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Definition

An autosomal recessive form of otospondylomegaepiphyseal dysplasia, a disorder characterized by sensorineural deafness, enlarged epiphyses, mild platyspondyly, and disproportionate shortness of the limbs. Total body length is normal. Typical facial features are mid-face hypoplasia, short upturned nose and depressed nasal bridge. Most patients have Pierre Robin sequence including an opening in the roof of the mouth (cleft palate) and a small lower jaw (micrognathia). Ocular symptoms are absent. Some patients have early-onset osteoarthritis.

Acronym

OSMEDB

Synonyms

Chondrodystrophy with sensorineural deafness
Insley-Astley syndrome
Nance-Insley syndrome
Nance-Sweeney chondrodysplasia
OSMED

Disclaimer

Any medical or genetic information present in this entry is provided for research, educational and informational purposes only. It is not in any way intended to be used as a substitute for professional medical advice, diagnosis, treatment or care. Our staff consists of biologists and biochemists that are not trained to give medical advice.