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Appearances of choroidal osteomas with diagnostic imaging
P A Bloom1, J D Ferris, A Laidlaw
1Department of Ophthalmology, Bristol Eye Hospital, UK.
The British Journal of Radiology
|October 1, 1992
Summary
Choroidal osteomas, rare benign tumors, are increasingly diagnosed. Imaging techniques like ultrasound, fluorescein angiography, and CT effectively detect these lesions, aiding differential diagnosis of ocular fundus masses.
Area of Science:
- Ophthalmology
- Radiology
- Oncology
Background:
- Choroidal osteomas are rare, benign choroidal tumors.
- Increasing recognition necessitates understanding their diagnostic imaging features.
- Distinguishing them from sinister lesions is crucial for appropriate patient management.
Observation:
- Presents diagnostic imaging of three choroidal osteomas.
- Evaluated modalities include ocular ultrasound (US), fluorescein angiography (FA), computed tomography (CT), plain radiography, and magnetic resonance imaging (MRI).
Findings:
- US, FA, and CT demonstrated all three osteomas.
- Plain radiography failed to visualize the lesions.
- MRI did not reveal the osteomas, likely due to their bony composition.
Implications:
- Highlights the utility of US, FA, and CT in diagnosing choroidal osteomas.
- Underscores the limitations of plain radiography and MRI for these specific tumors.
- Provides valuable insights for the differential diagnosis of unusual ocular fundus masses.