Risk factors associated with branch vs. central retinal vein occlusion

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A P Appiah1, C L Trempe

  • 1Eye Research Institute of Retina Foundation, Boston, Massachusetts.

Annals of Ophthalmology
|April 1, 1989
PubMed

Insights

Central and branch retinal vein occlusion share risk factors, but hypertension and hyperopia are more common in branch retinal vein occlusion, while elevated intraocular pressure and erythrocyte sedimentation rate are more prevalent in central retinal vein occlusion.

Area of Science:

  • Ophthalmology
  • Retinal Vascular Diseases

Background:

  • Retinal vein occlusion (RVO) is a common retinal vascular disease.
  • Central retinal vein occlusion (CRVO) and branch retinal vein occlusion (BRVO) are distinct clinical entities.
  • Understanding the differential risk factors for CRVO and BRVO is crucial for targeted prevention and management.

Purpose of the Study:

  • To retrospectively analyze and compare the risk factors associated with central retinal vein occlusion (CRVO) and branch retinal vein occlusion (BRVO).

Main Methods:

  • Retrospective review of medical records for 145 CRVO patients and 214 BRVO patients.
  • Statistical comparison of demographic data and identified risk factors between the two groups.

Main Results:

  • No significant differences in mean age or sex ratio were observed between CRVO and BRVO groups.
  • Hypertension and hyperopia were significantly more prevalent in the BRVO group.
  • Elevated intraocular pressure, elevated erythrocyte sedimentation rate (ESR), and a positive tuberculin skin test were significantly more prevalent in the CRVO group.

Conclusions:

  • Systemic hypertension and hyperopia are identified as primary risk factors for BRVO.
  • Factors contributing to elevated ESR are significant risk factors for CRVO.
  • Distinct etiological profiles exist for CRVO and BRVO, necessitating tailored clinical approaches.

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