Speech Disability inside Off Syndrome: An assessment

This feedback summarizes search towards conditions away from message development into the Off disorder (DS) to the purposes of telling scientific qualities and you can at the rear of upcoming search.


Writeup on the fresh new literature are considering online searches having fun with MEDLINE, Bing Student, PsycINFO, and you can HighWire Press, and additionally planning from resource directories inside the retrieved files (and additionally on the web sources). Search terms emphasized services related to sound, articulation, phonology, prosody, fluency, and you may intelligibility.


The next findings have to do with five significant regions of opinion: sound, message songs, fluency and you will prosody, and you can intelligibility. The original significant town try voice. Even in the event a great amount of studies have claimed toward vocal abnormalities within the DS, significant concerns are concerning character and you will frequency of your phonatory infection. Outcome of perceptual and you can acoustic research has come mixed, making it hard to draw firm conclusions or even to identify delicate procedures to possess upcoming investigation. Another biggest area is actually address musical. Articulatory and you can phonological studies show you to speech habits inside DS is actually a mixture of defer creativity and mistakes not seen in normal advancement. Put off (i.e., developmental) and you can disordered (we.elizabeth., nondevelopmental) models is actually evident because of the period of in the three years, even when DS-associated abnormalities possibly come earlier, even yet in kids babbling. The next biggest area is actually fluency and prosody. Stuttering and you can/otherwise cluttering take place in DS within prices out of 10%–45%, compared to throughout the step 1% in the general people. Look in addition to points to high interruptions from inside the prosody. The newest last big town are intelligibility. Education constantly inform you marked constraints in this field, but simply recently contains the lookup moved past easy score bills.


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(2009). Phonological accuracy and you will intelligibility for the connected speech regarding males having fine X disorder or Off syndrome. Log out-of Speech, Code, and you may Hearing Research, 52, 1048–1061.

(2006). An assessment away from dental construction and oral-motor function within the more youthful guys that have fine X problem and you can Down disorder. Diary from Speech, Words, and you may Hearing Research, forty two, 903–917.

(1983). A great noninvasive acoustic means having fun with volume perturbations and you will desktop-made singing-region shapes. Record of Speech and you may Hearing Search, twenty-six, 304–314.

(1976). An analysis of anatomic differences in human trisomy centered on dissections of 21- and you may 18-trisomes. (Unpublished doctoral dissertation). College from Wisconsin-Madison

(1980). Anatomical analysis of the developmental effects of aneuploidy in the boy: Brand www.datingranking.net/es/citas-con-perros-es/ new Off syndrome. American Journal out of Scientific Family genes, 5, 399–420.

(2007). Metric research of one’s hard palate in children with Off problem: A relative studies. Off Disorder Research and exercise, twelve, 55–59.

(1988). What experience of kids with Down’s disorder old a dozen to help you sixteen age. Guy Code Practise and you will Therapy, 4, 311–324.

(2009). For the dating between palate contour and articulatory decisions. The brand new Log of your own Acoustical People regarding The united states, 125, 3936–3949.

(2002). Message production errors inside the adults which have and you may in the place of Off problem following the spoken, composed, and you may graphic cues. Developmental Neuropsychology, 21, 157–172.

(2011). A review out-of articulatory doing work place town in the vowel creation of people that have Off disorder. Medical Linguistics Phonetics, twenty-five, 321–334. doi:47

(2007). Phonetic intelligibility review into the grownups that have Down disorder. Off Problem Look Routine: The latest Log of one’s Sarah Duffen Heart/School out-of Portsmouth, several, 230–239.

(1999). Phonological awareness feel inside four-year-old United kingdom children: A review and normative study. Internationally Log away from Language and you can Correspondence Problems, 34, 311–335.

(2003). A four-year longitudinal study of palatal plate medication in kids having Off syndrome: Effects into oral system mode, articulation and communications choices. Acta Odontologica Scandinavica, 61, 39–46.