Endocarditis, Subacute BacterialEndocarditis, BacterialEndocarditisStreptococcus sanguisStreptococcal InfectionsHeart Valve DiseasesHeart ValvesHeart Valve ProsthesisViridans StreptococciStaphylococcal InfectionsAortic ValveStreptococcusBordetella aviumAbscessSurgery, OralMitral ValveStaphylococcus hominisSplenic DiseasesAneurysm, InfectedAnti-Bacterial AgentsAortic Valve InsufficiencyTeicoplaninGram-Positive Bacterial InfectionsTricuspid ValveHeart Valve Prosthesis ImplantationStaphylococcusAntibiotic ProphylaxisEchocardiographyMyocytes, CardiacPenicillin GPenicillinsHeart Septal Defects, VentricularEchocardiography, TransesophagealRheumatoid FactorStreptomycinArthritis, InfectiousRabbitsStaphylococcus aureusCardiac OutputCardiac Surgical ProceduresProsthesis-Related InfectionsHeartPostoperative ComplicationsArrhythmias, CardiacEnterococcus faecalisDeath, Sudden, Cardiac