Palatofaringeal yetersizlik (yumuşak damak ve farenks kasları güçsüzdür)
Ankyloglossia (dil ile ağız tabanı arasındaki bağ kalın ve kısadır)
Kaynakça
^abRushton AR. Sex-linked inheritance of cleft palate. Human Genetics, 48: 179-181, 1979
^abForbes SA, Richardson M, Brennan L, et al. Refinement of the X-linked cleft palate and ankyloglossia (CPX) localisation by genetic mapping in an Icelandic kindred. Human Genetics, 95: 342-346, 1995
^abCohen MM Jr. Malformations of the Craniofacial Region: Evolutionary, Embryonic, Genetic, and Clinical Perspectives. American Journal of Medical Genetics (Seminars in Medical Genetics), 115:245-268, 2002