title: Severe mitral regurgitation caused by annular abscess fistulating into the left atrium.
authors.forename: P-S
authors.initials: PS
authors.lastname: Wong
authors.forename: H
authors.initials: H
authors.lastname: Yang
authors.forename: L H
authors.initials: LH
authors.lastname: Ling
mesh_terms: D000038:Abscess / Q000150:complications* / Q000000981:diagnostic imaging; D000293:Adolescent; D017548:Echocardiography, Transesophageal; D004697:Endocarditis, Bacterial / Q000000981:diagnostic imaging*; D005260:Female; D006325:Heart Atria; D006341:Heart Rupture / Q000000981:diagnostic imaging; D006801:Humans; D008944:Mitral Valve Insufficiency / Q000000981:diagnostic imaging / Q000209:etiology*; D013203:Staphylococcal Infections; D016157:Vascular Fistula / Q000150:complications*