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.
Synonym(s): spina nasalis anterior corporis maxillae [TA], anterior nasal spine
Farlex Partner Medical Dictionary © Farlex 2012
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.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
anterior nasal spine
The projection formed by the anterior prolongation of the inferior border of the nasal notch of the maxilla.
See also: spine
Medical Dictionary, © 2009 Farlex and Partners