The heart is covered with a double-walled membrane called the pericardium

The heart is covered with a double-walled membrane called the pericardium. The pericardium functions in protecting the heart, anchoring the heart to its surrounding structures and by preventing the heart to be overfilled with blood. Pericarditis describes a condition whereby the pericardium is inflamed therefore cannot perform its functions properly. In most cases pericarditis ultimately resolves itself without treatment and can be treated within a few weeks nevertheless, it may occur again and if its symptoms continue for more than 6-12 months it is considered chronic. Chronic inflammation of the pericarditis results in disfiguring which prevents the heart from beating at its usual pace requiring surgery to be done

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