LKnative - Popliteal sciatic nerve block

2 – Anatomy of the sciatic nerve in the popliteal fossa

In the popliteal fossa the sciatic nerve splits in two branches: the tibial nerve medially and the common peroneal nerve laterally

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The popliteal fossa contains the tibial nerve (TN) medially and the common peroneal nerve (PN) laterally
ST = semitendinosus muscle; SM = semimembranosus muscle; BF = biceps femoris muscle