Proton beam therapy is a safe irradiation modality for choroidal melanoma. But often after irradiation the exudation increases resulting in an exudative retinal detachment requiring vitreoretinal surgery. It is known that intravitreally injected triamcinolone and TTT is capable to decrease the exudation. If there is any advantage in a combined treatment this study will investigate.
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Decrease of exudation, as indicated by compairing the extent of exudation measured in quadrants in color fundus photographs, autofluorescence imaging, and/or optical coherence tomogaphy.
Timeframe: 6 weeks, 6 months