Congenital (primary) Congenital<unk>  happens when a person is born with smaller condyle than normal. The small condyle can be present either one or both sides of the lower jaw. This type of condition usually happens as part of systemic diseases such as Hemifacial microsomia, Mandibulofacial Dysostosis, Goldenhar syndrome, Hurler syndrome, Proteus syndrome and Morquio syndrome. Acquired (secondary) Acquired<unk>  happens when a person is not born with a small condyle but they sustain an injury during their growth which leads to this condition. The injury causes stop of growth in the condyle, resulting in a smaller condyle. The type of injuries that can happen are most traumatic in nature. Injury or infection related to ear, childhood rheumatoid arthritis and parathyroid hormone related deficiency are known to cause the injury.
Condylar hypoplasia
Radial aplasia
Maxillary hypoplasia
Shovel-shaped incisors
Oligodactyly
Thumb hypoplasia
Hemifacial microsomia
Condylar hyperplasia