![]() The machine records the tiny electrical signals produced by your heart each time it beats. Small discs called electrodes are stuck onto your arms, legs and chest and connected by wires to an ECG machine. If your doctor thinks you might have WPW syndrome after assessing your symptoms, they'll probably recommend having an electrocardiogram (ECG) and will refer you to a heart specialist (cardiologist).Īn ECG is a test that records your heart's rhythm and electrical activity. It just seems to occur randomly in some babies, although rare cases have been found to run in families. The extra electrical connection is caused by a strand of heart muscle that grows while the unborn baby is developing in the womb. ![]() This means the signals travel round and round in a loop, causing episodes where the heart beats very fast. In WPW syndrome, there's an extra electrical connection in the heart, which allows electrical signals to bypass the usual route and form a short circuit. This is controlled by electrical signals. They then relax, allowing the heart to fill with blood again. When the heart beats, its muscular walls contract (tighten and squeeze) to force blood out and around the body. If you've been diagnosed with WPW syndrome and you experience an episode, first try the techniques you've been taught or take any medication you've been given.ĭial 999 or go to your nearest accident and emergency (A&E) department if these measures don't stop the episode within a few minutes, or if someone you know has WPW syndrome and collapses or faints. someone passes out (faints) and doesn't regain consciousness.you have chest pain and other symptoms like feeling sick, being sick (vomiting), shortness of breath or sweating.you have chest pain that lasts more than 15 minutes – you may also have pain in your arms, back or jaw.your heartbeat doesn't go back to normal in a few minutes.It's important to get it checked out in case it could be something serious. See a GP if you keep getting a fast or noticeable heartbeat ( palpitations). They normally occur randomly, without any identifiable cause, but they can sometimes be triggered by strenuous exercise or drinking a lot of alcohol or caffeine. ![]() Some people may have episodes on a daily basis, while others may only experience them a few times a year. How often they occur varies from person to person. These episodes can last for seconds, minutes or hours.
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