系统病理学 (6)
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Morphology mitral valves aortic valves both mitral and aortic valves
Morphology
Subacute endocarditis caused by Streptococcus viridans on a previously myxomatous mitral valve
Morphology
Acute endocarditis caused by Staphylococcus aureus on a congenitally bicuspid aortic valve
Morphology
Clinical features
fever splenomegaly murmurs
Infective endocarditis
Clinical case
Woman 38 years-old Heart failure Sepsis
Clinical case vegetations
Definition
Infective endocarditis is serious infection of the valvular and mural endocardium caused by different forms of microorganisms and is characterized by typical infected and friable vegetations.
Clinical features
Clinical features
positive blood cultures echocardiographic findings
Etiology
bacteria (bacterial endocarditis ) streptococci and staphylococci
fungi rickettsiae chlamydia
Pathogenesisຫໍສະໝຸດ Baidu
conditions initiating transient bacteraemia or septicaemia underlying heart disease impaired host defenses