Malignant melanoma of the choroid with literature review.

A 67-year-old white male presented for an eye examination with history of difficulty reading. Upon routine dilation, an unsuspected malignant melanoma of the choroid was discovered. Binocular indirect ophthalmoscopy, B-scan ultrasonography, and visual field testing helped confirm the initial diagnosis. Uveal malignant melanoma is the most common primary intraocular malignant tumor occurring in adults. Controversial issues regarding proper management of choroidal malignant melanoma are discussed.