What is the role of anesthesia in the performance of joint aspiration (arthrocentesis)?

Updated: Mar 23, 2020
  • Author: Steven N Berney, MD; Chief Editor: Vinod K Panchbhavi, MD, FACS  more...
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If desired, 1% lidocaine without epinephrine can be instilled into the skin and subcutaneous tissue over the anticipated tract of the needle; 1 mL of lidocaine is usually sufficient. As skill improves, only ethyl chloride spray for anesthesia may be used in certain cases.

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