Chapter 113 - Ankle Arthroscopy

Question 1

structures at greatest risk with anteromedial portal

Answer 1

great saphenous vein
saphenous nerve

Question 2

structure most at risk with anterolateral portal

Answer 2

intermediate cutaneous branch of the superficial peroneal nerve

Question 3

structure most at risk with posterolateral portal placement

Answer 3

sural nerve
small saphenous v

Question 4

key landmark on posterior ankle arthroscopy

Answer 4

FHL tendon
instruments should ALWAYS be lateral to the FHL tendon (at the medial most aspect, just lateral to the medial mal) to avoid damaging the neurovascualr bundle

Question 5

most common cause of syndesmotic impingement

Answer 5

Bassett’s ligament
- extra bundle of the anterior inferior tibiofibular ligament

dorsiflexion and external rotation of the ankle increases symptoms