4 meanings of USMLE acronym and USMLE abbreviation. Get the Medical definition of USMLE by All Acronyms dictionary. Top Definition: United States Medical Licensing Exam In Medical dictionary category.
Pericarditis Definition. Inflammation of the lining around the heart (the pericardium) that causes chest pain and accumulation of fluid around the heart (pericardial effusion). There are many causes of pericarditis, including infections, injury, radiation treatment, and chronic diseases. SOURCE: MedTerms.
Pericarditis is swelling and irritation of the pericardium, the thin sac-like membrane surrounding your heart. Pericarditis often causes chest pain and sometimes other symptoms.