title: Myxoma of the mitral valve diagnosed by echocardiography.
mesh_terms: D000293:Adolescent; D004452:Echocardiography; D005260:Female; D006338:Heart Neoplasms / Q000175:diagnosis*; D006801:Humans; D008875:Middle Aged; D008943:Mitral Valve; D009232:Myxoma / Q000175:diagnosis*