Theodoros, D.G., Murdoch, B.E., & Stokes, P. (1995). Variability in the perceptual and physiological features of dysarthria following severe closed head injury: an examination of five cases. Brain Injury, 9(7), 671-696. Type of Study Case studies Subjects 5 males; ages 25-36 Diagnoses TBI Speech Condition Wide range of dysarthria types and severity Purpose To more fully describe the perceptual speech features an pathophysiological bases in dysarthria following TBI Methods Respiratory assessment-spirometric and kinematic techniques Phonatory assessment-electrolaryngography (Laryngograph) and airflow measurement system (Aerophone11) Velopharyngeal assessment-accelometric technique which produced a nasality index (the Horii Oral Nasal Coupling Index [HONC] Articulatory assessment-measuremnt of lip and tongue strength, endurance, and rate of repetitive movements using strain-guage and pressure transduction systems Results Differential subsystem impairment in dysarthria following TBI Chart summarizing each subject's perceptual and physiological profiles representing a range in severity and type of dysarthria Treatment Implications Individually designed therapy programs based on perceptual and physiological assessment   Assessment Treatment Speech Characteristics Books and Book Chapters Instruments Other Links Search Home   To return to the Abstract References, click on Assessment , Treatment  , or Speech Characteristics or use your browser to go Back.