Ad you may be interested in. And the space above the false vocal folds is referred to as the laryngeal vestibule. Get access to 30 million figures. Video fl uoroscopic evaluation of the oral and pharyngeal stages of swallowing was performed with the subject in the seated position and the swallowing mechanism viewed in the lateral plane. Their tops the part of the vocal folds seen with endoscopy can approximate one another at the midline as occurs during speech or coughing and swallowing or separate from one another as occurs during inhalationbut their bottoms are anchored to the round and fixed base of the cricoid cartilage, like stakes holding down a tent whose top opens and closes. We compared PA scale scores of thin-liquid swallows of two groups of patients—15 with stroke and 16 after treatment for head and neck cancer—to a healthy cohort.
Five other studies,  that used the VFSS to assess the swallowing in PD patient, were found in this literature review.
A penetration-aspiration scale