Status:
COMPLETED
Effect of Intracorneal Ring Segments on Posterior Corneal Tomography in Eyes With Keratoconus
Lead Sponsor:
Ain Shams University
Conditions:
Keratoconus
Keratoconus Posterior
Eligibility:
All Genders
18-40 years
Phase:
NA
Brief Summary
Our purpose is to analyze the changes induced in the posterior corneal surface in patients implanted with intracorneal ring segments for treatment of keratoconus. Patients are assessed with corneal im...
Detailed Description
Procedure: Femtosecond laser assisted implantation of intracorneal ring segments in keratoconus patients Uncorrected visual acuity (UCVA), best corrected visual acuity (BCVA), refraction, keratometric...
Eligibility Criteria
Inclusion
- Inclusion Criteria
- Patients with keratoconus grade 1, 2 or 3 according to Amsler-Krumeich classification.
- Best corrected visual acuity (BCVA) ≤ 6/12.
- Mean front keratometric (K) readings ≤ 60 diopters (D).
- Corneal thickness ≥ 400 µm at the location of ICRS implantation.
- Clear central cornea
- Exclusion Criteria
- Central corneal opacity.
- Previous corneal laser refractive surgery.
- Previous corneal collagen cross linking.
- Previous cataract surgery or phakic IOL implantation.
- History of herpetic keratitis.
- History of acute hydrops.
- Ocular comorbidities such as cataract, glaucoma or retinal disease.
- Systemic diseases affecting healing process such as autoimmune or connective tissue disease.
Exclusion
Key Trial Info
Start Date :
June 10 2018
Trial Type :
INTERVENTIONAL
Allocation :
ACTUAL
End Date :
June 15 2020
Estimated Enrollment :
60 Patients enrolled
Trial Details
Trial ID
NCT04748198
Start Date
June 10 2018
End Date
June 15 2020
Last Update
February 10 2021
Active Locations (1)
Enter a location and click search to find clinical trials sorted by distance.
1
Ain Shams University
Cairo, Egypt