Task: Question Answering
Input (English): Question: A 40-year-old man goes to the emergency department for inflammation of the right knee of about 24 hours of evolution. The patient does not report previous trauma and is the first episode of arthritis that presents. A the anamnesis directed that 4 weeks ago he returned from a trip to Morocco and that being there he presented chills and diarrhea that subsided after a week. The examination also revealed inflammation of the right Achilles tendon. What is the attitude to follow? 
 Options:  <1> It is a spondyloarthropathy, start treatment with methotrexate. <2> Immobilize the knee with a bandage for 15 days and give non-steroidal anti-inflammatories. <3> Practice an arthrocentesis to perform culture, analysis of microcrystals and cellular counting of the synovial fluid. <4> Perform an arthroscopy. <5> It is a gouty arthritis, I would start treatment with allopurinol.
Output (English): 3