<prompt> A 40-years-old female patient presented with recurrent headaches. MRI showd an extra-aixal, dural based and enhancing lesion. The most likely diagnosis is:MeningiomaGliomaSchwannomaPituitary adenoma  <response>: Ans. is a i.e. Meningioma Except glioma all three i.e. Meningioma, Schwannoma and Pituitary adenoma are extra-axial tumors.Of these only meningioma is the dural based lesion as it arises from the meninges. 