Not provided
Not provided
| ID | Type | Description | Link |
|---|---|---|---|
| B32IMU0050511 | Other Identifier | Istanbul Medipol University clinical trials etics committee |
Not provided
Not provided
Not provided
Not provided
Not provided
Not provided
Not provided
Not provided
Not provided
Not provided
Not provided
Not provided
Not provided
Not provided
Not provided
Not provided
Not provided
Not provided
Keratoconus is a progressive ectatic disorder that steepens the cornea resulting in a conical shape. Radial Keratotomy can provide an optical rehabilitation by its flattening effect. It can also halt the progression of disease owing to fibrotic activation in perpendicular corneal incisions.
Not provided
Not provided
Not provided
Not provided
Not provided
Not provided
| Label | Type | Description | Intervention Names |
|---|---|---|---|
| mild to moderate keratoconus cases | keratoconus with a central corneal thickness (CCT) over 400µm, poor corrected visual acuity (≤0.4 at Snellen visual acuity charts), contact lens intolerance, no apical scarring, no ocular or systemic problem other than keratoconus |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| radial keratotomy | Procedure |
|
| Measure | Description | Time Frame |
|---|---|---|
| outcome measures: uncorrected and best spectacle corrected visual acuity, keratometer readings | Preoperative and postoperative uncorrected visual acuity, best spectacle corrected visual acuity, and keratometer readings will be reviewed retrospectively. As reviewed follow up time range is 12 to 52 months, time frame is assessed as " 12 to 52 months" | after surgery - 12 to 52 months |
Not provided
Not provided
Inclusion Criteria:
Exclusion Criteria:
Not provided
Not provided
Not provided
mild to moderate keratoconus cases
Not provided
| Name | Affiliation | Role |
|---|---|---|
| ibrahim kocak, m.d | ophthalmologist | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Ophthalmology Department, Nisa Hospital | Istanbul | 34196 | Turkey (Türkiye) |
| PubMed Identifier | Type | Citation | Retractions |
|---|---|---|---|
| 16761238 | Result | Utine CA, Bayraktar S, Kaya V, Kucuksumer Y, Eren H, Perente I, Yilmaz OF. Radial keratotomy for the optical rehabilitation of mild to moderate keratoconus: more than 5 years' experience. Eur J Ophthalmol. 2006 May-Jun;16(3):376-84. |
Not provided
Not provided
Not provided
| ID | Term |
|---|---|
| D007640 | Keratoconus |
| ID | Term |
|---|---|
| D003316 | Corneal Diseases |
| D005128 | Eye Diseases |
Not provided
Not provided
| ID | Term |
|---|---|
| D007646 | Keratotomy, Radial |
| ID | Term |
|---|---|
| D054140 | Refractive Surgical Procedures |
| D013508 | Ophthalmologic Surgical Procedures |
| D013514 | Surgical Procedures, Operative |
Not provided
Not provided
Not provided
Not provided
Not provided