All are X-ray findings of retinoblastoma except :
Correct Answer: Intra cerebral calcification
Description: B i.e. Intracerebral calcification Retinoblastoma is the malignant congenital intraocular tumor arising from primitive photoreceptor cells of retina (included in primitive neuroectodermal tumor). Histologically, it shows Flexner-Wintersteiner rosettesQ (50%) Home-Wright rosettesQ &fleurettesQ. Clinically presents with cat's eye reflex/leukokoriaQ. Retinoblastoma is the most common cause orbital calcificationQ (nodular or punctate calcification & is ourable prognostic sign.) Enlargement of orbit & orbital canalQ occurs d/t involvement of optic nerve & intracranial extension. Metastasize to meninges, cranial bonesQ, bone marrow, lung, liver, lymph node.
Category:
Radiology
Get More
Subject Mock Tests
Practice with over 200,000 questions from various medical subjects and improve your knowledge.
Attempt a mock test nowMock Exam
Take an exam with 100 random questions selected from all subjects to test your knowledge.
Coming SoonGet More
Subject Mock Tests
Try practicing mock tests with over 200,000 questions from various medical subjects.
Attempt a mock test now