system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
A 48-year old woman comes with bilateral progressive weakness of both lower limbs, spasticity and mild impairement of respiratory movements. MRI shows an intradural mid-dorsal midline enhancing lesion. What is the diagnosis?
assistant
The correct answer is  CNS Tumor Intra-axial Extra-axial Neuronal Astrocytoma (Glioma) Lymphoma Pituitary Schwannoma Meningioma Ref: Harrison 19th edition Pgno: 602