Precancerous melanosis.
D003228:Conjunctiva; D003230:Conjunctival Neoplasms; D006801:Humans; D008545:Melanoma; D008548:Melanosis; D009369:Neoplasms; D009506:Nevus; D009508:Nevus, Pigmented; D012878:Skin Neoplasms
CONJUNCTIVA/neoplasms; MELANOMA; MELANOSIS; NEVUS, PIGMENTED