title: [Echocardiography in differential diagnosis of causes of mitral valve insufficiency].
mesh_terms: D003937:Diagnosis, Differential; D004452:Echocardiography; D006333:Heart Failure / Q000175:diagnosis*; D006801:Humans; D008944:Mitral Valve Insufficiency / Q000175:diagnosis / Q000209:etiology*; D008945:Mitral Valve Prolapse / Q000175:diagnosis*; D012214:Rheumatic Heart Disease / Q000175:diagnosis*
vernacular_title: Zastosowanie echokardiografii do róznicowania przyczyn niedomykalności zastawki dwudzielnej.