Cataract causing impaired visual function
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: Patients who are expected to achieve improved visual function by cataract surgery within the range of IOL diopters.
Exclusion criteria
Exclusion criteria: Patients with a history of ocular diseases including: age-related macular degeneration of the macula; advanced glaucoma (severe visual field abnormality); keratoconus; ruptured Zinn's zonule and other corneal diseases. Patients with a history of cornea refractive surgery and patients excluded by a responsible doctor for other reasons to be stated.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Visual acuity (VA; non-corrected VA, corrected VA, contrast VA, functional VA, near distance VA, etc.)is measured the next day after surgery, one week, one month, three months, six months, one year, then every year. | — |
Secondary
| Measure | Time frame |
|---|---|
| refraction, accommodative power, form of anterior ocular segment, corneal endothelium, corneal form, corneal thickness, pupil diameter, forward light scattering, backward light scattering, higher-order aberrations, retinal image contrast, diagnosis of anterior ocular segment by slit-lamp microscopy, measurement of anterior chamber protein content | — |
Countries
Japan
Contacts
Kanazawa Medical University Department of Ophthalmology