Nevus pigmentosus in a pyterygium.
D003228:Conjunctiva; D003229:Conjunctival Diseases; D004194:Disease; D006801:Humans; D009506:Nevus / Q000150:complications*; D009508:Nevus, Pigmented; D012878:Skin Neoplasms
CONJUNCTIVA/diseases; NEVI/complications and sequels