Time to stability of corneal astigmatism and total mean corneal refractive power after pterygium surgery

Not Applicable

Completed

• Conditions: Pterygium; patients who have pterygiums which requires an excision.; refractive change; pterygium excision; IOL master; corneal astigmatism; total mean corneal refractive power

• Registration Number: TCTR20141012001
• Lead Sponsor: Ratchadapiseksompotch Fund, Faculty of Medicine, Chulalongkorn University

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Study Start: 2014-10-12
• Study Completion: 2015-08-31
• Last Update Posted: 19 August 2024

Recruitment & Eligibility

• Status: Completed
• Sex: All
• Target Recruitment: 110

Inclusion Criteria

patients who have pterygiums (Primary or recurrent) at nasal, temporal or sides with at least one indications for excision as below
- pterygium-induced astigmatism
- A pterygium hinders visual axis
- A pterygium causes problems for eye movement
- recurrence of inflammation of pterygium
- patients require excision to correct cosmetic appearance.

Exclusion Criteria

- History of corneal trauma
- patients with corneal diseases including cicatricial ocula surface diseases and corneal scar
- patients who have recurrent pterygium during post-operative follow-up
- patients who has undergone ocular surgeries except for a pterygium surgery before they are recruited into this study.

Study & Design

• Study Type: Observational
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
corneal curvature and axis monthly Follow-up for 6 months The IOLmaster and the OrbscanII

Secondary Outcome Measures

Name	Time	Method
surgically induced astigmatism monthly Follow-up for 6 months The IOLmaster and the OrbscanII