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 an inflammation of the pericardium, which is a thin, two-layered, fluid-filled sac that covers the outer surface of the heart Pericarditis develops suddenly and may last up to several months.ericarditis is an inflammation of the pericardium, which is a thin, two-layered, fluid-filled sac that covers the outer surface of the heart Pericarditis develops suddenly and may last up to several months.