posteromedial
adjective medical specialized uk/ˌpɒs.tə.rəʊˈmiː.di.əl/ us/ˌpɑːs.tə.roʊˈmiː.di.əl/
（身体）后中的，接近背中部的
situated in the back and towards the middle of the body
Failure to recognize the injury may lead to posteromedial ankle pain. 没有意识到受伤可能导致了脚踝后中部疼痛。