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136
what is treacher collins?
how many times does it occur?
what are its featrues?
how many times does it occur?
what are its featrues?
malar hypoplasia ( underdevelopment of zygomatic bones of face)
mandibular hypoplasia
down slanting palpebral fissures
malformed ears
autosomal dominant trait
1 in 10 000
mandibular hypoplasia
down slanting palpebral fissures
malformed ears
autosomal dominant trait
1 in 10 000