Study Design: This was a prospective consecutive clinical cohort study. Objective: The
purpose of our study was to develop and provide an initial internal validation of a novel …

Purpose To determine the optimal level for the measurement of psoas cross-sectional area
and examine the correlation with short-term functional outcomes of posterior lumbar surgery. …

Background The prone transpsoas (PTP) approach for lateral lumbar interbody fusion (LLIF)
is a relatively novel technique. Currently, little is known about its associated complications …

BACKGROUND CONTEXT Minimally invasive transforaminal lumbar interbody fusion (MI-TLIF)
is a common operative approach to address degenerative lumbar stenosis and …

Study Design: This was a retrospective cohort review. Objective: The objective of this study
was to determine the rate of fusion associated with an expandable cage and iliac crest bone …

Methods Patients who underwent CDR were retrospectively reviewed and divided into 3
cohorts:(1) neutral/lordotic segmental and C2–7 Cobb angle (L),(2) nonlordotic segmental …

Background Chin-on-chest deformity is a rare and severely disabling condition characterized
by kyphotic deformity in the cervicothoracic spine. To treat this deformity, various osteotomy …

BACKGROUND CONTEXT Comparative studies of patients with cervical spondylosis treated
with either cervical disc replacement (CDR) or anterior cervical discectomy and fusion (…

BACKGROUND CONTEXT The decrease of psoas cross-sectional area has been used as a
parameter of sarcopenia and reported to be a predictor of increased risk of mortality and …

BACKGROUND CONTEXT Grit, defined as perseverance and passion for long-term goals,
and self-control, defined as the capacity to regulate impulses in the presence of momentarily …