Background: Femoroacetabular impingement (FAI) is predominant in young male athletes, but not much is known about gait differences in cases of increased hip alpha angles. In our study, the hip ...

We reproduced this observation when measuring bone rather than cartilage alpha angles at 2 o’clock and 3 o’clock. In the skeletally immature hip, the ossified femoral head is small relative to the ...