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Related Concept Videos

Larynx01:21

Larynx

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The human larynx, often referred to as the voice box, is an intricate organ located in the neck. It serves as a pathway for air to enter the lungs during respiration and is an essential component of voice production.
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Related Experiment Video

Updated: Sep 18, 2025

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Establishing a Method for Measuring Laryngeal Prominence Size Using 2D Photography.

Keerthi E Kurian1, Elena Miller2, Gia Oscherwitz2

  • 1California Northstate University College of Medicine, Elk Grove, California, USA.

The Laryngoscope
|June 23, 2025
PubMed
Summary
This summary is machine-generated.

This study developed a reliable 2D photography method to measure laryngeal prominence differences in cisgender males and females. This aids chondrolaryngoplasty surgical planning and patient counseling.

Keywords:
2D photographychondrolaryngoplastylaryngeal prominencesurgical planning

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Area of Science:

  • Anatomy
  • Medical Imaging
  • Facial Plastic Surgery

Background:

  • Limited data exists on visible differences in cisgender laryngeal prominences.
  • Chondrolaryngoplasty requires precise pre-operative assessment.

Purpose of the Study:

  • Establish a quantifiable method for laryngeal prominence measurements using 2D photography.
  • Differentiate measurements between cisgender males and females.
  • Aid pre-operative counseling and surgical planning for chondrolaryngoplasty.

Main Methods:

  • Retrospective review of 2D photographs of cisgender adults.
  • Developed a protocol to measure laryngeal prominence length, area, maximum projection, and angle.
  • Assessed inter- and intra-rater reliability and used statistical tests to compare male and female measurements.

Main Results:

  • High inter- and intra-rater reliability for all laryngeal prominence measurements.
  • Significant differences in laryngeal prominence measurements between male and female subjects (p < 0.001).
  • Negative correlation between BMI and laryngeal prominence area, maximum projection, and angle in males.

Conclusions:

  • A reliable and reproducible protocol for measuring the laryngeal prominence from 2D photographs was demonstrated.
  • Photography can effectively quantify thyroid notch anatomy for chondrolaryngoplasty.
  • This method aids surgical planning and postoperative outcome tracking.