Presentation
Patient presented with midface hypoplasia.
Patient Data
Age: 17 years
Gender: Male
From the case:
Treacher Collins syndrome
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- atretic external auditory canal with hypoplastic middle ear and absent ossicles
- midline cleft palate
- underdeveloped zygomatic and pterygoid part
- hypoplastic mandible and maxilla
- anterior concavity of mandible
- hypoplastic left parotid
- parotid duct calculi
Case Discussion
In Treacher Collins syndrome, 1st and 2nd branchial arch structures are affected but the inner ear structures are normal.