Fig. 3From: A comparison between arthroscopic and open surgery for treatment outcomes of chronic lateral ankle instability accompanied by osteochondral lesions of the talusA 2.7-mm, 30°arthroscope was used for ankle arthroscopy. Standard anterolateral, anteromedial, and posterolateral portals were used for arthroscopic inspection. An accessory anterolateral (acAL) portal was created for arthroscopic-assisted Brostrom procedureBack to article page