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Accessory Cartilages
Small cartilages lateral to the lateral crus.
Ala
Makes up a portion of the lower one third of the nose and corresponds to the lower lateral cartilage.
Alar Base
The base of the nostril and how it inserts and relates to the face.
Alar Cartilages
Paired structures which have three portions, a lateral, intermediate, and medial portion.
Alar Groove
A depression that follows the caudal margin of the lateral crus as it leaves the alar rim to run in a more cephalic direction.
Alar Retraction
When the caudal aspect of the nostril rim is retracted superiorly, leading to excessive nostril show.
Anterior Nasal Spine
A small portion of bone which can effect the columellar labial angle.
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