Joint contact stress improves in dysplastic hips after periacetabular osteotomy but remains higher than in normal hips.
Jessica E GoetzHolly D Thomas-AitkenSean E SittonRobert W WestermannMichael C WilleyPublished in: Hip international : the journal of clinical and experimental research on hip pathology and therapy (2021)
While contact mechanics in dysplastic hips more closely resembled those of normal hips after PAO, the elevated contact stresses and smaller contact areas remaining after PAO indicate ongoing mechanical abnormalities should be expected even after radiographically successful surgical correction.