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Cataract surgery and intraocular pressure in glaucoma
Cara E Capitena Young1, Leonard K Seibold, Malik Y Kahook
1Department of Ophthalmology, University of Colorado School of Medicine, Aurora, Colorado, USA.
Current Opinion in Ophthalmology
|November 6, 2019
Summary
Cataract extraction effectively lowers intraocular pressure (IOP) in glaucoma patients. This procedure is a valuable treatment for various glaucoma types and ocular hypertension, offering significant IOP reduction.
Area of Science:
- Ophthalmology
- Glaucoma Research
- Surgical Innovation
Background:
- Intraocular pressure (IOP) is a critical factor in glaucoma progression.
- Cataract extraction is a common ophthalmic procedure with potential IOP-lowering effects.
Purpose of the Study:
- To synthesize current literature on the impact of cataract extraction on intraocular pressure (IOP).
- To evaluate cataract extraction as a therapeutic option for managing glaucoma and ocular hypertension.
Main Methods:
- Literature review of studies investigating cataract extraction and IOP.
- Analysis of comparative trials and randomized controlled trials.
Main Results:
- Cataract extraction significantly reduces IOP in open-angle and closed-angle glaucoma, and ocular hypertension.
- Lens extraction is superior to peripheral iridotomy for angle-closure glaucoma and a viable first-line therapy.
- Standalone cataract extraction shows sustained IOP reduction in mild to moderate primary open-angle glaucoma.
Conclusions:
- Cataract extraction is an effective IOP-lowering treatment for glaucoma patients.
- The IOP-lowering effect is more pronounced in eyes with narrow angles and higher baseline IOP.
- Further research is needed to identify factors influencing the degree and duration of IOP reduction post-cataract extraction.
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