Not a feature of Treacher-Collins syndrome:
Ans. D. Mongoloid slant of palpable fissureMandibulofacial dysostosis is also known as Franceschetti-Klein syndrome or Treacher-Collins syndrome.Important features are as under:MicrognathiaColobomas of lower eyelidSunken cheek bonesBlind fistulas between the angles of mouth and earsDeformed pinnasAtypical hair growth extending towards cheekReceding chinLarge mouthFacial cleftsDeafnessAnti-mongoloid palpable fissureHypoplasia of mid face and zygomatic bone
Deafness
Colobomas of lower eyelid
Hypoplasia of zygomatic bone
Mongoloid slant of palpable fissure
Genetics And Genetic Disorders