Stem alignment with short tapered-wedge cementless stems affects bone mineral density continuously for at least 5 years after primary total hip arthroplasty.
Sho MasudaKentaro IwakiriYoichi OhtaYukihide MinodaAkio KobayashiHiroaki NakamuraPublished in: Hip international : the journal of clinical and experimental research on hip pathology and therapy (2023)
Our data showed that stem alignment affects BMD based on 5-year follow-up data after surgery. Careful observation is necessary, especially when using short tapered-wedge cementless stems, as stem alignment may affect changes in BMD levels more than 5 years after surgery.