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.
Cricopharyngeal (CP)-sphincter electromyogram (EMG) and patients with Parkinson’s disease (PD). In one of the two patients with PD but without dysphagia, the CP sphincter is normal (A), but in the second PD patient with dysphagia, the CP-EMG pause and the pharyngeal phase of the submental EMG are prolonged (B and C)[12].
