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Related Experiment Video

Updated: Jun 8, 2026

Three-Dimensional Reconstruction of Orbital Fractures

Three-Dimensional Reconstruction of Orbital Fractures

Published on: May 16, 2025

Orbital volume and eye position changes after balanced orbital decompression.

Adel H Alsuhaibani¹, Keith D Carter, Bruno Policeni

¹Department of Ophthalmology, King Abdulaziz University Hospital, King Saud University, Riyadh, Saudi Arabia. adelsu@yahoo.com

Ophthalmic Plastic and Reconstructive Surgery

|October 14, 2010

Summary

This summary is machine-generated.

Balanced orbital decompression significantly reduces proptosis and shifts eyes nasally in patients with thyroid-associated orbitopathy. This technique effectively expands orbital volume, improving surgical outcomes.

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Correction of Presbyopia by Monocular Bi-Aspheric Ablation Profile

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Last Updated: Jun 8, 2026

Three-Dimensional Reconstruction of Orbital Fractures

Three-Dimensional Reconstruction of Orbital Fractures

Published on: May 16, 2025

Correction of Presbyopia by Monocular Bi-Aspheric Ablation Profile

Published on: September 20, 2024

Area of Science:

Ophthalmology
Plastic Surgery
Radiology

Background:

Thyroid-associated orbitopathy (TAO) can cause significant disfigurement and vision impairment due to orbital tissue expansion.
Orbital decompression surgery aims to alleviate these symptoms by increasing orbital volume.

Purpose of the Study:

To quantify orbital volume expansion and changes in eye position after medial and lateral orbital wall decompression in TAO patients.
To evaluate the effectiveness of balanced decompression techniques in managing TAO.

Main Methods:

Utilized advanced computer software to analyze preoperative and postoperative orbital CT scans.
Measured orbital volume changes and shifts in eye position (horizontal and vertical) following decompression surgery.

Main Results:

Achieved an average orbital volume expansion of 13.51% (3.21 mL), with medial decompression contributing 8.98% and lateral 4.53%.
Observed a significant reduction in proptosis by 2.53 mm and a nasal shift of the eyes by 2.6 mm horizontally.
No significant change in vertical eye position was detected postoperatively.

Conclusions:

Balanced medial and lateral orbital wall decompression is effective in increasing orbital volume and improving eye position in TAO.
Computerized analysis of CT scans provides valuable insights into surgical outcomes and aids in optimizing TAO treatment strategies.