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Surgical Correction for Pediatric Epiblepharon and Trichiasis

Surgical Correction for Pediatric Epiblepharon and Trichiasis

Published on: July 8, 2025

Lower Eyelid Length.

John P Fezza¹, Guy Massry

¹Sarasota and Tampa, Fla.; and Los Angeles and Beverly Hills, Calif. From the Center for Sight; the Department of Ophthalmology, University of South Florida; Keck School of Medicine, University of Southern California; Beverly Hills Ophthalmic Plastic and Reconstructive Surgery; and the Facial Paralysis Institute.

Plastic and Reconstructive Surgery

|July 29, 2015

Summary

This summary is machine-generated.

Lower eyelid length increases with age, with measurements nearly doubling from young adulthood to old age. This provides valuable data for understanding aging and for surgical planning in blepharoplasty procedures.

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Area of Science:

Oculoplastics
Facial Aging Research
Ophthalmic Measurements

Background:

Quantifying lower eyelid length is crucial for understanding facial aging.
Previous studies lacked comprehensive numerical data on age-related lower eyelid changes.
Accurate measurements aid in assessing and treating lower eyelid conditions.

Purpose of the Study:

To establish average lower eyelid lengths across different age groups.
To provide a numerical basis for understanding lower eyelid aging.
To offer surgeons a tool for evaluating and planning lower eyelid procedures.

Main Methods:

A cross-sectional study involving 160 female patients.
Participants were grouped by decade, from 20s to 90s.
Twenty patients per age group had their lower eyelid length measured.

Main Results:

Average lower eyelid length increased from 10.4 mm (20s) to 18.6 mm (90s).
A consistent, near-linear increase in lower eyelid length was observed with each decade.
The most significant increase in length occurred between the 40s and 50s.

Conclusions:

Lower eyelid length significantly increases with age, confirming vertical lengthening.
Average measurements provide a benchmark for expected age-related changes.
This data serves as a valuable resource for blepharoplasty surgeons to define aging and restore youthful appearance.