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.
Cohort-based whole exome and whole genome sequencing and copy number variant (CNV) studies have identified genetic etiologies for a sizable proportion of patients with cerebral palsy (CP). These findings indicate that genetic mutations collectively comprise an important cause of CP.
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.
To give you an idea about genetic variation between each of us, there are about three million differences in our genetic code. They go to influence the color of our hair and the color of our eyes, the way we walk.