Manually performed limbal relaxing incisions vs femtosecond laser-guided astigmatic keratotomy

Not Applicable

• Conditions: Eye Diseases; Corneal astigmatism

• Registration Number: PACTR201709002541488
• Lead Sponsor: Faculty of medicine

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Results First Posted: 1900-01-01
• Study Start: 2017-08-23
• Last Update Posted: 29 May 2023

Recruitment & Eligibility

• Status: Pending
• Sex: All
• Target Recruitment: 84

Inclusion Criteria

1-patients who have undergo phacoemulsification.
2-Clear cornea.
3-Astigmatism from 1 diopter up to 4 diopters

Exclusion Criteria

1-corneal opacity.
2-History of corneal surgery.
3-Thin cornea.
4-Other cause of diminution of vision rather than corneal astigmatism (eg: optic disc atrophy & maculopathy).
5-Astigmatism less than 1 diopter and more than 4 diopters.

Study & Design

• Study Type: Interventional
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
keratometric reading by corneal Tomography (Pentacam).

Secondary Outcome Measures

Name	Time	Method
Manifest refraction,uncorrected visual acuity and best corrected visual acuity by snellen's chart.