Amelanotic melanoma (tapioca melanoma) of the iris.
D005134:Eye Neoplasms / Q000175:diagnosis / Q000473:pathology*; D005260:Female; D006068:Gonioscopy; D006801:Humans; D007498:Iris; D008545:Melanoma / Q000175:diagnosis / Q000473:pathology*; D008875:Middle Aged; D010781:Photography