Constrictive pericarditis is a rare disorder that occurs when the thin sac that surrounds and protects the heart becomes stiff and thick, limiting the heart’s ability to pump blood. Symptoms may ...

Common causes of constrictive pericarditis include prior heart surgery, a history of radiation therapy, infections such as tuberculosis, chest injury, and other possible factors. Constrictive ...

Lupus can cause inflammation of the pericardium, the lining around your heart. Depending on the severity of your symptoms, treatments range from over-the-counter pain relievers to surgery. Systemic ...