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Quantifying Dermatochalasis Using 3-Dimensional Photogrammetry.

Xueting Li1, Alexander C Rokohl1,2, Wanlin Fan1

  • 1Department of Ophthalmology, University of Cologne, Faculty of Medicine and University Hospital Cologne, Kerpener Straße 62, 50937, Cologne, Germany.

Aesthetic Plastic Surgery
|November 9, 2023
PubMed
Summary
This summary is machine-generated.

Dermatochalasis affects both eyes, with age significantly altering periocular features like eyelid width and length. The palpebral fissure index (PFI) remains unaffected by age or sex, offering insights for surgical planning.

Keywords:
AgeAnthropometryDermatochalasisPeriocular morphologyThree-dimensional imaging

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Area of Science:

  • Ophthalmology
  • Plastic Surgery
  • Medical Imaging

Background:

  • Dermatochalasis treatment planning requires detailed periocular analysis.
  • Photographic documentation aids preoperative assessment and outcome expectation management.

Purpose of the Study:

  • Quantify periocular characteristics in dermatochalasis patients using 3D imaging.
  • Compare age and sex-related changes in periocular features.

Main Methods:

  • Cross-sectional study of 145 Caucasian patients (35-91 years) with dermatochalasis.
  • Standardized 3D facial photography (VECTRA M3) for measurements.
  • Analysis of linear dimensions, curves, angles, indices (PFH, PFW, FPD, UPML, LPML, CT, PFI), and areas (upper eyelid, ocular surface).

Main Results:

  • Age significantly correlated with changes in palpebral fissure width (PFW) and lower palpebral margin length (LPML) in both sexes.
  • Upper palpebral margin length (UPML) and ocular surface area showed age-related decreases.
  • Palpebral fissure index (PFI) and canthal tilt (CT) did not show significant differences based on sex.

Conclusions:

  • Dermatochalasis typically presents bilaterally.
  • Age is a key factor in periocular morphological changes, irrespective of sex.
  • Findings support surgical planning and understanding of age-related periocular alterations.