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.
A. Spontaneous Premature Atrial Complex (PAC*) Initiates AF in the Milieu of APD Alternans at relatively slow rates. This happened multiple times in this patient at various rates. B. Failure to Initiate AF: APD Alternans Quenches that slowed atrial rate and prevented AF initiation.
