In this issue of Neurosurgery Clinics, guest editors Drs. Sigurd Berven and Praveen V. Mummaneni bring their considerable expertise to the topic of Spinal Deformity Update. Top experts in the field discuss key topics surrounding abnormal curves in the spine, covering preoperative planning, open surgical approaches, minimally invasive surgical approaches, postoperative care; and more. - Contains 19 relevant, practice-oriented topics including preoperative optimization: risk factors for perioperative complications and preoperative modification; when to do less with adult deformity surgery: fusion of the fractional curve vs. the entire deformity; robotic assisted surgery and navigation in deformity surgery; complications and avoidance in adult deformity surgery; and more. - Provides in-depth clinical reviews on spinal deformities, offering actionable insights for clinical practice. - Presents the latest information on this timely, focused topic under the leadership of experienced editors in the field. Authors synthesize and distill the latest research and practice guidelines to create clinically significant, topic-based reviews.

This issue of Neurosurgery Clinics, edited by Drs. Sigurd Berven and Praveen V. Mummaneni, will cover Degenerative Spinal Deformity: Creating Lordosis in the Lumbar Spine. Topics will include, but are not limited to, Spinopelvic Parameters; Location of lordosis (priority for L4-S1) and Age Adjustments; Approach Selection; Nuances of Pedicle Subtraction Osteotomy; Preventing Pseudarthrosis and PJK; The Challenge of Creating Lordosis in High Grade Dysplastic Spondylolisthesis; Sacropelvic Fixation; Evolution of the MISDEF Algorithm; Transpsoas Approach Nuances; Lateral Prepsoas Approach Nuances; Anterior Column Release; Navigation assisted MIS deformity correction; MIS TLIF; MIS PSO; and The challenge of L4-S1- fractional curves.