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Purpose : Despite improved surgical techniques, pulmonary regurgitation is a common postoperative sequelae in patients with tetralogy of Fallot. Pulmonary regurgitation may induce deterioration of right ventricular performance, right ventricular dilatation and ventricular arrhythmia. The evaluation of the clinical significance of pulmonary regurgitation in postoperative tetralogy of Fallot has been troublesome since there was no technique that could accurately quantitate... |
