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Pigmented free-floating posterior vitreous cyst.
Claudia Bruè1, Cesare Mariotti, Edoardo De Franco
1Ophthalmology, Department of Neuroscience, Marche Polytechnic University, Ancona 60020, Italy.
Case Reports in Ophthalmological Medicine
|November 3, 2012
Summary
This case study describes a rare pigmented free-floating vitreous cyst, an unusual ocular malformation. Advanced imaging confirmed the cyst
Area of Science:
- Ophthalmology
- Medical Imaging
- Ocular Pathology
Background:
- Vitreous cysts are rare ocular malformations.
- Intraocular cysts can be clear or pigmented and located in various eye segments.
- Vitreous cavity cysts are exceptionally uncommon.
Purpose of the Study:
- To report an unusual case of a pigmented free-floating vitreous cyst.
- To discuss the differential diagnosis of such a condition.
- To highlight the diagnostic utility of ocular ultrasound.
Main Methods:
- Observational case study.
- Ophthalmological examination including visual acuity and funduscopy.
- Real-time B-scan and color Doppler ultrasound of the affected eye.
Main Results:
- A 14-year-old male presented with a pigmented, free-floating lesion in the vitreous of his left eye.
- Ocular ultrasound revealed a hyperechogenic spherical material without internal reflectivity.
- Color Doppler ultrasound excluded a persistent hyaloid artery.
Conclusions:
- Pigmented free-floating vitreous cysts are exceedingly rare ocular findings.
- Ocular ultrasound is a valuable tool in diagnosing intraocular cystic lesions.
- This case expands the understanding of rare vitreous cavity abnormalities.
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