Popliteal fossa

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Nerves of the popliteal fossa:


Note the following points about these nerves.

  1. The formation of the sural nerves by branches of the tibial (medial sural) and common peroneal (lateral sural) nerves.
  2. All motor branches in this region spring from the tibial nerve, one branch coming from the medial side, the others from its lateral side, hence, its safer to approach the nerve on its medial side.
  3. The common peroneal nerve follows the medial border of the biceps femoris.

Popliteal Lymph Nodes:

Lymph nodes embedded in the fat drain the

  • Lateral part of the foot
  • The heel
  • Back of the leg

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