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Evaluation of Capillary and Other Vessel Contribution to Macular Perfusion Density Measured with Optical Coherence Tomography Angiography
Published on: February 18, 2022
Incidence of postvitrectomy macular edema using optical coherence tomography
Stephen J Kim1, Daniel F Martin, G Baker Hubbard
1Department of Ophthalmology, Vanderbilt University School of Medicine, Nashville, Tennessee, USA. skim30@gmail.com
Ophthalmology
|June 9, 2009
Summary
Postvitrectomy macular edema (ME) is common, affecting nearly half of patients and delaying visual recovery. Reducing postoperative inflammation is key to improving outcomes after vitrectomy surgery.
Area of Science:
- Ophthalmology
- Retinal Surgery
Background:
- Postvitrectomy macular edema (ME) can impact visual outcomes.
- Understanding its incidence and risk factors is crucial for patient care.
Purpose of the Study:
- To determine the incidence of ME after vitrectomy.
- To assess ME's effect on visual recovery.
- To identify predisposing risk factors for ME.
Main Methods:
- A prospective cohort study involving 109 eyes undergoing nonemergent vitrectomy.
- Evaluations included postoperative inflammation, optical coherence tomography (OCT) for retinal thickness, and best-corrected visual acuity (BCVA).
- ME was defined as central subfield thickness ≥272 micrometers.
Main Results:
- The incidence of ME was 47%, significantly impacting visual acuity recovery.
- Postoperative inflammation severity predicted retinal thickness, with intraoperative epinephrine use linked to increased inflammation.
- Eyes with reduced central subfield thickness showed faster visual recovery.
Conclusions:
- Postvitrectomy ME is a frequent complication that hinders visual recovery.
- Postoperative inflammation is a significant risk factor for ME.
- Minimizing inflammation after vitrectomy is recommended to improve patient outcomes.
