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Posterior displacement of the TONGUE toward the PHARYNX. It is often a feature in syndromes such as in PIERRE ROBIN SYNDROME and DOWN SYNDROME and as…

Mandibulofacial dysostosis with congenital eyelid dermoids.

A non-neoplastic inflammatory lesion, usually of the jaw or gingiva, containing large, multinucleated cells. It includes reparative giant cell granul…

A condition characterized by persistent or recurrent labial enlargement, ORAL ULCER, and other orofacial manifestations in the absence of identifiabl…

Recurrent clonic contraction of facial muscles, restricted to one side. It may occur as a manifestation of compressive lesions involving the seventh …

A regressive change of teeth characterized by excessive development of secondary cementum on the tooth surface. It may occur on any part of the root,…

Congenital absence of or defects in structures of the jaw.

Diseases involving the JAW.

The total absence of teeth from either the mandible or the maxilla, but not both. Total absence of teeth from both is MOUTH, EDENTULOUS. Partial abse…

Absence of teeth from a portion of the mandible and/or maxilla.

A chronic inflammatory disease characterized by benign enlargement of cervical LYMPH NODE and SALIVARY GLANDS with increased levels of IMMUNOGLOBULIN…

A disorder of the buccal mucosa resembling early leukoplakia, characterized by the presence of filmy opalescence of the mucosa in the early stages to…

Oral lesions accompanying cutaneous lichen planus or often occurring alone. The buccal mucosa, lips, gingivae, floor of the mouth, and palate are usu…

Traumatic injuries to the LINGUAL NERVE. It may be a complication following dental treatments.

Diseases involving the LIP.

The presence of an excessively large tongue, which may be congenital or may develop as a result of a tumor or edema due to obstruction of lymphatic v…

Greatly exaggerated width of the mouth, resulting from failure of union of the maxillary and mandibular processes, with extension of the oral orifice…

Such malposition and contact of the maxillary and mandibular teeth as to interfere with the highest efficiency during the excursive movements of the …

Malocclusion in which the mandible and maxilla are anteroposteriorly normal as reflected by the relationship of the first permanent molar (i.e., in n…

Malocclusion in which the mandible is posterior to the maxilla as reflected by the relationship of the first permanent molar (distoclusion).

Malocclusion in which the mandible is anterior to the maxilla as reflected by the first relationship of the first permanent molar (mesioclusion).

Diseases involving the MANDIBLE.

Traumatic injuries to the MANDIBULAR NERVE and its branches. Note that marginal mandibular nerve injury is a type of FACIAL NERVE INJURIES. Injuries …

A hereditary disorder occurring in two forms: the complete form (Franceschetti's syndrome) is characterized by a slant of the palpebral fissures, COL…

Diseases involving the MAXILLA.

Congenital structural deformities, malformations, or other abnormalities of the maxilla and face or facial bones.

An idiopathic syndrome characterized by one or more of the following; recurrent orofacial swelling, relapsing facial paralysis, and fissured tongue (…

Migration of the teeth toward the midline or forward in the DENTAL ARCH. (From Boucher's Clinical Dental Terminology, 4th ed)

Abnormally small jaw.

A congenital defect in which the mouth is unusually small. (Dorland, 27th ed)