Complete excision of secondary chordae of the anterior mitral leaflet as an adjunct in surgical management of hypertrophic obstructive cardiomyopathy.

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Complete excision of secondary chordae of the anterior mitral leaflet as an adjunct in surgical management of hypertrophic obstructive cardiomyopathy in pediatric patients A. Aharonyan, MD, H.G. Zohrabyan, MD, PhD, V. Manukyan, MD, PhD, H. Hovaguimian, MD, FACS The Journal of Thoracic and Cardiovascular Surgery Volume 122, Issue 4, Pages 815-816 (October 2001) DOI: 10.1067/mtc.2001.115693 Copyright © 2001 American Association for Thoracic Surgery Terms and Conditions

Fig. 1 A, Preoperative parasternal long-axis view in patient 1. Notice the contribution of the secondary chordae of the MV in the LVOT obstruction. B, Postoperative parasternal long-axis view in late systole in patient 1. Notice the convex shape of the MV anterior leaflet, no SAM, and wide LVOT. MVAL , Mitral valve anterior leaflet; MVPL , mitral valve posterior leaflet; IVS , interventricular septum; Ao , aorta; LA , left atrium; PM , papillary muscles; SC , secondary chordae; PC , primary chordae; PM , papillary muscles; CP , mitral valve leaflet coaptation point. The Journal of Thoracic and Cardiovascular Surgery 2001 122, 815-816DOI: (10.1067/mtc.2001.115693) Copyright © 2001 American Association for Thoracic Surgery Terms and Conditions