Case Reports blue nevi, as the name suggests, contain islets of hypercellular bland polygonal or spindle cells without atypia.The malignant potential of blue nevi is extremely low. Atypical cellular blue nevi and melanomas do occur, however, and their malignant histopathology is unpredictable from a clinical examination. For that reason full-thickness eyelid excision of tarsal pigmented lesions with at least 2-mm margins has been recommended. 2