P0852 Investigating Neurologic Dysfunction in Adolescent Idiopathic Scoliosis Patients Treated with Thoracoabdominal Vertebral Body Tethering

P0853 Subsidence in Nonexpendable, Single-Plane Expandable and Dual-plane Expandable Transforaminal Lumbar Interbody Fusions: A Propensity-Matched Cohort Study