➤ Symptoms that suggest that the sacroiliac joint (SIJ), as opposed to pathology of the lumbar
spine or hip, may be a source of pain include pain with position changes, such as standing …

Purpose of Review Intervertebral disc degeneration is a contributor to chronic back pain.
While a part of the natural aging process, early or rapid intervertebral disc degeneration is …

Purpose To determine if lumbar fusion increases the risk of dislocation following total hip
arthroplasty (THA) via a posterior approach and to investigate anatomic variables associated …

Study Design: This was an innovative concept and a preliminary prospective series. Objective:
The aim of this study was to present the concept and the technical aspects of patient-…

Study design This is a retrospective, single-institution, cohort study. Objectives To evaluate
the association of Mersilene tape use and risk of proximal junctional kyphosis (PJK), after …

Purpose Description of a novel method for evaluation of pedicle screws in 3 dimensions
utilizing O-arm ® and StealthStation ® navigation; identifying sources of error, and pearls for …

OBJECTIVE There are few prior reports of acute pelvic instrumentation failure in spinal
deformity surgery. The objective of this study was to determine if a previously identified …

… J Spine Surg … All surgeries were performed by one of the two senior authors, Christopher
J. Kleck or Vikas V. Patel, at a single institution. The surgical records were queried to identify …

Study Design: Description of a navigated, single-step, minimally invasive technique for the
placement of pedicle screws. Objective: To describe a new technique for minimally invasive …

Study Design Clinically related experimental study. Objective Evaluation of strain in posterior
low lumbar and spinopelvic instrumentation for multilevel fusion resulting from the impact of …