title: Introduction/Summary statement: adjacent segment pathology.
authors.affiliation: Washington University Orthopedics, Washington University School of Medicine, St. Louis, MO 63110, USA. riewd@wustl.edu
authors.forename: K Daniel
authors.initials: KD
authors.lastname: Riew
authors.forename: Daniel C
authors.initials: DC
authors.lastname: Norvell
authors.forename: Jens R
authors.initials: JR
authors.lastname: Chapman
authors.forename: Andrea C
authors.initials: AC
authors.lastname: Skelly
authors.forename: Joseph R
authors.initials: JR
authors.lastname: Dettori
mesh_terms: D006801:Humans; D013122:Spinal Diseases / Q000628:therapy*; D013123:Spinal Fusion / Q000379:methods; D013131:Spine / Q000473:pathology*