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During the period of 2 years, between January 1986 and December 1987, 36 patients, aged 2 years
to 18 years, with congenital pulmonary valve stenosis(PVS) (with peak systolic transvalvar gradient
over 30 mmHg) underwent percutaneous transluminal balloon valvuloplasty(TBV) at Sejong General
Hospital m Korea.
Of a group of 36 patients, 26 were treated successfully by the conventional balloon valve dilatation
technique, and 6 were treated... |