Saves the questions and what to expect into your notes, next to the visit they belong to.
Keep this study
Lead
Cxlusa
Age
8–any
Sex
ALL
Healthy volunteers
Not accepted
You may be eligible if
8 years of age or older
Diagnosis of keratoconus, post-LASIK ectasia, or pellucid marginal degeneration or forme fruste pellucid marginal degeneration.
Diagnosis of FFKC
History of Radial Keratotomy with fluctuating vision.
Terrien's Marginal Degeneration
Ability to provide written informed consent
Likely to complete all study visits
Minimum corneal thickness of at least 300 250 microns measured by ultrasound or Pentacam for all indications other than Terriens. For Terriens, the minimal corneal thickness should be consistent with the surgeon's best surgical judgment.
You may not be if
Severe corneal scarring that markedly affects vision
Contraindications to any study medications or their components
Pregnancy or breast feeding
Active Herpes Corneal Disease
Clareo Health | Collagen Crosslinking With Ultraviolet-A in Asymmetric Corneas
