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Complications could include:
Constrictive pericarditis is chronic (long-term) inflammation of the pericardium. The pericardium is the sac-like membrane that surrounds the heart. Inflammation to this part of the heart causes scarring, thickening, and muscle tightening (contrac...
Cardiac tamponade is a serious medical condition in which fluids fill the space between the sac around the heart and the heart muscle, creating pressure. Symptoms include anxiety, short breath, fainting, and more.
An abnormal heart rhythm (arrhythmia) is a change in the heart's beating pattern. There are many different types with different causes and effects. Possible symptoms are feeling faint, chest pain, and sweating.
An arrhythmia occurs when electrical impulses, which direct and regulate heartbeats, don't function properly. Heart arrhythmias are common and usually harmless.