referring clinician’s advice and confirm test-specific instructions with the centre before visiting.

Which test is right for you?

Only a qualified clinician can decide which investigation answers the relevant clinical question. Tests may be used together.

Individual circumstances differ. Always follow your referring clinician’s advice and confirm test-specific instructions with the centre before visiting.

Questions before your visit?

Trilok Diagnostics is located at G-166, New Seelampur, Delhi. Please call to confirm current service availability, examination requirements and fees.

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Medical information notice: This article is general educational material, not diagnosis or treatment advice. Clinical review and source validation are required before publishing as medically reviewed content.