When these sound waves bounce back, they can create an image of the inside of your body.Like other types of stroke, a basal ganglia stroke can happen in different ways for different reasons. Carotid ultrasoundĪ carotid ultrasound scan can help show if there's any narrowing or blockages in the neck arteries leading to your brain.Īn ultrasound scan involves using a small probe (transducer) to send high-frequency sound waves into your body. This may be done again after you go home by having you wear a small device attached to your skin for at least 3 days. While you're in a stroke unit, the team may put a heart monitor on you to look for abnormal heart rhythms such as atrial fibrillation. This involves having an ultrasound probe moved across your chest (transthoracic echocardiogram) or occasionally down your gullet (oesophagus). This type of scan can produce images of your heart. EchocardiographyĪnother type of ultrasound scan called an echocardiogram. Atrial fibrillation can increase your risk of stroke and TIAs. Electrocardiogram (ECG)Īn electrocardiogram (ECG) measures your heart's electrical activity using electrodes (small, sticky patches) on your skin.Īn ECG can detect abnormal heart rhythms, which may be a sign of conditions like atrial fibrillation (where your heart beats irregularly). There may be further tests on the heart and blood vessels to confirm what caused your stroke. The type of scan you may have depends on your symptoms. The 2 main types of scan used to assess the brain in people who have had a suspected stroke are: ![]() This is why a stroke is a medical emergency and you should phone 999 if you think someone is having a stroke.
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