Increased hip flexion angle and protrusion of the anterior acetabular component can predict symptomatic iliopsoas impingement after total hip arthroplasty: a retrospective study.
Yasuaki TamakiTomohiro GotoKeizo WadaYasuyuki OmichiDaisuke HamadaKoichi SairyoPublished in: Hip international : the journal of clinical and experimental research on hip pathology and therapy (2022)
An increased hip flexion angle and protrusion of the anterior acetabular component predicted symptomatic IPI. The threshold cup protrusion length suggesting mild IPI might be about 3.9 mm and could be useful for identifying candidates for conservative treatment.