Adequate sagittal balance (SB) is essential to maintain an upright, efficient, and painless
posture. It has been shown that sagittal profile alterations affect quality of life of patients with …

Pelvic motion acting as a hinge between the spine and hips is essential to maintain proper
balance during bipedalism. Pelvic rotation is recruited as a compensation mechanism when …

Purpose There are still no data proving whether restoring the ideal sagittal profile (according
to Roussouly classification) in adult scoliosis (AS) patients leads to any additional benefit …

Study design Retrospective analysis of prospectively collected data. Objective To determine
the influence of postoperative ideal lordosis distribution and ideal sagittal harmony on …

Study Design. Retrospective cohort study of a prospectively collected database. Objective.
To compare clinical utility of two common classification systems for adult spinal deformity …

Background To achieve the proper sagittal alignment, previous studies have developed
different assessment systems for adult degenerative scoliosis (ADS) which could help the …

Adolescent idiopathic scoliosis that has progressed over time, de novo scoliosis, and
degenerative scoliosis represent different types of adult spinal deformity (ASD). Functional …

Study Design. A retrospective cohort study of a prospectively collected multicenter adult
spinal deformity (ASD) database. Objective. The aim of this study was to compare staged …

Background Recent studies demonstrated that restoring sagittal alignment to the original
Roussouly type can remarkably reduce complication rates after adult spinal deformity …

Purpose Four-rod instrumentation and interbody fusion may reduce mechanical
complications in degenerative scoliosis surgery compared to 2-rod instrumentation. The …