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Aqueous protein concentration in rhegmatogenous retinal detachment
1Department of Ophthalmology, Tokyo Kosei Nenkin Hospital, Japan.
Japanese Journal of Ophthalmology
|January 1, 1990
Summary
Aqueous protein concentration (APC) significantly increases in rhegmatogenous retinal detachment (RD) eyes, rising further post-surgery. Factors like age and RD extent influence APC levels, suggesting varied mechanisms contribute to these changes.
Area of Science:
- Ophthalmology
- Retinal Diseases
- Ocular Fluid Dynamics
Background:
- Rhegmatogenous retinal detachment (RD) is a condition affecting the eye's retina.
- Aqueous protein concentration (APC) changes are observed in eyes with RD.
Purpose of the Study:
- To investigate changes in aqueous protein concentration (APC) in patients with rhegmatogenous retinal detachment (RD).
- To identify clinical factors correlating with APC elevation in RD eyes before and after surgical repair.
Main Methods:
- Prospective study of 40 unilateral RD patients undergoing scleral buckling with cryotherapy.
- Retrospective analysis of 40 patients with successful retinal reattachment at least 2 years prior.
- Comparison of APC in RD eyes versus contralateral control eyes and across different postoperative time points.
Main Results:
- Preoperative APC in RD eyes was more than double that of control eyes.
- Surgery further increased APC, peaking at 2 weeks postoperatively.
- APC remained significantly elevated 3 months post-surgery, influenced by age, RD extent, and surgical factors.
Conclusions:
- Elevated APC in RD eyes is a consistent finding.
- Different mechanisms, including reduced aqueous flow and blood-retinal barrier disruption, contribute to APC increases during different phases.
- Clinical factors such as age, RD extent, and surgical interventions correlate with APC changes.