You are a helpful, respectful, and honest assistant. Always answer as helpfully as possible, while being safe. Your answers should not include any harmful, unethical, racist, sexist, toxic, dangerous, or illegal content. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information.
What is In a child with retinoblastoma, which of the following is NOT a common finding in the X-ray: September 2012 and explain in detail?
Ans. B i.e. lntracerebral calcification Retinoblastoma May be bilateral in 30-40% cases (paicularly familial ones), Knudsons hypothesis is related to Rb MC manifestation of Rb: Leukocoria/ Amaurotic cat's eye reflex Treatment of diffuse Rb: Enucleation (removal of eyeball with poion of optic nerve from orbit) Treatment of small Rb: Brachytherapy Treatment of bilateral Rb & metastatic disease: Chemotherapy