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The development of cataract following trabeculectomy
M P Clarke1, S A Vernon, J H Sheldrick
1Academic Unit of Ophthalmology, Queen's Medical Centre, Nottingham.
Eye (London, England)
|January 1, 1990
Summary
Trabeculectomy surgery for glaucoma does not appear to cause significant vision loss from cataract within six months. This study found no evidence of visually significant lens opacity after the procedure.
Area of Science:
- Ophthalmology
- Glaucoma Research
- Surgical Outcomes
Background:
- Trabeculectomy is a common surgical procedure for managing glaucoma.
- Cataract development is a potential complication following intraocular surgery.
- Assessing the risk of cataract after trabeculectomy is crucial for patient management.
Purpose of the Study:
- To evaluate the risk of cataract formation after trabeculectomy.
- To determine if trabeculectomy leads to visually significant lens opacity in the short term.
Main Methods:
- Prospective follow-up study of 57 patients with primary open-angle glaucoma undergoing trabeculectomy.
- Pre-operative and post-operative assessments at 1, 3, 6, and 12 months, and annually thereafter.
- Lens opacity measured using Lens Opacity Meter 701, Keeler Projectoscopy, and clinical grading.
Main Results:
- At six months post-operative follow-up, 35 patients were assessed.
- None of the patients experienced a loss of two Snellen lines of visual acuity due to lens opacity.
- Three patients demonstrated increasing lens opacity across all measured parameters.
Conclusions:
- No evidence of visually significant lens opacity was found at six months post-trabeculectomy.
- Trabeculectomy does not appear to cause significant cataract development in the early post-operative period.