Comparative study of visual and refractive outcomes of conventional coaxial phacoemulsification and microincision coaxial phacoemulsificatio
Active, not recruiting
- Conditions
- CataractCataract surgeryEye - Diseases / disorders of the eye
- Registration Number
- ACTRN12607000550404
- Lead Sponsor
- Tehran university of medical science
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Active, not recruiting
- Sex
- All
- Target Recruitment
- 80
Inclusion Criteria
Senile cataract, no history of ocular surgery,
no central corneal opacity, 7 milimeters or more pupil dilatation in preoperative exam, normal fundus exam, endothelial cell count more than 1600
Exclusion Criteria
More than 3 diopters astigmaism, expected visual scuity less than 20/40, zonulolysis, diabetes mellitus or other known metabolic disorders, pupil anomalies or posterior synechia, ocular disorders such as glaucoma, optic atrophy or intra ocular tumors
any drug abuse,
use of systemic corticosteroids or NSAIDS (non steroidal antiinflammatory drugs )since 1 month of surgery,
corneal opacity,
anyrenal ,hepatic ,endocrine ,pulmunar ,rheumatologic, neurologic and psycologic disorders
Study & Design
- Study Type
- Interventional
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method Surgically induced astigmatism/keratometry/topography[1 month after surgery, 3months after surgery]
- Secondary Outcome Measures
Name Time Method Visual acuity using EDTRS (early treatment diabetic retinopaty study) chart[First day, 3 days, 1 month, 3 months after surgery];Endothelial cell loss using specular microscopy[3 months after surgery];Corneal thickness using pachymetry[First day, 3 days, 1 months, 3 months after surgery];Time of surgery[Intra operative];Intra operative used BSS (Balanced Salt Solution) volume[Intra operatively];Corneal thickness using pachy metry[First day, 3 day ,1 month, 3 months after surgery];Effective phacoemulsification time[Intra operatively]