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: Unknown
[{'content': 'Which of the following is not a seronegative spondyloarthropathy - \nSelect and explain. \nA. Psoriatic arthritis, B. Ankylosing spondylitis, C. RA, D. Reiters arthritis', 'role': 'user'}, {'content': "Answer: C \nExplanation: Ans. is 'c' i.e., RA Seronegative spondyloarthropathieso The seronegative spondyloarthropathies are a group of disorders that share certain clinical features and genetic associations.o The word seronegative referred to the absence of rheumatoid factor in this group of disorders,o The seronegative spondyloarthropathies include -Ankylosing spondylitisReactive arthritis - Reiter syndrome and enteritis associated arthritisPsoriatic arthritisArthritis associated with inflammatory bowel disease, i.e. enteropathic arthritis.", 'role': 'assistant'}]