Non Invasive Tests

Echocardiogram

Echocardiogram in Singapore

Maybe your electrocardiogram (ECG) test results looked normal, but you’re still short of breath. Or your blood tests show strain on the heart, but the cause isn’t clear. This is when your doctor may consider an echocardiogram to see in detail how your heart muscle and valves are working in real time.

What Is an Echocardiogram?

An echocardiogram, often shortened to “echo”, is a test that produces visual images of your heart and nearby blood vessels. It allows your doctor to examine the size, shape, and pumping function of your heart, as well as the condition of its valves.

The test is commonly used to detect and monitor conditions such as heart disease, valve problems, congenital heart defects, and other structural abnormalities. By showing how well your heart pumps blood, an echocardiogram provides crucial information that helps guide diagnosis and treatment decisions.

How an Echocardiogram Works

The test uses high-frequency sound waves (ultrasound) transmitted through a device called a transducer. When placed on your chest, the transducer sends out sound waves that bounce off your heart structures and return as echoes. These echoes are converted into electrical signals and processed into moving images on a monitor.

In some cases, Doppler techniques are added to measure the direction and speed of blood flow. This allows your doctor to see not just the heart’s size and function, but also how well blood moves through its chambers and valves. The ability to capture these details in real time makes echocardiography a key tool in evaluating heart health.

When You May Need an Echocardiogram

Your doctor may recommend an echocardiogram if you’re showing signs or symptoms that point to possible heart problems, such as:

Sometimes, the need arises even without obvious symptoms. For example, if your doctor hears a heart murmur during a physical exam, or if an electrocardiogram (ECG) suggests an irregular rhythm, an echocardiogram may be the next step.

Other common reasons for an echo include:

Evaluating suspected heart disease, such as cardiomyopathy or coronary artery disease.
Checking valve problems, including narrowing (stenosis) or leakage (regurgitation).
Identifying congenital heart defects, which may require ongoing monitoring.
Assessing heart damage after a heart attack.
Monitoring known heart conditions over time to guide treatment decisions.

The test can provide clarity about whether your symptoms are related to the heart, and it helps your doctor decide on the next steps for management or treatment.

Types of Echocardiogram

There are several types of echocardiograms. The right one for you depends on your symptoms, your medical history, and what your doctor needs to assess.

Transthoracic Echocardiogram (2D Echo)

This is the most common form of echocardiogram. A handheld transducer is placed on your chest to capture images of the heart. It provides a two-dimensional view that shows the heart’s size, pumping strength, and the condition of its valves. In most cases, a standard 2D echo is enough to evaluate heart function.

Stress Echocardiogram

A stress echo is performed before and after your heart is “stressed,” either through exercise on a treadmill or with medication that makes the heart beat faster. By comparing the images, your doctor can see how well your heart copes with increased workload. This test is often used to check for coronary artery disease or to assess safe levels of physical activity.

Transesophageal Echocardiogram

A transesophageal echocardiogram involves guiding a thin, flexible probe with a transducer down the oesophagus, which sits directly behind the heart. From this position, it gives a detailed picture of the heart valves and chambers. Your doctor may recommend this test if they suspect clots, infections, or valve problems.

Signal Averaged Electrocardiogram (SAECG)

Although not technically an ultrasound, the SAECG is sometimes grouped with echocardiographic tools. It analyses electrical signals from the heart over a longer period to detect subtle abnormalities in rhythm that a standard ECG may miss. This test can help identify patients at higher risk of developing serious arrhythmias.

Schedule a Heart Health Check

Get clarity on your heart health with the right echocardiogram for your condition.

Echocardiography Procedure

Preparing for an Echocardiogram

For a standard transthoracic echo, no special preparation is usually required. You can eat, drink, and take your medications as normal unless your doctor advises otherwise.

If you’re scheduled for a stress echo, you may be asked to avoid food, caffeine, or certain heart medications before the test.

For a transesophageal echo, fasting for several hours is typically required. Your care team will give you specific instructions based on the test your doctor has ordered for you.

During an Echocardiogram

2D Echo: You’ll lie on a bed while a technician or doctor places gel on your chest and moves the transducer over different areas. The test is painless and usually takes 30 to 60 minutes.
Stress Echo: Images are taken at rest and then again after exercise or medication that makes your heart beat faster.
Transesophageal Echo: You’ll receive a sedative, and a thin probe with a transducer is guided into your oesophagus to capture detailed images from behind the heart.

Throughout all types, your heart’s activity is displayed on a monitor in real time.

After the Echocardiogram

You can usually return to your normal activities immediately after a 2D or stress echo.

If you had a transesophageal echo, you may feel drowsy for a few hours from the sedative and will need someone to accompany you home.

Your test results will be interpreted by a cardiologist, who’ll then explain what the images show and discuss whether further tests or treatment are needed.

Benefits of Echocardiography

Clear Assessment of Heart Function: It shows how well your heart chambers and valves are working, and whether the heart muscle is pumping efficiently.
Detection of Structural Problems: The test can reveal issues such as valve narrowing or leakage, congenital heart defects, or enlargement of the heart chambers.
Guidance for Treatment: The results assist doctors in deciding whether medication, surgery, or other interventions are needed.
Monitoring Over Time: Because it uses ultrasound instead of radiation, the test can be repeated safely to track how your condition changes or how well treatment is working.

Cost of an Echocardiogram in Singapore

The cost of an echocardiogram in Singapore varies depending on the type of test, where it is performed, and whether it is part of a broader diagnostic package.

Factors Affecting Echocardiogram Cost

Several elements can influence the final bill:

Type of Echocardiogram: Standard transthoracic tests generally cost less than stress or transesophageal echocardiograms, which require additional equipment, monitoring, or sedation.
Facility: Costs may differ between private specialist centres, hospitals, and general clinics.
Doctor’s Expertise: Fees can vary depending on whether the procedure is carried out by a cardiologist, a technician under supervision, or as part of a consultation with a heart specialist.
Additional Tests: Sometimes an echocardiogram is performed alongside other investigations such as an ECG, blood tests, or imaging, which increases the overall cost.

Comparing Costs of Different Echocardiogram Types

Medisave and Insurance Coverage

In many cases, echocardiograms performed for diagnostic reasons are claimable under Medisave, subject to withdrawal limits set by the Ministry of Health (MOH).

Private insurance may also cover part or all of the cost, depending on your policy and whether the test is deemed medically necessary. It’s best to confirm coverage with your clinic and insurer before the procedure.

Book an Echocardiogram in Singapore

At Novena Heart Centre, our cardiologists perform a range of echocardiographic studies, including transthoracic, stress, and transesophageal echocardiograms, depending on what is most appropriate for your condition.

Schedule your echocardiogram with us today, and let our team guide you through the next steps in your heart care.

FAQs on Echocardiogram in Singapore

Do I need a referral before getting an echocardiogram?

Not always. Many patients are referred by their doctor, but you can also book directly with a heart specialist.

Will a 2D echocardiogram be enough to detect my heart condition?

Often, yes. A 2D echo gives clear images of your heart’s size, pumping strength, and valves. If more detail is needed, your doctor may order a transesophageal or stress echocardiogram.

What abnormalities can an echocardiogram detect?

It can detect valve problems, weak pumping function, enlarged chambers, congenital defects, blood clots, infections, and signs of heart failure.

Are there any side effects of an echocardiogram?

There are typically no side effects with a standard echo. Stress tests may briefly cause breathlessness or dizziness, while transesophageal echoes can cause mild throat discomfort from the probe or sedation.

Can I shower after an echocardiogram?

Yes, you can shower right away after a transthoracic or stress echo. If you had a transesophageal echo, wait until the sedation fully wears off.

How do I prepare if I’m scheduled for a stress echocardiography test?

Avoid food, caffeine, and sometimes certain medications before the test. You should also wear comfortable clothes and shoes.

Unsure which test you need?

Share your symptoms with us and our cardiology team will recommend the most suitable non-invasive test.

Common reasons for testing

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