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The ONO (Outer Canthal, Nasal, Outer Canthal) Angle in Children

Specialty:

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Objective:

ICD-10:

Description:

The ONO angle (Outer canthus, Nasal, Outer canthus) is the angle subtended by 2 lines connecting the base of the nose to each outer canthus. It provides an estimate of spacing between the eyes and the upper facial height.

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