Fig. 4. All patients with echocardiographic follow-up through three years demonstrated complete ductal occlusion with no residual shunt.
At six-month follow-up there was one patient with a significant residual shunt.
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.