Status:
UNKNOWN
Astigmatism in Keratoconus Patients
Lead Sponsor:
Assiut University
Conditions:
Keratoconus
Eligibility:
All Genders
Phase:
NA
Brief Summary
Keratoconus is a bilateral (but usually asymmetrical) non-inflammatory progressive thinning process of the cornea. It manifests as characteristic cone-like ectasia of the cornea associated with irregu...
Detailed Description
Keratoconus is the most common form of corneal ectasia, with an incidence of 50-230 per 100,000 persons.Pentacam used diagnose \& detect the progression in patients with keratoconus and also provide a...
Eligibility Criteria
Inclusion
- Patients diagnosed with keratoconus using the following criteria:
- Specific diagnostic signs is asymmetric refractive errors with high progressive or irregular astigmatism, and elevated keratometry values, scissoring of the red reflex, Vogt striae, Fleischer rings, inferior or central steepening on topography with abnormal localized steepening .
Exclusion
- Unwillingness to participate in the study .
- Corneal scarring.
- Any ectatic conditions that were not explicitly keratoconus such as keratoglobus and pellucid marginal degeneration .
- Previous ocular surgery.
Key Trial Info
Start Date :
October 1 2019
Trial Type :
INTERVENTIONAL
Allocation :
ESTIMATED
End Date :
October 1 2021
Estimated Enrollment :
100 Patients enrolled
Trial Details
Trial ID
NCT03450213
Start Date
October 1 2019
End Date
October 1 2021
Last Update
October 17 2018
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