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.
Kaplan-Meier analyses of developing persistent constrictive pericarditis in patients with or without initial pericardial constriction (A), and in patients with echogenic pericardial effusion (PE) or echo-free PE (B). PE: pericardial effusion.
