This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Ophthalmology
[{'content': 'Fundoscopic features of papilledema include all the following except \nSelect and explain. \nA. Ill-defined disc margin, B. Deep physiological cup, C. Absent venous pulsation, D. Bending of blood vessels', 'role': 'user'}, {'content': 'Answer: B \nExplanation: B. i.e. Deep physiological cup Deep physiological cupQ on fundoscopy is seen in glucoma; where as in papilloedema, there is bluring of margins of optic disc (Pt sign) & reduction in size of physiological cup.Q', 'role': 'assistant'}]