true sulcus vocalis

true sulcus vocalis

a depression in the mucous membrane of the free edge of the true vocal fold due to adherence of the epithelium to the vocal ligament owing to absence of the lamina propria.
References in periodicals archive ?
True sulcus vocalis results from scarring of the surface epithelium to the underlying vocal ligament as a result of loss or absence of the loose layer in between, known as the superficial lamina propria.