图示纤维素性心包炎。许多淡红色弯弯曲曲的呈丝线状的物质为纤维蛋白，在心外膜表面一直延伸到黄*色分泌液中。这类心包炎是肾衰尿毒症、心肌梗死以及急性风湿性心脏炎的表现。
This diagram depicts the appearance of a fibrinous pericarditis. The red-pink squiggly lines extending from the epicardial surface into the yellow fluid represent the strands of fibrin. This type of pericarditis is typical of uremia with renal failure, underlying myocardial infarction, and acute rheumatic carditis.