Ring chromosome 9 syndrome

Ring chromosome 9 syndrome is an autosomal anomaly characterized by variable clinical features, most commonly including developmental delay, some degree of intellectual disability, facial dysmorphism, microcephaly, congenital heart anomalies, and variable genital, limb and skeletal anomalies.

Protruding tongue

Tongue extending beyond the alveolar ridges or teeth at rest.


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PMID (PMCID)
17526969
 MALE Infant
Ring chromosome 9 in a dysmorphic child.
Sheth J, Joshi R, Sheth F.
Indian J Pediatr. 2007;74(5):507-8.
An eight-mth-old boy, presenting with broad and dark eyebrows with protruding tongue, microcephaly, short stature and failure to thrive was found to have ring chromosome 9.