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Related Concept Videos

Diabetic Retinopathy01:27

Diabetic Retinopathy

DefinitionDiabetic retinopathy is a microvascular complication of diabetes affecting the retinal blood vessels.Risk FactorsDiabetic retinopathy is present in almost all individuals with type 1 diabetes and more than 60% of those with type 2 diabetes after two decades of disease.The risk increases with poor glycemic control, hypertension, dyslipidemia, smoking, pregnancy, and puberty.Although cataracts and glaucoma are also more frequent in people with diabetes, retinopathy remains the leading...

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Related Experiment Video

Updated: Jun 21, 2026

Retinal Pigment Epithelium Transplantation in a Non-human Primate Model for Degenerative Retinal Diseases
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Cystoid Macular Edema after Rhegmatogenous Retinal Detachment Repair with Pars Plana Vitrectomy: Rate, Risk Factors,

Malik Merad1, Fabien Vérité2, Florian Baudin1

  • 1Department of Ophthalmology, Dijon University Hospital, 21000 Dijon, France.

Journal of Clinical Medicine
|August 26, 2022
PubMed
Summary
This summary is machine-generated.

Cystoid macular edema (CME) affects 28% of patients after pars plana vitrectomy for retinal detachment. Risk factors include poor initial vision, severe PVR, endolaser retinopexy, and early cataract surgery.

Keywords:
cystoid macular edemapars plana vitrectomyrhegmatogenous retinal detachmentspectral-domain optical coherence tomographyvitreoretinal surgery

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Area of Science:

  • Ophthalmology
  • Retinal Surgery
  • Macular Edema

Background:

  • Pars plana vitrectomy (PPV) is a common surgical procedure for primary rhegmatogenous retinal detachment (RRD).
  • Cystoid macular edema (CME) is a potential postoperative complication following retinal surgery.
  • Understanding the incidence and risk factors for CME after PPV for RRD is crucial for patient management.

Purpose of the Study:

  • To determine the rate and outcomes of CME after PPV for primary RRD.
  • To identify specific risk factors associated with CME development post-PPV.
  • To analyze imaging characteristics related to CME in this patient cohort.

Main Methods:

  • A retrospective consecutive case study design was employed.
  • Data were collected over a 5-year period from adult patients undergoing PPV for primary RRD.
  • The primary outcome measure was the incidence of CME at 12 months post-PPV.

Main Results:

  • The overall incidence of CME at 12 months was 28% (93 out of 493 eyes).
  • Multivariate analysis identified worse presenting visual acuity (VA) and grade C proliferative vitreoretinopathy (PVR) as significant risk factors for CME.
  • Endolaser retinopexy and cataract surgery within 6 months of RRD repair were also associated with an increased risk of CME.

Conclusions:

  • CME is a frequent complication after PPV for primary RRD repair.
  • Key risk factors for postoperative CME include poor presenting VA, severe PVR, use of endolaser retinopexy, and concurrent cataract surgery.
  • These findings highlight the importance of monitoring and potentially modifying surgical techniques to mitigate CME risk.