This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: C.N.S, Subject name: Medicine
[{'content': 'A middle aged female repoed with dull diffuse progressive headache of 2 months duration associated with episodes of vomiting and blurred vision at times. Cough increases the headache.Likely patient has \nSelect and explain. \nA. Vascular headache, B. Intracranial space occupying lesion, C. Intracerebral hemorrhage, D. Acute pyogenic meningitis', 'role': 'user'}, {'content': 'Answer: B \nExplanation: A space-occupying lesion of the brain is usually due to malignancy but it can be caused by other pathology such as an abscess or a haematoma. Almost half of intracerebral tumours are primary but the rest have originated outside the CNS and are metastases Features of a headache indicating a high risk of a space-occupying lesion of the brain or idiopathic intracranial hypeension include: A new headache with features suggestive of raised intracranial pressure, including papilloedema, vomiting, posture-related headache, or headache waking the patient from sleep Ref Harrison20th edition pg 2456', 'role': 'assistant'}]