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MR imaging of uveal melanoma and orbit
The research described in this thesis implemented Magnetic Resonance Imaging (MRI) as a diagnostic imaging technique in uveal melanoma, by developing a dedicated eye MRI protocol and extensively evaluating the MR imaging characteristics of uveal melanoma. This improved the diagnosis and treatment of uveal melanoma, sometimes enabling an eye-preserving therapy instead of enucleation.
Furthermore, the imaging characteristics of orbital inflammation were reviewed and a systematic approach for the radiological evaluation of these patients was proposed. It allows one to recognize an orbital solid enhancing lesion as inflammatory, and not to mistake it for infection or tumor, and it will help recognizing its underlying inflammatory disease. This enables the treating physician to establish an adequate treatment and at times a biopsy can be avoided.
Finally, a dedicated eyelid MRI protocol was developed and it was assessed whether the different eyelid layers are possibly to...
Show moreThe research described in this thesis implemented Magnetic Resonance Imaging (MRI) as a diagnostic imaging technique in uveal melanoma, by developing a dedicated eye MRI protocol and extensively evaluating the MR imaging characteristics of uveal melanoma. This improved the diagnosis and treatment of uveal melanoma, sometimes enabling an eye-preserving therapy instead of enucleation.
Furthermore, the imaging characteristics of orbital inflammation were reviewed and a systematic approach for the radiological evaluation of these patients was proposed. It allows one to recognize an orbital solid enhancing lesion as inflammatory, and not to mistake it for infection or tumor, and it will help recognizing its underlying inflammatory disease. This enables the treating physician to establish an adequate treatment and at times a biopsy can be avoided.
Finally, a dedicated eyelid MRI protocol was developed and it was assessed whether the different eyelid layers are possibly to identify on MRI (as well as on Computer Tomography), in order to improve the evaluation of the local extension of an eyelid tumor, important for the surgical planning and outcome.
- All authors
- Guerreiro Gonçalves Ferreira, T.A.
- Supervisor
- Webb, A.G.; Luyten, G.P.M.
- Co-supervisor
- Beenakker, J.W.M.
- Committee
- Buchem, M. van; Osch, M.J.P. van; Vu, T.H.K.; Casselman, J.W.; Kiilgaard, J.F.
- Qualification
- Doctor (dr.)
- Awarding Institution
- Faculty of Medicine, Leiden University Medical Center (LUMC), Leiden University
- Date
- 2023-06-27
- ISBN (print)
- 9789464831061
Funding
- Sponsorship
- Stichting Leids Oogheelkundig Ondersteuningsfonds, Stichting Blindenbelangen, Stichting Blindenhulp, Landelijke Stichting voor Blinden en Slechtzienden, Sectra and Chipsoft