DICER1 and neoplasm: The other study to our knowledge with genetic testing was an 18-year-old woman who presented with a 2-month history of painless visual loss and was found to have a 6 mm ciliary body mass; the tumor was characterized by a proliferation of neurotubular structures and cords surrounded by a loose stroma without heterotopic features and a somatic DICER1 mutation was identified in this case in exon 26 (D1709N) without a germline mutation174.