From: Ebstein's Anomaly: Anatomo-echocardiographic correlation
Right ventricular region | Morphological finding | N = 30 | |
---|---|---|---|
Inflow Tract | Degree of tethering | I II III | 5 10 15 |
Tricuspid dysplasia | 30 | ||
Dilatation of the anatomic atrioventricular ring | Mild Moderate Severe | 10 5 15 | |
Functional tricuspid opening | Low Dilated stenotic | 30 15 15 | |
Ventricular wall | Aneurysmal sac Normal | 27 3* | |
Trabecular Portion | Uncovered | 100% | 5 |
Covered by leaflet tethering | 25% 50% 100% | 10 5 10 | |
Anomalous apical muscular bands | 30 | ||
Outflow tract (infundibulum) | Normal Stenotic Dilated | 5 5 20 | |
Pulmonary Valve | Normal Stenosis Atresia | 20 5 5 | |
Associated Abnormalities | ASD (Ostium secundum) | 20 | |
Patent foramen ovale | 5 | ||
ASD + VSD | 5 | ||
Cleft mitral valve | 1 | ||
Moderator band in left ventricle | 1 | ||
Transposition of great vessels* | 2 | ||
Right ventricular double outlet* | 1 |