Study design: Systematic Review and Meta-analysis. Objective: Surgical alternatives to treat
lumbar spinal stenosis and instability include indirect (ALIF, OLIF, and LLIF) and direct (TLIF …

Objective We sought to identify delays for surgery to stabilize unstable thoracolumbar fractures
and the main reasons for them across Latin America. Methods We reviewed the charts of …

Background: Thoracic and lumbar spine injuries may require surgical management, particularly
AO Spine types B and C injuries. Open reduction and fixation using pedicle screws, with …

Background Unstable thoracolumbar spinal injuries benefit from surgical fixation. However,
perioperative complications significantly affect outcomes in surgicallytreated spine patients. …

Background Factors influencing the length of spinal instrumentation have been mostly
evaluated in burst fractures, receiving more attention than other unstable thoracolumbar injuries. …

Study Design: Cross-sectional survey. Objectives: Assessment of subaxial cervical facet injuries
using the AO Spine Subaxial Cervical Spine Injury Classification System is based on CT …

Study Design. Retrospective radiographic analysis of lumbar spine range of motion (ROM)
after monosegmental fusion and posterior dynamic stabilization at the level L4–L5. Objective. …

Objectives To perform an interobserver and intraobserver agreement evaluation of the new
AO Spine-DGOU classification system for osteoporotic thoracolumbar fractures (OFc). …

Objective We sought to compare the outcomes of single-position (SP) circumferential lumbar
interbody fusion in lateral decubitus versus dual-position (DP) fusion. Methods A systematic …

Purpose A classification system was recently developed by the international association AO
Spine for assessing subaxial cervical spine fractures. Significant variability exists between …