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: Medicine
[{'content': 'Which of the following is seen in seropositive rheumatoid ahritis? \nSelect and explain. \nA. Multiple joints affected, B. Symmetrical joint symptoms, C. Joint pain and swelling, D. All', 'role': 'user'}, {'content': 'Answer: D \nExplanation: * Positive for Rheumatoid factor in blood is seropositivity. * Patients with positive rheumatoid factor usually present with symptoms like * Joint deformities & disability * Symmetrical involvement of joints * Inflammation * Swelling and painful in multiple joints, especially of hands and feet. * Morning stiffness (sho term) * Development of firm lumps near joints - "Rheumatoid nodules" * Deterioration of bone & cailage (X- ray findings REF : HARRISONS 21ST ED', 'role': 'assistant'}]