Abstract
Most of the iris melanomas arise from pre-existing iris nevi. Early diagnosis of iris melanomas is quite important because of potential risk of enucleation, metastasis and functional loss. Being aware of the clinical parameters predicting the development of melanoma from pre-existing nevus will help determining the hazardous nevus group and early diagnosis of iris melanomas. In this review, clinical features of iris nevi and melanomas and distinguishing clinical parameters were presented. Thus, helping in the clinical management of such patients were aimed.