title: Fine needle biopsy in retinoblastoma.
abstract: We studied three cases of retinoblastoma in which fine needle biopsy established the correct diagnosis inside the eye or at extraocular sites.
mesh_terms: D000293:Adolescent; D001707:Biopsy, Needle; D002675:Child, Preschool; D003937:Diagnosis, Differential; D005134:Eye Neoplasms / Q000000981:diagnostic imaging / Q000473:pathology* / Q000556:secondary; D005260:Female; D006801:Humans; D009918:Orbital Neoplasms / Q000473:pathology; D012175:Retinoblastoma / Q000000981:diagnostic imaging / Q000473:pathology* / Q000556:secondary; D014057:Tomography, X-Ray Computed