This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Nervous System, Subject name: Radiology
A 9-year-old female child with history of head ache and visual disturbance. What could be possible diagnosis? 
Select and explain. 
A. Craniopharyngioma, B. Pituitary macroadenoma, C. Hypothalamic Hamartoma, D. Optic glioma
A: Craniopharyngioma
Answer: A: Craniopharyngioma 
Explanation: Ans. a. CraniopharyngiomaCRANIOPHARYNGIOMAIt is most commonly seen in children and diagnosed between 5-12 years of age.Incidence rate 7-10% of the population.Calcification on X-ray is the minimal invasiveness.Symptoms includes:Bitemporal hemianopsiaHeadachePanhypopituitarismGrowth failureVomitingConfusionDelayed pubertyRadiological findings: Calcified lesion seen above the sella turcica.Treatment: Surgery and radiation; no role for chemotherapy