Corneal Asphericity Adjustment (Q Adjustment) in Myopic and Hyperopic Patients Undergoing Refractive Correction With Excimer Laser

Democritus University of Thrace36 enrolled

Overview

To study the postoperative results in myopic and hyperopic eyes treated with two different laser ablation algorithms (STD and F-CAT), both FDA approved.

Study Type

OBSERVATIONAL

Enrollment

Conditions

Myopia Hyperopia

Eligibility

Sex: ALLHealthy volunteers:

Medical Language ↔ Plain English

Inclusion Criteria: * Myopic and hyperopic eyes eligible for LASIK or PRK refractive correction * Central corneal thickness more than 500 micrometers Exclusion Criteria: * Topographies of less than 55% of successful total sampled area and eyes exhibiting asphericity variations, in either the horizontal or the vertical axis, greater than 0.2 * Corneal scarring * Cataract surgery * Corneal ulceration * Topographical abnormalities

Data from ClinicalTrials.gov

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