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: Pathology
[{'content': 'Which of the following is not a seronegativespondyloahropathy - \nSelect and explain. \nA. Psoriatic ahritis, B. Ankylosing spondylitis, C. RA, D. Reiters ahritis', 'role': 'user'}, {'content': "Answer: C \nExplanation: Ans. is 'c' i.e., RA Seronegative spondyloaropathies The seronegative spondyloahropathies are a group of disorders that share ceain clinical features and genetic associations. The word seronegative referres to the absence of rheumatoid factor in this group of disorders. The seronegative spondyloahropathies include ? Ankylosing spondylitis Reactive ahritis - Reiter syndrome and enteritis associated ahritis Psoriatic ahritis Ahritis associated with inflammatory bowel disease, i.e. enteropathic ahritis.", 'role': 'assistant'}]