Study Design. Retrospective case series of surgically treated patients with adult spine
deformity (ASD). Objective. To report the incidence of proximal junctional failure (PJF) …

Proximal junctional problems are among the potential complications of surgery for adult
spinal deformity (ASD) and are associated with higher morbidity and increased rates of …

Study Design. Systematic review of literature. Objective. To perform a comprehensive
English language systematic literature review of proximal junctional kyphosis (PJK) and …

The purpose of this review is the current understanding of proximal junctional kyphosis
(PJK) and proximal junctional failure (PJF) following adult spinal deformity (ASD) surgery …

Study Design. Multicenter, retrospective, consecutive case series. Objective. This study aims
to identify demographic and radiographical characteristics that influence the decision to …

Technical advancements have enabled the spinal deformity surgeon to correct severe spinal
mal-alignment. However, proximal adjacent segment pathology (ASP) remains a significant …

Introduction Proximal junctional kyphosis (PJK) is a relatively common complication
following spinal deformity surgery that may require reoperation. Although isolating the …

Study Design. Multicenter, retrospective series. Objective. To analyze the incidence, mode,
and location of acute proximal junctional failures (APJFs) after surgical treatment of adult …

OBJECTIVE Proximal junctional kyphosis (PJK) is a well-recognized, yet incompletely
defined, complication of adult spinal deformity surgery. There is no standardized definition …

Study Design. Retrospective review of prospectively collected data. Objective. The aim of
this study was to examine which radiographic parameters and surgical strategies are most …