<prompt> A 6 years old boy has been complaining of headache, ignoring to see the objects on the sides for four months. On examination, he is not mentally retarded, his grades at school are good, and visual acuity is diminished in both the eyes. Visual chaing showed significant field defect. CT scan of the head showed suprasellar mass with calcification. Which of the following is the most probable diagnosis?AstrocytomaCraniopharyngiomaPituitary adenomaMeningioma  <response>: The given scenario suggests diagnosis of craniopharyngioma. CRANIOPHARYNGIOMA Derived from Rathkes pouch Presents with signs of increased intracranial pressure, including headache, vomiting, papilledema, and hydrocephalus. Associated with hypopituitarism 90, diabetes insipidus 10 growth retardation 50 Treatment involves transcranial or transsphenoidal surgical resection followed by postoperative radiation of residual tumor. 