Monoarticular joint pain ddx

Which of the following statements best describes the characteristic findings in synovial fluid analysis for septic arthritis?

1: Synovial fluid WBC count > 50,000 cells/mm³, predominantly neutrophils
2: Presence of CPPD crystals, rhomboid-shaped and positively birefringent
3: Presence of monosodium urate crystals, needle-shaped and negatively birefringent
4: Synovial fluid WBC count < 5,000 cells/mm³ with predominantly lymphocytes