Pericarditis is inflammation of the sac around the heart, called the pericardium. If pericarditis becomes chronic, it can lead to pericardial effusion. This is when the pericardium fills with fluid.
Pericarditis is inflammation of the tissue around the heart, or pericardium. The pericardium holds the heart in place and helps it function. People with chronic pericarditis require ongoing rest and ...