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Case 4. A) Fundus photograph of a bilobated choroidal melanoma located nasally to the optic disc. B, C) Regression of the tumor at follow-up and appearance of radiation and optic retinopathy. D-I) Transversal and longitudinal B-scan ultrasound clearly showing the bilobed morphology of the choroidal melanoma at diagnosis and tumor regression after ruthenium plaque
