Clinical trials: Opacity
Keratoconus, Corneal Opacity
OCT in Diagnosis of Irregular Corneas
This main goal of this study is to improve the detection, classification, monitoring, and treatment of irregular corneas due to keratoconus, warpage, dry eye, scar, stromal dystrophies, and other corneal conditions.
- Conditions
- Keratoconus, Corneal Opacity, Corneal Dystrophy
- Trial name
- NCT03504800
- Testing
- Optical Coherence Tomography
- Where
- United States
- Volunteers
- 445 people, healthy volunteers welcome
- Sponsor
- Oregon Health and Science University
Molar Incisor Hypomineralization
Evaluation of Three Different Minimally Invasive Techniques for Management of Enamel Opacities in Patients With Molar Incisor Hypomineralization "Randomized Controlled Clinical Trial"
The controlled clinical trial will be done to evaluate Resin infiltration, Resin modified glass ionomer varnish and Light cured giomer varnish as minimally invasive techniques for management of enamel opacities of patients with…
- Trial name
- NCT06135272
- Testing
- Resin infiltration, Resin modified glass ionomer varnish, Light cured giomer varnish
- Where
- Egypt
- Volunteers
- 75 people, healthy volunteers welcome
- Sponsor
- Ain Shams University
Corneal Opacity
Characteristics of Trachomatous Corneal Opacity in Fayoum University Hospital
The purpose of this study is to assess the characteristics of trachomatous corneal opacity in patients with signs of trachoma using Anterior segment Optic coherence tomography and Pentacam
- Trial name
- Trachoma (NCT06000150)
- Testing
- Corneal topography
- Where
- Egypt
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Omar Said
Cataract, Lens Opacities
A Comparison of FineVision Intraocular Lenses vs Symfony Intraocular Lenses
This is a prospective randomised open-label study with the aim to compare the visual performance of the trifocal FineVision® IOL versus the extended range of vision Symfony® IOL after phaco-emulsification cataract surgery.
- Conditions
- Cataract, Lens Opacities, Presbyopia
- Trial name
- NCT03974451
- Testing
- IOL implantation experimental, IOL implantation active comparator
- Where
- Egypt
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Beaver-Visitec International, Inc.
Corneal Diseases
Dynamic Light Scattering and Keratoscopy for Corneal Examination
This pilot study will examine the usefulness of a new instrument called the Dynamic Light Scattering (DLS) device for documenting and monitoring changes in the cornea, the front part of the eye where contact lenses are placed.
- Trial name
- NCT00050466
- Where
- United States
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- National Eye Institute (NEI)