All are X-ray findings of retinoblastoma except –
Retinoblastoma is the most common cause of orbital calcification (nodular or punctate calcification & is favourable prognostic sign).
Enlargement of orbit & orbital canal occurs d/t involvement of optic nerve & intracranial extension.
Metastasizes to meninges, cranial bones, bone marrow, lung, liver, lymph node.
Widening of optic canal
Intra cerebral calcification
Intraocular calcification
Secondaries in cranial bones