👉 The term "pleuropericardial" is a medical term used to describe the condition of the pericardium, which is a protective layer that covers the heart and other organs. It is often associated with infections or inflammation in the pericardium, as it can cause pain, swelling, and fever. The pleuropericardial system is made up of two layers: the pericardium (the outermost layer) and the pericardial sac (