Results
In 39 patients 66 unifocalization procedures were performed. Early
mortality was 5%. Seven patients were considered not suitable for
correction, four of them died. One patient is awaiting further
correction. Correction was done successfully in 28 patients. Operative
mortality was 3% and late mortality 11%. Median follow-up after
correction was 19 years. Eleven patients needed homograft replacement.
Freedom from conduit replacement was 88%, 73% and 60% at 5, 10 and 15
years respectively. Right ventricular function was reasonable or good in
75 % of the patients.