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Peripapillary arterial loop--case report.

P C Ding1, M T Chen

  • 1Department of Ophthalmology, Kaohsiung Medical University, Taiwan, Republic of China.

The Kaohsiung Journal of Medical Sciences
|October 13, 1999
PubMed
Summary
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Peripapillary arterial loops are rare congenital retinal vascular anomalies. This case highlights their potential to cause significant hemorrhage, suggesting leakage from the loop itself as a cause.

Area of Science:

  • Ophthalmology
  • Vascular Anomalies
  • Retinal Imaging

Background:

  • Peripapillary arterial loops are uncommon congenital retinal arterial anomalies.
  • These vascular anomalies originate and terminate on the retina outside the optic disc borders.

Observation:

  • A case of peripapillary arterial loop associated with preretinal and vitreous hemorrhage is presented.
  • Fluorescein angiography revealed the arterial loop and demonstrated leakage from the loop and its associated capillaries.

Findings:

  • The peripapillary arterial loop was identified as the source of both preretinal and vitreous hemorrhage.
  • Leakage from the anomalous arterial loop and its adjacent capillaries is implicated in the hemorrhage.

Implications:

Related Experiment Videos

  • This case underscores the importance of considering peripapillary arterial loops in the differential diagnosis of retinal hemorrhage.
  • Understanding the vascular dynamics of these anomalies is crucial for managing associated bleeding complications.