| Namespace | MPheno.ontology | Obsolete | false |
| description | any structural anomaly in the slender needle-like pointed projection that runs downward and slightly forward from the base of the inferior surface of the petrous portion of the temporal bone where it joins the tympanic portion; it gives attachment to the styloglossus, stylohyoid, and stylopharyngeus muscles and the stylohyoid and stylomandibular ligaments |