Dysarthria is a motor speech disorder that affects how clear and understandable a person’s speech is. Between 50-90% of people with CP have dysarthria.
Oropharyngeal dysphagia, or OPD, is an impairment of the oral or pharyngeal phases of the swallow. This can impair muscle movements and coordination of the mouth, such as the lips, tongue, jaw, cheeks, palate, and also muscles of the pharynx and the entry to the airway.