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

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.
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References in periodicals archive ?
The purpose of this study is to investigate the correlation between the postoperative changes of PMS and mandibular stability in treatment of mandibular prognathism by IVRO.
Forty patients needing surgical correction of mandibular prognathism were treated at the Department of Oral and Maxillofacial Surgery of the Kaohsiung Medical University Hospital.
Chen, "Skeletal changes after modified intraoral vertical ramus osteotomy for correction of mandibular prognathism," Journal of Plastic, Reconstructive and Aesthetic Surgery, vol.
The Effect of Pterygomasseteric Sling's Area in the Postoperative Stability after Mandibular Setback Surgery
When it comes to the angle of mandibular prognathism SNB, it is in positive correlation with the craniocervical angle in subjects with class I and III, but the correlation is negative in subjects with class II.
This is a result of various influences on the angles of the maxillary and mandibular prognathism. By the analysis of the total test sample, regardless of the class, we obtained the result that the angle ANB was in a positive correlation with the angle NS/OPT.
Relationship between head posture and parameters of sagittal position and length of jaws/Povezanost polozaja glave i parametara sagitalnog polozaja i duzine vilica
He has a mandibular prognathism with no transverse deviation (Fig.
Case reports: Rieger syndrome
Obstructive sleep apnea syndrome following surgery for mandibular prognathism. J Oral Maxillofac Surg 1987;45:450-2.
Maxillary advancement for mandibular prognathism: Indications and rationale.
Overview of phase II surgery for obstructive sleep apnea syndrome
Hyoid changes following orthopedic treatment of mandibular prognathism. Angle Orthod., 48(1):33-8, 1978.
Morphometric Study of the Skull-Cervical Position in Patients with Skeletal Class II and III/Estudio Morfometrico de la Posicion Craneo-Cervical en Pacientes con Clases Esqueletales II y III
Tooth-size discrepancy in mandibular prognathism. Am J Orthod 1977.
ARCH WIDTHS IN ADULTS WITH CLASS I NORMAL OCCLUSION AND CLASS III MALOCCLUSION

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