All are features in Treacher-collin syndrome except:

Intelligence is not affected in Treacher-Collin syndrome(like Turners syndrome) Treacher-Collins syndrome/Franceschetti syndrome Autosomal dominant Facial appearance: downward sloping palpebral fissures, colobomas and drooping of the lower eyelids, sunken cheekbones, deformed pinnae, atypical hair growth extending towards cheeks Facial clefts, malformed ears, deafness Hypoplastic mandible Ref: Nelson textbook of pediatrics 21st edition Pgno: 1917