Infectious neoplasm
The basic pathological change of infective endocarditis is the attachment of neoplasms composed of platelets, fibrin, red blood cells, white blood cells and infectious pathogens on the surface of the heart valve. Infective endocarditis (infective endocarditis) refers to the inflammation of heart valve or ventricular wall endometrium caused by direct infection by bacteria, fungi and other microorganisms (such as virus, rickettsia, chlamydia, spirochadium, etc.). Non-infective endocarditis caused by rheumatic fever, rheumatoid, systemic lupus erythematosus, etc. This disease was called bacterial endocarditis in the past, but it is not used because it is not comprehensive enough. Typical clinical manifestations of infective endocarditis include fever, murmur, anemia, embolism, skin lesions, splenomegaly, and positive blood culture.
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