Gorlin-Chaudhry-Moss (GCM) syndrome is a multiple congenital anomaly syndrome characterized by craniofacial dysostosis, facial dysmorphism, conductive hearing loss, generalized hypertrichosis, and extremity, ocular and dental anomalies.

Abnormally small dimension of the Maxilla. Usually creating a malocclusion or malalignment between the upper and lower teeth or resulting in a deficient amount of projection of the base of the nose and lower midface region.