A 45-year-old member asked:
What chromosomes cause the genetic disorder achondroplasia?
1 doctor answer • 3 doctors weighed in

Dr. Edward Kuhnleyanswered
Child Psychiatry 47 years experience
FGFR3 gene: Achondroplasia is a mutation in the fibroblast growth factor receptor 3, which is an inhibitor that regulates bone growth. In cases of achondroplasia, the fgfr3 gene is too aggressive, negatively impacting bone growth.
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5.5k viewsReviewed >2 years ago

Dr. Richard Roberts commented
Pediatrics 48 years experience
most are new mutations, associated with older paternal age
Aug 21, 2015
Last updated Aug 21, 2015
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