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Sonography of ocular choroidal melanomas
M D Hilborn1, P L Munk, D T Lin
1Department of Diagnostic Radiology, University Hospital, University of Western Ontario, London, Canada.
AJR. American Journal of Roentgenology
|December 1, 1993
Summary
Ocular choroidal melanomas are well-suited for sonography evaluation. This review details their appearance using various sonographic imaging techniques, including Doppler and 3D display.
Area of Science:
- Ophthalmology
- Medical Imaging
Background:
- Ocular choroidal melanomas are tumors requiring accurate diagnostic methods.
- Sonography offers a non-invasive approach for ocular imaging.
Purpose of the Study:
- To illustrate the sonographic appearances of ocular choroidal melanomas.
- To showcase the utility of various sonographic techniques in evaluating these tumors.
Main Methods:
- Review of sonographic imaging of ocular choroidal melanomas.
- Illustration of findings using conventional gray-scale sonography.
- Demonstration of advanced techniques: duplex Doppler, color flow Doppler, and three-dimensional (3D) display.
Main Results:
- Ocular choroidal melanomas exhibit characteristic patterns on sonography.
- Different sonographic modalities provide complementary information for diagnosis and characterization.
- Advanced imaging techniques enhance visualization and diagnostic confidence.
Conclusions:
- Sonography is a highly effective tool for evaluating ocular choroidal melanomas.
- A comprehensive understanding of sonographic appearances across different techniques is crucial for accurate diagnosis.