A survey of ponticulus posticus: Radiological analysis of atlas in an orthodontic population based on cone-beam computed tomography.


BACKGROUND The ponticulus posticus (PP; Latin for little posterior bridge) has become an important anomaly of the atlas, as the use of the C1 lateral mass screw has become common in treating atlantoaxial instability. AIM The purpose of this study was to retrospectively determine the prevalence and morphologic characteristics of PP in an orthodontic… (More)
DOI: 10.4103/1119-3077.178916


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