Electrocardiogram (ECG)

To find out how well your heart is working, your doctor may ask you to have an electrocardiogram (ECG). Learn more about it and why you may need an ECG.

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Long QT syndrome

Long QT syndrome (LQTS) is a disorder of the heart's electrical system that can cause fast, chaotic heartbeats, called arrhythmias.

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Aortic valve replacement

The aortic valves in the heart keep blood flowing in the correct direction. Learn how to prepare for an aortic valve replacement and what to expect.

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Brugada syndrome

This condition can disrupt the rhythm of your heart. It can cause palpitations, fainting or, in serious cases, cardiac arrest.

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Angiogram

An angiogram is a test used to help detect abnormal blood vessels, clots and other problems. Learn more about angiograms including what to expect.

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Pericarditis

Pericarditis is a serious condition caused by inflammation of the thin sheath around the heart. Read more about pericardititis symptoms, treatment and causes.

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Cardiac enzymes

Cardiac enzyme tests can check whether the heart muscle is damaged, and indicate if a person has had a heart attack.

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Costochondritis

Costochondritis is an inflammation in the cartilage that joins your ribs to your breastbone. If you have costochondritis, learn how you can reduce the pain.

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Heart murmur

Heart murmurs are extra sounds made by the heart. Some heart murmurs are serious, some are not — here's what you need to know.

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Noonan syndrome

Children with Noonan syndrome may have odd facial features, restricted growth and heart defects, but most, with therapy, go on to lead normal lives.

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Aortic coarctation

This is a heart condition in which a section of the aorta, an important blood vessel, is narrowed. Aortic coarctation mainly affects newborn babies.

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Endocarditis

This rare but potentially fatal condition is caused by infection of the inner lining of the heart. A quick diagnosis of endocarditis is vital.

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Cardiac catheterisation

Cardiac catheterisation ('cardiac cath' or 'heart cath’) is a common procedure that lets cardiologists examine or treat the heart and arteries.

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Atrial fibrillation

Atrial fibrillation (when part of the heart ‘quivers’ rather than beating normally) could lead to a stroke. Know the symptoms and decrease your risk.

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Aortic stenosis

Aortic stenosis occurs when the aortic valve, a one-way door leading out of the heart, narrows — making it hard for the heart to pump blood through.

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Should I be tested for heart disease?

Understanding your risk of heart disease can help you take steps to reduce your risk and protect your heart. Find out more about heart disease risks and how heart disease tests are carried out.

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Bradycardia

Bradycardia is a slower than normal heart rate, which can lead to a range of symptoms such as feeling faint, tired or short of breath.

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Pulmonary hypertension

Pulmonary hypertension is a condition caused by changes to the arteries in your lungs that can damage your heart. Read more here about the causes, symptoms and treatment of pulmonary hypertension.

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Heart arrhythmias

Heart arrhythmias are irregular heartbeats. The heart can beat too fast, too slow or irregularly — learn how to recognise the symptoms here.

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Heart palpitations

If you become suddenly aware of your heartbeat, especially if it's faster or harder, you could be having palpitations. Learn how to spot the signs and the causes of heart palpitations.

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Angina

Caused by insufficient blood flow to the muscles of the heart, angina usually presents as chest pain. Here's how to recognise the signs of angina.

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Pulmonary embolism

A pulmonary embolism is a blockage in the arteries that supply blood to the lungs, caused by one or more blood clots. Here's how to spot the signs.

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Wolff-Parkinson-White syndrome

Wolff-Parkinson-White syndrome is a possible cause of tachychardia (occasional or frequent episodes of very fast heartbeats). Learn more here.

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Implantable cardioverter defibrillators

An ICD, sometimes called an ACID (automated implantable cardioverter defibrillator), may be needed if you have an abnormally fast or irregular heartbeat.

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Emphysema

Emphysema is a progressive lung disease usually caused by cigarette smoking. It causes shortness of breath and coughing. Read more about emphysema symptoms, causes and treatments.

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Congenital heart disease

Congenital heart disease is a birth defect, occurring when a baby is born with a heart that hasn’t formed properly. Some forms of the condition are uncomplicated; others can be very serious. Learn about the differences here.

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Tachycardia

Tachycardia is a condition where the heart beats at a faster rate than normal (usually more than 100 beats per minute).

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Coronary heart disease and atherosclerosis

Coronary heart disease (CHD), also known as ‘ischaemic heart disease’, is the most common form of heart disease. Learn how to reduce your risk.

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Heart attack

Acting fast when you notice the warning signs of a heart attack could save your life — or someone else's. Here's how to recognise the symptoms.

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Heart failure

Heart failure is a condition where the heart struggles to pump enough blood. The diagnosis can be overwhelming, but it is possible to live with this condition.

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