An abnormality of one or more of the set of bones that make up the facial skeleton.
Comment:
The facial skeleton comprises the mandible, maxilla, frontal bone, nasal bones, and zygoma, as well as the inferior nasal concha, the lacrimal bones, the palatine bone, and the vomer.
Synonyms:
exact_synonym:
Abnormality of facial skeleton; Anomaly of facial skeleton
narrow_synonym:
Abnormality of facial bones; Anomaly of facial bones; Deformity of facial skeleton; Deformity of the facial bones; Malformation of facial bones; Malformation of facial skeleton