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| Vinay Goyal - pre-operative heart 1 - Patent foramen ovale 2 - Nearly atretic (or small) pulmonary valve 3 - Right ventricular hypertrophy 4 - Blalock-Taussig shunts 5 - Ventricular septal defect (with overriding aorta) 6 - Right ventricular outflow tract obstruction (Subvalvular muscular obstruction) |