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
In Klippel-Feil syndrome, the patient has all of the following clinical features, EXCEPT: 
Select and explain. 
A. Low hair line, B. Bilateral Neck webbing, C. Bilateral shoness of sterno mastoid muscles, D. Gross limitations of neck movements
C: Bilateral shoness of sterno mastoid muscles
Answer: C: Bilateral shoness of sterno mastoid muscles 
Explanation: Bilateral shoness of sternomastoid is not included in Klippel-Feil syndrome. Ref:Harrison's Principles of Internal Medicine, 14th Edition, Page 2120 and 15th Edition, Page 2174