prognathism


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prognathism

 [prog´nah-thizm]
abnormal protrusion of one or both jaws, especially the lower jaw, the gnathic index being above 103. adj., adj prognath´ic, prog´nathous.

prog·na·thism

(prog'nă-thizm), In the diphthong gn, the g is silent only at the beginning of a word.
The condition of being prognathic; abnormal forward projection of one or of both jaws beyond the established normal relationship with the cranial base; the mandibular condyles are in their normal rest relationship to the temporomandibular joints.
Synonym(s): progenia

prognathism

/prog·na·thism/ (prog´nah-thizm) abnormal protrusion of the mandible.prognath´icprog´nathous

prognathism

[prog′nəthiz′əm]
Etymology: Gk, pro + gnathos, jaw
an abnormal facial configuration in which one or both jaws project forward. It may be real or imaginary, depending on anatomical and developmental factors. Real prognathism may exist when both the mandible and the maxilla increase in length or when the maxillary length is normal and the mandibular length increases excessively. Imaginary prognathism may exist when the maxilla is underdeveloped and the mandibular length is normal. prognathic, adj.
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Prognathism

prog·na·thism

(prog'nă-thizm)
The condition of being prognathic; abnormal forward projection of one or of both jaws beyond the established normal relationship with the cranial base; the mandibular condyles are in their normal rest relationship to the temporomandibular joints.
Synonym(s): progenia.

prognathism

Abnormal protrusion of either jaw, especially the lower.

prog·na·thism

(prog'nă-thizm)
Condition of being prognathic; abnormal forward projection of one or both jaws beyond established normal relationship with cranial base; mandibular condyles are in their normal rest relationship to the temporomandibular joints.

prognathism (prog´nəthizəm),

n a facial disharmony in which one or both jaws project forward. It may be real or false. Mandibular prognathism may exist when both the maxillae and the mandible increase in length or when the maxillae are of normal length but the mandible increases in length. It may be false when the maxillae are underdeveloped and short and the mandible is of normal length or when the maxillary and mandibular dental relationships are normal but there is an increase in the mental prominence of the mandible.

prognathism

abnormal protrusion of one or both jaws, especially the lower jaw.
References in periodicals archive ?
All three males affected by FXS included in this report presented the classical physical characteristics of the syndrome: long face, large ears, prognathism and connective tissue abnormalities.
The results of the comparative analysis of the value of the angle of maxillary prognathism SNA and mandibular prognathism SNB are shown in Table 2.
Patients with HIES present with prominent forehead, deep set eyes, broad nasal bridge, wide fleshy nasal tip and mild prognathism.
8%), upper prognathism with constriction of the top jaw with high hard palate and dense location of front teeth (16.
30) However, actual descriptions of many of these Paleoindian crania include all of the following adjectives: dolichocephalic-narrow vaults, large vaults, prognathism, large and small faces, robust faces, high faces, low, broad, and narrow noses.
Although relations between the two are clearly cordial, the physiognomy of the Orangeman's face clearly differs from the prognathism used by Staples to depict those of the Catholic and his family.
The configuration of the neck relative to the skull base, the shape of the palate, and prognathism and mouth size can be scaled against those of chimpanzees and/or humans to judge whether the physical speech apparatus in a given taxon resembled those of apes or that of humans.
3,4) Carious and misplaced teeth, (4) and patchy sclerosis of the cranial vault with associated moderate supraorbital prominence and prognathism are features that have been reported in Pyletype metaphyseal dysplasia.
The new hominid has been given the scientific name of Anoiapithecus brevirostris, in reference to the region where the town of els Hostalets is situated (l'Anoia) and also to the fact that the new taxon has a very modern facial morphology, characterized by a very reduced facial prognathism, i.
The patient had the typical appearance of Crouzons's syndrome (large brachycephalic head, prognathism, crowding of the teeth and exorbitism).
On his admission to our clinic, his physical examination revealed acral enlargement, frontal bossing, and prognathism, consistent with acromegaly.