The Effect of Ablation Depth on Dry Eye After LASIK Treatment of Myopia

Incidence and Severity of Dry Eye After Myopic LASIK Clinical Trial

Official title:

The Effect of Ablation Depth on Dry Eye After LASIK Treatment of Myopia

Clinical Trial Details — Status: Completed

Administrative data

• NCT number: NCT03228784
• Other study ID #: 5780
• Status: Completed
• Phase: N/A
• First received: July 14, 2017
• Last updated: July 22, 2017
• Start date: June 1, 2013
• Est. completion date: May 1, 2014

Study information

• Verified date: July 2017
• Source: Minia University
• Contact: n/a
• Is FDA regulated: No
• Study type: Interventional

Clinical Trial Summary

The study tried to find the relation between ablation depth and degree of dryness after LASIK treatment of myopic patients

Recruitment information / eligibility

• Status: Completed
• Enrollment: 53
• Est. completion date: May 1, 2014
• Est. primary completion date: May 1, 2014
• Gender: All
• Age group: 21 Years and older

Eligibility

Inclusion Criteria:

• Patients with age = 21 years

• Normal Pentacam maps

• Myopia with spherical equation less than 12 D

• Corneal thickness = 500 Microns

• Calculated residual stromal bed = 280 microns

• No signs or symptoms of dry eye.

Exclusion Criteria :

• Keratoconus and forme fruste keratoconus

• Auto-immune diseases

• History of dry eye or previous use of tear substitutes

• Previous ocular surgery

• Pregnant or lactating women.

Related Conditions & MeSH terms

• Dry Eye Syndromes
• Incidence and Severity of Dry Eye After Myopic LASIK
• Keratoconjunctivitis Sicca

Intervention

Procedure:
• LASIK

Locations

Country	Name	City	State
n/a

Sponsors (1)

Lead Sponsor	Collaborator
Minia University

Outcome

Type	Measure	Description	Time frame	Safety issue
Primary	Incidence of dry eye	Schirmer 1 test in millimeters	6 months
Primary	Degree of dryness	Tear break up time in seconds	6 months