BACKGROUND CONTEXT Pedicle fractures are a rare but potentially devastating
complication of posterior instrumented spinal fusion (PSF). Preoperative awareness of the …

Study Design. A retrospective cohort study with chart review. Objective. The aim of this study
was to compare the reoperation rates for symptomatic nonunions (operative nonunion rates) …

It is uncommon to remove pedicle screws after posterolateral lumbar interbody fusion (PLIF),
and there are a few case reports of vertebral fracture involving holes remaining after screw …

OBJECTIVE Iliac screw fixation and anterior column support are highly recommended to
prevent lumbosacral pseudarthrosis after long-level adult spinal deformity (ASD) surgery …

BACKGROUND CONTEXT Lateral lumbar interbody fusion with percutaneous pedicle screw
fixation (LLIF-PPS) is a circumferential minimally-invasive surgery (MIS) that achieves …

Study Design. The case report of a 60-year-old man with late onset back pain after lumbar
spine fusion is presented. Objective. To report the rare complication of bilateral pedicle …

Background The lumbosacral (LS) junction has a higher nonunion rate than other lumbar
segments, especially in long-level fusion. Nonunion at L5–S1 would result in low back pain …

Some cases with lumbar degenerative diseases require multi-level fusion surgeries. At our
institute, 27 and 4 procedures of 3-and 4-level fusion were performed out of a total 672 …

Report of a rare complication-fracture of the pedicles-in a patient with total disc replacement
of L5-S1, a surgical resolution, and a biomechanical explanation. To the authors' …

Factors Affecting Incomplete L5/S Posterior Lumbar Interbody Fusion, Including Spinopelvic
Sagittal Parameters - PMC Back to Top Skip to main content NIH NLM Logo Access keys NCBI …