This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Pathology
Secondary toicollis may develop as a result of all the following except 
Select and explain. 
A. Skin scarring usually following burns, B. Veebral injuries, C. Prolapsed interveebral disc, D. Sacroiliitis
D: Sacroiliitis
Answer: D: Sacroiliitis 
Explanation: Other causes of secondary toicolis are tuberculosis, pyogenic infection, ankylosing spondylitis, osteoid osteoma, intraspinal tumours, intracranial tumours of the posterior fossa etc.