Why is knowledge of knee anatomy required to perform knee arthrocentesis?

Updated: Nov 03, 2020
  • Author: Gil Z Shlamovitz, MD, FACEP; Chief Editor: Erik D Schraga, MD  more...
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Answer

The clinician performing the procedure should be familiar with the anatomy of the specific joint and cognizant of the relevant landmarks in order to avoid puncture of tendons, blood vessels, and nerves (see the images below).

Anterior view of right knee. Anterior view of right knee.
Anatomic landmarks for knee arthrocentesis. Anatomic landmarks for knee arthrocentesis.

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