Optical Coherence Tomography of Retinal Abnormalities Associated With Choroidal Nevus, Choroidal Melanoma and Choroidal Melanoma Treated With Iodine-125 Brachytherapy

Inclusion Criteria: * Adults (18 years or older) with: * choroidal nevus greater than or equal to 3.0 mm in longest basal diameter, or greater than or equal to 1.25 mm in apical height or: * choroidal melanoma located in the posterior pole (4mm or less from the center of fovea or the border of the optic nerve head) Exclusion Criteria: * Ocular media opacity in the tumor eye that prevents adequate functional testing or imaging and prior or concurrent retinal or choroidal disease in the tumor eye that prevents adequate functional testing or imaging