| Namespace | MPheno.ontology | Obsolete | false |
| description | fusion or adherence of the mandibular condyle to the base of the skull, resulting in limitation of jaw opening; true ankylosis may be bony or fibrous; in bony ankylosis, the condyle or ramus is attached to the temporal or zygomatic bone by an osseous bridge; in fibrous ankylosis a soft tissue (fibrous) union of joint components occurs while the bone components appear normal |