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Anticardiolipin antibodies and occlusive vascular disease of the eye: prospective study

C D Kalogeropoulos1, P Spyrou, M I Stefaniotou

  • 1University Eye Clinic of Ioannina, University of Ioannina, Greece.

Documenta Ophthalmologica. Advances in Ophthalmology
|August 4, 1999
PubMed

Insights

High anticardiolipin antibody (ACA) IgG titers are linked to severe ocular vascular disease. This finding suggests IgG ACA levels may predict disease severity and prognosis, particularly in arterial occlusive conditions.

Area of Science:

  • Ophthalmology
  • Immunology
  • Vascular Medicine

Background:

  • Anticardiolipin antibodies (ACA) are associated with vascular occlusive disease.
  • The role of specific ACA isotypes in ocular vascular disease severity requires further investigation.

Purpose of the Study:

  • To determine the prevalence of high anticardiolipin antibody (ACA) titers in patients with occlusive ocular vascular disease.
  • To correlate ACA titers with the clinical severity of the vascular disease.
  • To differentiate the roles of IgG and IgM ACA isotypes in ocular vascular disease.

Main Methods:

  • Prospective study of 82 patients with anterior ischemic optic neuropathy, retinal vein occlusion, or retinal artery occlusion.
  • Measurement of serum IgG and IgM anticardiolipin antibody (ACA) titers using ELISA.
  • Comparison with a control group of 79 healthy individuals.

Main Results:

  • Significantly higher IgG ACA titers were observed in patients compared to controls (P < 0.001).
  • No significant difference in IgM ACA titers was found between groups.
  • High IgG ACA titers (>100 units) correlated with increased disease severity, including recurrence, bilateral involvement, and extraocular manifestations, especially in anterior ischemic optic neuropathy and retinal artery occlusion.

Conclusions:

  • The association between ACA and severe ocular vascular disease is specific to the IgG isotype.
  • High IgG ACA titers serve as a potential biomarker for disease severity and prognosis in ocular vascular disease.
  • The prognostic value of IgG ACA appears more pronounced in arterial than venous occlusive conditions.

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