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Updated: Mar 10, 2026

Optimization of the Retinal Vein Occlusion Mouse Model to Limit Variability
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Cilioretinal obstruction during pregnancy.

J Vila-Arteaga1, M M Suriano2, A Martínez-Lajara3

  • 1Hospital Universitario y Politécnico La Fe, Valencia, España; Clínica Vila Grupo Innova Ocular, Valencia, España.

Archivos De La Sociedad Espanola De Oftalmologia
|December 19, 2016
PubMed
Summary
This summary is machine-generated.

Cilioretinal artery occlusion (CRAO) is rare in pregnancy. This study identified two pregnant patients with CRAO, both experiencing visual field defects and retinal changes that improved over several weeks, suggesting pregnancy may be a risk factor.

Keywords:
Cilioretinal artery occlusionEmbarazoOclusión arterial retinianaOclusión de la arteria ciliorretinianaPregnancyRetinal artery occlusion

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Area of Science:

  • Ophthalmology
  • Vascular Medicine
  • Reproductive Medicine

Background:

  • Cilioretinal artery occlusion (CRAO) is a rare condition.
  • Pregnancy is a known hypercoagulable state.
  • The link between pregnancy and CRAO is not well-established.

Observation:

  • This study identified two cases of CRAO in pregnant women over a 5-year period.
  • Both patients presented with centrocaecal scotoma and retinal findings.
  • Visual acuity and visual fields showed improvement within 4-5 weeks.

Findings:

  • CRAO occurred in 1.48% of pregnant patients with retinal arterial occlusion.
  • The pregnant patients experienced transient visual field defects and retinal edema.
  • Ophthalmological sequelae resolved with conservative management.

Implications:

  • Pregnancy may be a risk factor for CRAO.
  • Further research is needed to confirm the association between pregnancy and CRAO.
  • Understanding this association can inform clinical management and patient counseling.