Purpose The goal of this study was to characterize the spino-pelvic realignment and the
maintenance of that realignment by the upper-most instrumented vertebra (UIV) for adult …

Purpose The objective of this retrospective study was to provide the radiographic outcomes
and complications for pedicle subtraction osteotomy (PSO) performed at the low lumbar …

OBJECTIVE Fixed sagittal spinal malalignment is a common problem in adult spinal
deformity (ASD). Various three-column osteotomy techniques, including the extended …

Objective. To compare alignment correction and perioperative complications after pedicle
subtraction osteotomies (PSO) in the primary versus revision surgery setting for ASD …

OBJECTIVE Pedicle subtraction osteotomy (PSO) is commonly performed for correction of
spinal sagittal plane deformities. The PSO results in complex, multiple changes of the …

Purpose Pedicle subtraction osteotomy is a well-described surgical technique for treatment
of kyphotic deformity in the spine. It is not widely used for treatment of thoracic kyphosis. We …

Purpose Pedicle subtraction osteotomy (PSO) is one of the surgical options for treating
alignment disorders of the fused spine (due to post-surgical fusion or related to arthritis). It …

Study Design. Consecutive, multicenter retrospective review. Objective. To evaluate if
change in thoracic kyphosis (TK) has a positive or negative impact on spinopelvic alignment …

Design: Retrospective study of radiologic records of patients who underwent lumbar pedicle
subtraction osteotomy (PSO) procedures. Objective: To evaluate the restoration of spinal …

Study Design. An analysis of clinical and radiographic data of 40 consecutive patients with
fixed sagittal imbalance. Objective. To determine the effect of mid lumbar pedicle subtraction …