[A case of intraocular recurrence at a distant site of malignant melanoma of the choroid treated by cobalt 60 disk].

Twenty months after cobalt 60 plaque therapy of a choroidal malignant melanoma, a patient developed an intraocular recurrence at a site distant from and non contiguous to the original lesion that seemed controlled. The characteristics and the possible explanations of this unusual recurrence are discussed.