Background Despite dislocation being the most frequent complication after revision THA,
risk factors for its occurrence are not completely understood. Questions/purposes We …

Osteoarthritis (OA) is a systemic and inevitable disease of aging that can affect the hip and
spine concurrently, producing substantial pain and disability. 1–11 The degenerative …

Background A large body of evidence has confirmed that patients with spinal deformity,
lumbar fusion, and abnormal spinopelvic mobility are at significantly increased risk for …

Background: Late dislocations after total hip arthroplasty (THA) are challenging for the hip
surgeon because the cause is often not evident and recurrence is common. Recently …

Background and purpose The effects of patient-related and technical factors on the risk of
revision due to dislocation after primary total hip arthroplasty (THA) are only partly …

Background Patients undergoing primary total hip arthroplasty (THA) with prior lumbar spine
fusion (LSF) are a high-risk group for instability with reported incidence of dislocation as …

Introduction Dislocation after total hip arthroplasty (THA) is a leading reason for surgical
revision. The risk factors for dislocation are controversial, particularly those related to the …

Aims Joint registries typically use revision of an implant as an endpoint and report survival
rates after a defined number of years. However, reporting lifetime risk of revision may be …

Background and purpose—Recurrent dislocation is the commonest cause of early revision
of a total hip arthropasty (THA). We examined the effect of femoral head size and surgical …

In this issue of The Bone & Joint Journal, we highlight many of the hotly debated areas in
total hip arthroplasty (THA). This includes the influence of spinopelvic alignment on the …