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Figure 7 Time-Velocity Curves in a 6-Year-Old Girl With Repaired Anomalous Pulmonary Venous Connection

The unobstructed right upper pulmonary vein demonstrates the usual post-operative changes in flow pattern including a higher diastolic wave (d) than the early (es) and late (ls) systolic peaks. A reversed flow peak (asterisk) is seen in early systole as the mitral valve closes toward the stiff left atrium.