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Related Experiment Video

Updated: May 11, 2026

Application of Optical Coherence Tomography to a Mouse Model of Retinopathy

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[Partially pigmented vitreous cyst].

A Léonard¹, P De Potter

¹Service d'ophtalmologie, cliniques universitaires St-Luc, 10, avenue Hippocrate, 1200 Bruxelles, Belgique. leonard.alexandre@gmail.com

Journal Francais D'Ophtalmologie

|April 30, 2013

Summary

This summary is machine-generated.

Free-floating iris pigment epithelial cysts in the vitreous are rare findings. This case highlights a partially pigmented cyst in an asymptomatic patient, emphasizing its origin and differential diagnosis.

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Area of Science:

Ophthalmology
Cell Biology

Background:

Free-floating cysts in the vitreous are uncommon ocular findings.
Iris pigment epithelial cysts are distinct from non-pigmented cysts, which often originate from the hyaloid system.

Observation:

A case of a partially pigmented, free-floating cyst was identified in the vitreous of a 51-year-old asymptomatic patient during a routine eye examination.
The cyst's pigmentation indicated its origin from the iris pigment epithelium.

Findings:

Pigmented free-floating iris pigment epithelial cysts are rare.
These cysts can be mistaken for iris melanoma or primary stromal cysts if not dislodged.

Implications:

Accurate identification of pigmented vitreous cysts is crucial for correct diagnosis.
Observation is typically sufficient treatment for asymptomatic cysts, avoiding unnecessary interventions.