M24.1 - Other articular cartilage disorders
M24.17 - Other articular cartilage disorders, ankle and foot
M24.171 - Other articular cartilage disorders, right ankle
M24.172 - Other articular cartilage disorders, left ankle
M24.173 - Other articular cartilage disorders, unspecified ankle
M24.174 - Other articular cartilage disorders, right foot
M24.175 - Other articular cartilage disorders, left foot
M24.176 - Other articular cartilage disorders, unspecified foot