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: ENT
Acoustic neuroma causes the following except- 
Select and explain. 
A. Ptosis, B. Nystagmus, C. Unilateral deafness, D. Loss of corneal reflex
A: Ptosis
Answer: A: Ptosis 
Explanation: None