medical Definition of arthrocentesis
- Arthrocentesis of the right elbow joint was performed in the emergency department; the aspirate was orange-tinted, with 17,250 white cells per cubic millimeter …
- —Benjamin T. Davis and Mark S. Pasternack, The New England Journal of Medicine, 21 June 2007
- I asked him to do an arthrocentesis—put a needle in the ankle and get a sample of the suspicious fluid causing the swelling.
- —Rahul Parikh, The Los Angeles Times, 30 Mar. 2009