inflammation in these patients. [acc.org]

Launbjerg J, Fruergaard P, Hesse B, Jørgensen F, Elsborg L, Petri A (1996) Long-term risk of death, cardiac events and recurrent chest pain in patients with acute chest pain of different origin. Cardiology 87:235–240 CrossRef 2. [springermedizin.de]

Launbjerg J, Fruergaard P, Hesse B, Jørgensen F, Elsborg L, Petri A (1996) Long-term risk of death, cardiac events and recurrent chest pain in patients with acute chest pain of different origin. Cardiology 87:235–240 CrossRef Google Scholar 2. [link.springer.com]

Proposed diagnostic criteria for recurrent pericarditis include recurrent chest pain and 1 or more of the following signs: fever, pericardial friction rubs, electrocardiographic changes, echocardiographic evidence of new or worsening pericardial effusion [revespcardiol.org]

After a mean follow-up of 61 months, the complication rate was 3.5% cardiac tamponade and 0% constrictive pericarditis and left ventricular dysfunction. [ncbi.nlm.nih.gov]

Possible noninvasive clues for autoimmunity are antinuclear (3) or antiheart (4) antibodies (50% of adults), dry eyes, arthralgias, and a subacute course. [onlinejacc.org]