This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Joint disorders, Subject name: Anatomy
[{'content': 'Syndesmophytes are seen with \nSelect and explain. \nA. Ankylosing spondylitis, B. Rheumatoid ahritis, C. Osteoahritis, D. All', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Syndesmophytes are seen in : Ankylosing spondylitis Reiters disease Psoriatic ahritis Ahritis assoasiated with inflammatory bowel disease Refer : 9th edition maheswari book of ohopedics', 'role': 'assistant'}]