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Preferred nasolabial angle in Middle Eastern population.

Sami Alharethy1

  • 1Division of Facial Plastic Surgery, Department of ENT and HNS, King AbdulAziz University Hospital, King Saud University, P. O. Box 245, Riyadh, 11411, Saudi Arabia. salharethy@ksu.edu.sa.

European Archives of Oto-Rhino-Laryngology : Official Journal of the European Federation of Oto-Rhino-Laryngological Societies (EUFOS) : Affiliated with the German Society for Oto-Rhino-Laryngology - Head and Neck Surgery
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Summary

This study identified the ideal nasolabial angle for Middle Eastern individuals, revealing preferences for more acute angles than previously documented. These findings suggest cultural variations in facial aesthetics, particularly regarding nasal tip rotation.

Keywords:
Arab populationNasal tip rotationNasolabialRhinoplasty

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Area of Science:

  • Plastic Surgery
  • Facial Aesthetics
  • Anthropometry

Background:

  • The nasolabial angle is a key facial aesthetic parameter.
  • Previous research indicates varying ideal angles across different ethnicities.
  • Understanding population-specific ideals is crucial for surgical planning.

Purpose of the Study:

  • To determine the preferred nasolabial angle in the Middle Eastern population.
  • To compare aesthetic preferences between male and female raters.
  • To contribute to culturally sensitive facial analysis.

Main Methods:

  • An observational study involving 1027 raters (506 males, 521 females).
  • Raters evaluated digitally modified lateral photographs of 5 males and 5 females with angles ranging from 85° to 110°.
  • Statistical analysis using ANOVA to compare mean preferences.

Main Results:

  • Male raters preferred 89.5°±3.5° for males and 90.8°±5.6° for females.
  • Female raters preferred 89.3°±3.8° for males and 90.5°±4.8° for females.
  • No statistically significant difference was found between male and female rater preferences (p=0.342).

Conclusions:

  • The preferred nasolabial angles in this Middle Eastern cohort are more acute than those reported in other populations.
  • These findings highlight cultural nuances in facial aesthetics.
  • The results suggest that perceived under-rotation of the nasal tip in some cultures may represent an ideal in others.