What stress echocardiogram looks for

Overview

A stress echocardiogram is a test that uses ultrasound (sound waves) to create pictures of your heart while it is working hard, usually from exercise or medication. Doctors use it to see if your heart muscle is getting enough blood flow when under stress.

Stress echocardiograms are a common test done in hospitals and clinics when a doctor suspects a heart problem like coronary artery disease.

This test is typically used for people who have symptoms such as chest pain, shortness of breath, or an irregular heartbeat, especially if they have risk factors for heart disease like high blood pressure, high cholesterol, diabetes, or a family history of heart problems.

Symptoms

Common symptoms

• Chest pain or discomfort (often described as pressure, squeezing, or heaviness) during activity
• Shortness of breath with exertion
• Unexplained fatigue when being active
• Palpitations (feeling like your heart is racing or skipping beats) during exercise
• Dizziness or lightheadedness during physical activity

Symptoms in children

• Chest pain during exercise
• Tiring more easily than other children during play or sports
• Fainting or nearly fainting during activity

Symptoms in older adults

• Shortness of breath with mild activity like walking up stairs
• Chest discomfort that is less sharp and more like a dull ache or indigestion
• Feeling unusually tired or weak when doing daily tasks

Causes

Main causes

• A stress echocardiogram looks for reduced blood flow to the heart muscle, which is usually caused by coronary artery disease (narrowing or blockage of the arteries).
• It can also detect problems with the heart valves or the pumping function of the heart that only show up during stress.

Risk factors

• High blood pressure
• High cholesterol
• Diabetes
• Smoking
• Being overweight or obese
• Not getting enough physical activity
• A family history of heart disease, especially at a young age (before 55 for men, before 65 for women)

When to see a doctor

See a doctor urgently if:

• If you have any of the emergency symptoms listed above, call your local emergency number right away.

Book a routine appointment if:

• If you have chest pain, shortness of breath, or other heart-related symptoms that are not severe but keep happening, see your doctor for a consultation.
• If you have risk factors for heart disease and want to check your heart health, ask your doctor if a stress test is right for you.

Diagnosis

A stress echocardiogram is a diagnostic test. Your doctor will refer you for it based on your symptoms, risk factors, and other tests like an ECG (electrocardiogram).

Tests that may be done

• Resting echocardiogram (ultrasound of the heart)
• Stress echocardiogram (ultrasound taken before and after exercise or medication stress)
• Sometimes a standard exercise stress test (with ECG only) first, then if needed, the echocardiogram is added

What to expect at your appointment

During the test, you will have ultrasound pictures taken of your heart while you lie on your side. Then you will exercise on a treadmill or stationary bike (or receive medication that makes your heart work harder). After reaching your target heart rate or when you are too tired to continue, you will quickly lie down again for more ultrasound pictures. The whole appointment usually lasts about an hour. You can go home the same day and resume normal activities unless your doctor says otherwise.

Treatment

If your stress echocardiogram shows a problem, your doctor will talk to you about treatment options based on the cause. Treatment often focuses on managing coronary artery disease or other heart conditions.

Self-care at home

• Eat a heart-healthy diet with plenty of fruits, vegetables, whole grains, and lean protein
• Exercise regularly as your doctor advises
• Quit smoking if you smoke
• Manage stress through relaxation techniques or counseling
• Take any prescribed medications exactly as directed

Medical treatments

Depending on the test results, your doctor may recommend medications to lower blood pressure, reduce cholesterol, prevent blood clots, or control heart rhythm. Other options include procedures like angioplasty (opening blocked arteries with a balloon) or bypass surgery. Your doctor will discuss the best approach for you.

When is surgery considered?

If you have severe blockages in your heart arteries that cannot be managed with lifestyle changes and medications, your doctor may recommend bypass surgery (coronary artery bypass grafting) to create new routes for blood flow.

Living with this condition

If your test shows a heart condition, you will need to follow your treatment plan and have regular follow-up visits with your doctor. Many people with heart disease live full, active lives by making healthy choices and staying on top of their health.

Lifestyle tips

• Follow a heart-healthy diet low in salt, saturated fat, and added sugars
• Aim for at least 150 minutes of moderate exercise per week, as your doctor approves
• Maintain a healthy weight
• Avoid tobacco and limit alcohol
• Get good quality sleep (7-9 hours per night)

Diet and exercise

Your doctor or a dietitian can help you create a meal plan that supports heart health. For exercise, start slowly—even walking 10-15 minutes daily can help. Cardiac rehabilitation programs (supervised exercise and education) are often recommended after a heart event or procedure.

Mental health and emotional wellbeing

Learning that you may have a heart condition can feel scary or overwhelming. It is normal to feel anxious, sad, or worried. Talk to your doctor or a counselor if these feelings affect your daily life. Managing stress is an important part of heart health.

Prevention

You cannot always prevent heart disease, but you can greatly lower your risk by making heart-healthy choices. Controlling blood pressure, cholesterol, and diabetes, staying active, eating well, not smoking, and managing stress all help.

Vaccines

There is no vaccine for heart disease, but getting recommended vaccines like the flu shot and pneumonia vaccine can help prevent infections that might stress your heart.

Screening programmes

If you have risk factors or symptoms, your doctor may recommend a stress echocardiogram to check your heart health early. Regular check-ups and blood tests for cholesterol and blood pressure are key screening tools.

Complications

If left untreated

• Heart attack (myocardial infarction)
• Heart failure (when the heart cannot pump enough blood)
• Irregular heart rhythms (arrhythmias) that can be dangerous
• Worsening chest pain (angina)

Long-term outlook

When heart conditions are found early with tests like a stress echocardiogram, treatment can be very effective. Many people manage their heart disease well with lifestyle changes and medications, and live long, active lives. Your outlook depends on your specific situation, but taking action gives you the best chance for a healthy future.

Find support

International organisations

• World Heart Federation
• American Heart Association

Local organisations

• British Heart Foundation · UK
• Heart and Stroke Foundation · Canada
• National Heart Foundation of Australia · Australia

Helplines

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