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.
In the less advanced LV dysfunction group, the values of filtered QRS (f‐QRS), low amplitude signals <40 μV (LAS40) were significantly increased and the values of root mean square voltage of the terminal 40 ms (RMS40) was significantly decreased after steroid therapy compared to those at baseline.
