Ophthalmomandibulomelic dysplasia is characterized by complete blindness due to corneal opacities, difficult mastication due to temporomandibular fusion and anomalies of the arms.

Abnormally flat (obtuse) angle of the mandible. The angle of the mandibular, located at the junction between the body and the ramus of the mandible, is normally close to being a right angle. This terms describes an abnormal increase of this angle such that the mandible appears flatter than normal.