Fig. 5.
Findings of electrophysiologic study in a patient with XR EDMD (case 1). Electrophysiologic study shows no electrical signal in the right upper atrium. Junctional escape beats are noted.
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.