Pericarditis is inflammation (swelling) of the pericardium, which is the fluid-filled sac surrounding your heart.
Our Health A-Z contains more information on Pericarditis.
Supraventricular tachycardia (SVT) is the name given to an abnormality of heart rhythm, characterised by a fast heartbeat.
Our Health A-Z contains more information on SVT.
Important: Our website provides useful information but is not a substitute for medical advice. You should always seek the advice of your doctor when making decisions about your health.
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