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: Surgery
All of the following are true about Arnold Chiari Malformation Type I except: 
Select and explain. 
A. Displacement of cerebellar tonsils (>5mm) into cervical canal, B. Neck pain and spasticity present, C. Syringomyelia can be present, D. Associated with hydrocephalus
D: Associated with hydrocephalus
Answer: D: Associated with hydrocephalus 
Explanation: Hydrocephalus is seen with Type II Chiari Malformation, not Type I.