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Ultrasound Cyclo Plasty in Eyes with Glaucoma
Published on: January 26, 2018
Transscleral diode laser cycloablation in patients with good vision
A P Rotchford1, R Jayasawal, S Madhusudhan
1Tennent Institute of Ophthalmology, Gartnavel Hospital, Great Western Road, Glasgow G12 0YN, UK. rotchford@doctors.org.uk
The British Journal of Ophthalmology
|June 26, 2010
Summary
Diode laser cyclophotocoagulation for glaucoma helps maintain good visual acuity (VA) in most patients long-term. While some vision loss occurs, it is comparable to other glaucoma surgeries, suggesting a role for this treatment in selected cases.
Area of Science:
- Ophthalmology
- Glaucoma Management
- Laser Therapy
Background:
- Glaucoma management often requires interventions to preserve visual function.
- Diode laser cyclophotocoagulation is a treatment option for glaucoma.
- Evaluating its effect on visual acuity in patients with initially good vision is important.
Purpose of the Study:
- To assess the impact of diode laser cyclophotocoagulation on central visual function.
- To investigate outcomes in patients with pre-existing good visual acuity (VA).
Main Methods:
- Retrospective evaluation of patients with VA 20/60 or better undergoing cyclodiode treatment.
- Primary outcome: loss of two or more Snellen lines of best-corrected VA.
- Successful intraocular pressure (IOP) control defined as 6-21 mmHg without specific medications or surgery.
Main Results:
- After a median of 5.0 years, 30.6% of eyes experienced a two-line VA loss.
- 67.3% retained VA of 20/60 or better; 16.3% had final VA <20/200.
- IOP was controlled in 79.6% of eyes without hypotony; visual loss causes included glaucoma progression and macula edema.
Conclusions:
- Diode laser cyclophotocoagulation preserves good VA long-term in many glaucoma patients.
- Vision loss rates are comparable to trabeculectomy or tube surgery.
- Transscleral cyclodiode may be suitable for selected eyes with visual potential; further studies are warranted.
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