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Symptomatic choroidal neovascularization in blacks

A Capone1, R T Wallace, T A Meredith

  • 1Department of Ophthalmology, Emory University, Atlanta, GA.

Archives of Ophthalmology (Chicago, Ill. : 1960)
|August 1, 1994
PubMed
Summary
This summary is machine-generated.

Choroidal neovascularization (CNV) in black Americans presents differently than in whites, with a strong female predominance and common peripapillary location. This study highlights unique clinical and demographic features of CNV in this population.

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Area of Science:

  • Ophthalmology
  • Retinal Diseases
  • Macular Degeneration

Background:

  • Choroidal neovascularization (CNV) is a significant cause of vision loss.
  • Understanding demographic and clinical variations in CNV is crucial for targeted treatment.
  • Previous studies on CNV have primarily focused on Caucasian populations.

Purpose of the Study:

  • To describe the clinical characteristics of choroidal neovascularization (CNV) in black Americans.
  • To identify demographic patterns associated with CNV in this population.
  • To compare the clinical presentation of CNV in black Americans with that observed in white populations.

Main Methods:

  • Retrospective review of 1308 fluorescein angiograms over a 4-year period.
  • Analysis of color photographs and clinical records of black patients diagnosed with CNV.
  • Classification of patients into four diagnostic groups: age-related macular degeneration with CNV, idiopathic CNV, idiopathic polypoidal choroidal vasculopathy, and secondary CNV.

Main Results:

  • Thirty black patients with CNV were identified, with 87% being female.
  • Active, exudative neovascularization was observed in 70% of patients.
  • Age-related macular degeneration with CNV was the most common diagnosis (43%), followed by secondary CNV (27%), idiopathic CNV (20%), and polypoidal choroidal vasculopathy (10%). Peripapillary location was noted in several groups.

Conclusions:

  • The clinical and demographic spectrum of neovascular maculopathy in black Americans differs from that in whites.
  • CNV in this cohort was frequently peripapillary and unilateral among those with age-related macular degeneration and idiopathic CNV.
  • A dramatic female predominance (87%) was observed, contrasting with prior studies.