Isthmic spondylolisthesis (IS) is the anterior translation of 1 lumbar vertebra relative to the
next caudal segment due to a defect in the pars interarticularis. 1, 2 This leads to foraminal …

BACKGROUND CONTEXT Patients scheduled for L4− 5 PLIF often have FS at L5-S1.
However, data on the clinical and radiographic outcomes of cases with mild-to-moderate …

Abstract Background The subsequent L5-S1 disc degeneration associated with long fusion
arthrodesis terminating at L5 in patients with adult scoliosis has been a common concern …

Objective In the treatment of lumbar degenerative spondylolisthesis (LDS) with Posterior
lumbar interbody fusion (PLIF) surgery, interbody fusion implants play a key role in …

Background Comparatively little is known about the relation between the sagittal vertical
axis and clinical outcome in cases of degenerative lumbar spondylolisthesis. The objective …

Purpose The present study aimed to (1) compare sagittal alignment between patients with
degenerative lumbar spondylolisthesis (DLS) who reached or missed the minimal clinically …

Study Design: Retrospective cohort study. Objective: The objective of the study was to
analyze segmental balance in patients with isthmic spondylolisthesis undergoing single …

Aims High-grade dysplastic spondylolisthesis is a disabling disorder for which many
different operative techniques have been described. The aim of this study is to evaluate …

Abstract Introduction High-grade L5-S1 spondylolisthesis alters sagittal spinopelvic balance,
which can cause low back pain and progressive neurologic disorder. The present study …

Study design: Retrospective analysis. Objective: The object is to assess the correlation
between whole lumbar lordosis (LL) and the segmental angle (SA) after single-level anterior …