Pneumatic compression-assisted arthrocentesis enables the successful collection of synovial fluid in the clinically noneffusive symptomatic knee. The majority of extracted synovial fluids are abnormal, indicating inflammatory arthritis, noninflammatory arthritis, or previously unrecognized crystal-associated disease. Pneumatic compression-assisted arthrocentesis is useful in the evaluation of the clinically noneffusive symptomatic knee.
Patel et al. (Wed,) studied this question.