An official website of the United States government
Here's how you know
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.
Examples of LV volume over time throughout the cardiac cycle from 0 to 100% of the RR interval, obtained in a normal control subject (left) and a patient with SCD (right). See text for details.