Figure 4. Two-dimensional TTE, apical 4-chamber view with color flow Doppler, systolic phase, demonstrates a large ASD (arrow) with a longitudinal diameter of 15.6 mm.
TTE: Transthoracic echocardiography; ASD: Atrial septal defect.
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.