Foot

Question 1

You decide to perform a nerve block at the ankle. Describe the cutaneous nerve supply of the sole of the foot.

Answer 1

Medial and lateral plantar nerves (from tibial nerve)
Sural nerve.
Saphenous nerve (from femoral nerve)

Question 2

You decide to perform a nerve block at the ankle. What is the surface anatomy of the relevant nerves that supply the sole of the foot?

Answer 2

Laterally, between Achilles tendon and lateral malleollus: Sural nerve.
Medially, between medial malleolus and Achilles tendon, just posterior to the tibial artery: Posterior tibial nerve (which gives rise to the medial and lateral plantar nerves)