Ventricularization of the atrialized chamber: A concept of Ebstein's anomaly repair  Michael V. Ullmann, MD, Sabine Born, MD, Christian Sebening, MD, Matthias.

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Presentation transcript:

Ventricularization of the atrialized chamber: A concept of Ebstein's anomaly repair  Michael V. Ullmann, MD, Sabine Born, MD, Christian Sebening, MD, Matthias Gorenflo, MD, Herbert E. Ulmer, MD, Siegfried Hagl, MD  The Annals of Thoracic Surgery  Volume 78, Issue 3, Pages 918-924 (September 2004) DOI: 10.1016/j.athoracsur.2004.02.134

Fig 1 Intraoperative situs (top) photograph, (middle) schematic illustration of (top) from the surgeon's view, and schematic cross-sectional view (bottom, posterior tricuspid leaflet not indicated) indicating the typical features of Ebstein's anomaly in a 37-year-old patient with downward displacement of the septal tricuspid leaflet (top, middle, bottom) and posterior tricuspid leaflet (top, middle), forming the atrialized ventricle (middle, arrow) and partial adherences of the anterior tricuspid leaflet (bottom). (PA = pulmonary artery; RA = right atrium.) The Annals of Thoracic Surgery 2004 78, 918-924DOI: (10.1016/j.athoracsur.2004.02.134)

Fig 2 Same patient illustrated in Fig 1. Intraoperative situs (top) photograph, (middle) schematic illustration of (top) from the surgeon's view, and schematic cross-sectional view (bottom) indicating ventricularization by reimplantation of the detached septal tricuspid leaflet (STL) (top, middle, bottom, arrow on the left side) and posterior tricuspid leaflet (PTL) (top, middle) at the atrioventricular junction (suture lines [middle] and detachment of adherences of the anterior tri-cuspid leaflet (ATL) [bottom, two arrows on the right side]). (CS = coronary sinus.) The Annals of Thoracic Surgery 2004 78, 918-924DOI: (10.1016/j.athoracsur.2004.02.134)

Fig 3 Same patient illustrated in Fig 1. Intraoperative situs (top) photograph, (middle) schematic illustration of (top) from the surgeon's view, and schematic cross-sectional view (bottom) indicating the final result of Ebstein's anomaly repair after valvuloplasty creating a monocuspid valve using the anterior tricuspid leaflet (ATL) and parts of the posterior tricuspid leaflet (PTL) with combined ventricularization of the atrialized ventricle after orthotopic transposition of the septal tricuspid leaflet (STL) and parts of the PTL. The arrow indicates the pledgeted suture positioned to reinforce the running fixation suture of the transposed STL and PTL. (CS = coronary sinus.) The Annals of Thoracic Surgery 2004 78, 918-924DOI: (10.1016/j.athoracsur.2004.02.134)

Fig 4 Final result of Ebstein's anomaly repair in a 6-year-old patient after creation of a bicuspid atrioventricular valve using the anterior tricuspid leaflet (ATL) and posterior tricuspid leaflet (PTL) with combined ventricularization of the atrialized ventricle after orthotopic transposition of the septal tricuspid leaflet (STL) and PTL. The arrow indicates the pledgeted suture positioned to reinforce the running fixation suture of the transposed STL and PTL. The Annals of Thoracic Surgery 2004 78, 918-924DOI: (10.1016/j.athoracsur.2004.02.134)

Fig 5 Final result of Ebstein's anomaly repair in a 14-year-old patient after creation of a monocuspid valve using the anterior tricuspid leaflet and parts of the posterior tricuspid leaflet (PTL) with combined ventricularization of the atrialized ventricle after orthotopic transposition of the septal tricuspid leaflet (STL) and parts of the PTL. The arrows indicate the pledgeted sutures positioned to reinforce the running fixation suture of the transposed STL and PTL. The Annals of Thoracic Surgery 2004 78, 918-924DOI: (10.1016/j.athoracsur.2004.02.134)

Fig 6 Preoperative two-dimensional echocardiogram (apical four-chamber view) of a 5-year-old patient diagnosed with Ebstein's anomaly exhibiting apical displacement of the tricuspid valve (TV) (arrow), atrialized right ventricle (aRV), and enlarged right atrium (RA). (LA = left atrium; LV = left ventricle; MV = mitral valve; RV = right ventricle.) The Annals of Thoracic Surgery 2004 78, 918-924DOI: (10.1016/j.athoracsur.2004.02.134)

Fig 7 Postoperative two-dimensional echocardiogram (apical four-chamber view) of the same patient as in Figure 6 after Ebstein's anomaly repair depicting normalization of right ventricular geometry after ventricularization of the former atrialized right ventricle (RV) with transposition of the tricuspid valve (TV) at the level of the true tricuspid annulus. Color Doppler indicates mild right atrioventricular valve regurgitation. (LV = left ventricle; MV = mitral valve; RA = right atrium.) The Annals of Thoracic Surgery 2004 78, 918-924DOI: (10.1016/j.athoracsur.2004.02.134)

Fig 8 Graph illustrating the significant improvement of actual tricuspid valve function after Ebstein's anomaly repair compared with preoperative findings (p < 0.0001; circle = median, error bars = standard deviation). (FU = follow-up; TI = tricuspid insufficiency.) The Annals of Thoracic Surgery 2004 78, 918-924DOI: (10.1016/j.athoracsur.2004.02.134)