Background Sarcomas are associated with a relatively high local recurrence rate of around
30 % in the pelvis. Inadequate surgical margins are the most important reason. However, …

Osteosarcoma is the most frequent primary malignant bone tumor in children and adolescents
with a high propensity for lung metastasis, the major cause of disease‐related death. …

Background Correct sagittal alignment with a balanced pelvis and spine is crucial in the
management of spinal disorders. The pelvic incidence (PI) describes the sagittal pelvic …

Introduction Radiation protection is becoming more important with an ongoing increase in
radiation exposure due to the use of X-rays in minimally invasive procedures in orthopaedic …

Background Reconstruction of the extensor mechanism after resection of the proximal tibia is
challenging, and several methods are available. A medial gastrocnemius flap commonly is …

Study Design. Prospective cross-sectional blinded-assessor cohort study. Objective. The
aim of this study was to determine the inter-rater reliability of the modified Japanese …

Study Design: A retrospective study. Objective: Our study opted to clarify the remaining
issues of lumbar lordosis (LL) with regard to (1) its physiological values,(2) age,(3) sex, and (4) …

Background Leg length discrepancy (LLD) is common after total hip arthroplasty (THA) with
a plethora of clinical consequences. The associations between symptomatic (sLLD; …

Purpose Surgical knots are particularly challenged by high-strength suture material. It was
hypothesized that sutures in a double-stranded looped configuration present mechanical …

Introduction The mechanical conflict in symptomatic femoroacetabular impingement can
lead to early osteoarthritis. However, radiographic impingement morphology is often seen in …