Mitral Valve InsufficiencyMitral ValveAortic Valve InsufficiencyLupus Erythematosus, SystemicTricuspid Valve InsufficiencyPulmonary Valve InsufficiencyMitral Valve ProlapseVenous ValvesAortic ValveHeart Valve DiseasesMitral Valve StenosisHeart Valve Prosthesis ImplantationCardiac Surgical ProceduresHeart Valve ProsthesisMitral Valve AnnuloplastyLupus NephritisHeartChordae TendineaeAortic Valve StenosisTreatment OutcomeAdrenal InsufficiencyTricuspid ValveAntibodies, AntinuclearBioprosthesisPulmonary ValveHeart RateRheumatic Heart DiseaseEchocardiographyVenous InsufficiencyRenal InsufficiencyEchocardiography, TransesophagealAutoantibodiesExocrine Pancreatic InsufficiencyEchocardiography, Three-DimensionalCardiac Valve AnnuloplastyPlacental InsufficiencyEndocarditisHeart Defects, CongenitalPhonocardiographyEndocarditis, BacterialHeart FailureEchocardiography, Doppler, ColorHeart DiseasesHeart AtriaSeverity of Illness IndexLupus Vasculitis, Central Nervous System