Corneal haze and densitometry in Keratoconus Post-collagen Cross-Linking by three different protocols

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

PACTR

Registry ID

PACTR202003505327916

Enrollment

120

Registered

2020-03-20

Start date

2017-01-01

Completion date

Unknown

Last updated

2026-09-14

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Eye Diseases

Interventions

TECXL

ACCXL

SCXL

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Progressive KC grade I-III based on Amsler–Krumeich grading. Kc progression was documented through 2 or more of the following criteria: an increase in K max readings by 1 diopter ( D) an increase in the posterior k readings by 1 D an increase in spherical equivalent by 0.50 D or more. A decrease in the pachymetry of more than 2 %.

Exclusion criteria

Exclusion criteria: Any synchronous corneal infections. Severe dryness. Corneal opacity. Advanced disease. Previous ocular surgeries. Current ocular disease as vitreoretinal disorders, glaucoma or cataract.

Design outcomes

Primary

Measure	Time frame
visual and refractive outcomes	—

Secondary

Measure	Time frame
Haze and Optical corneal densitometry outcomes	—

Countries

Egypt

Contacts

Public ContactMohammed Ahmed

Secretary and Ethics Committee official

irb_h@hotmail.com00201092127930

Outcome results

None listed

Source: PACTR (via WHO ICTRP) · Data processed: Sep 19, 2026