anterior nasal spine


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anterior nasal spine of maxilla

[TA]
a pointed projection at the anterior extremity of the intermaxillary suture; the tip, as seen on a lateral cephalometric radiograph, is used as a cephalometric landmark.

anterior nasal spine

the sharp anterosuperior projection at the anterior extremity of the line of union of the two maxillae.

an·te·ri·or na·sal spine

(an-tēr'ē-ŏr nā'zăl spīn)
A pointed projection at the anterior extremity of the intermaxillary suture; the tip, as seen on a lateral radiograph, is used as a cephalometric landmark.

anterior nasal spine

The projection formed by the anterior prolongation of the inferior border of the nasal notch of the maxilla.
See also: spine
References in periodicals archive ?
The rod and the right hand complex was removed once the two points of the opening of the VNO and the anterior nasal spine were determined and held marked on the rod.
The absorbable septal-columellar and anterior nasal spine sutures provide stability of the repositioned segment during the initial healing phase.
Anterior nasal spine: The tip of the anterior nasal spine.

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