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
Which is of the following is not a feature of papilledema? 
Select and explain. 
A. Deep physiological cupping, B. Absent venous pulsations, C. Bending of blood vessels, D. Decreased visual acuity
A: Deep physiological cupping
Answer: A: Deep physiological cupping 
Explanation: Papilledema is associated with obliteration of the physiological cup and apparent edema of the disc.