This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Ear, Subject name: ENT
[{'content': 'Tober Ayer test is positive in \nSelect and explain. \nA. Lateral sinus thrombosis, B. Petrositis, C. Cerebral abscess, D. Subarachnoid haemorrhage', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Tobey Ayer test is positive in Lateral sinus thrombophlebitis.Compression of Inferior Jugular Vein in the neck on the normal side causes a rise in CSF pressure but not on the affected side.Ref: Hazarika; 3rd ed; Pg 171', 'role': 'assistant'}]