These likely present sources of anterolateral gutter impingement.
Anterolateral lateral gutter.
The impingement process begins when an inversion sprain tears the anterior talofibular and or the calcaneofibular ligament.
Anterolateral impingement of the ankle is a relatively uncommon cause of chronic lateral ankle pain produced by entrapment of abnormal soft tissue in the anterolateral gutter of the ankle 2 4.
Panels a d show the left knee whereas panel e shows the right knee.
The ligamentous injury is not severe enough to cause chronic instability.
It is an uncommon cause of chronic lateral ankle pain 6 typically seen in athletes 3 5.
A e arthroscopic views of the lateral gutter structures when viewed from inside.
Anterolateral impingement syndrome of the ankle is caused by entrapment of the hypertrophic soft tissue in the lateral gutter.
The osteochondral loose body likely originates from a full thickness sharply marginated chondral loss along the anterior aspects of the tibial plafond measuring 6 x 8 mm in dimension.
Ament lcl din the lateral gutter.
However inadequate immobilization and rehabilitation may lead to chronic inflammation in the ligament resulting in formation of scar tissue.
Anterolateral impingement is thought to occur subsequent to relatively minor inversion injuries of the ankle.
The patient is supine.
The space may contain joint fluid in asymptomatic individuals and is defined by the following anatomical structures 1 4.
The arthroscope is introduced through a high anterolateral portal while the limb is in the figure of 4 position.