# 390 Radiographic Adjacent Segment Pathology Following Treatment with TDR or ACDF at One or Two Levels: A Prospective, Randomized, Controlled FDA Clinical Trial at Seven Years

General Session: Cervical Degenerative

Presented by: P. Nunley - View Abstract

Author(s):

P. Nunley(1), D. Cavanaugh(1), E. Kerr(1), A. Utter(1), K. Frank(1), M. Stone(1)

(1) Rothman Institute, Thomas Jefferson University, Department of Orthopedic Surgery, Egg Harbor, NJ, United States
(2) Laser Spine Institute, Tampa, FL, United States
(3) Texas Back Institute, Plano, TX, United States
(4) Spine Institute of Louisiana, Shreveport, LA, United States
(5) Ortho Northeast, Fort Wayne, IN, United States
(6) Orange County Neurosurgical Associates, Laguna Hills, CA, United States
(7) Cedars Sinai Medical Center, Los Angeles, CA, United States
(8) Hospital for Special Surgery, New York, NY, United States
(9) Carolina Neurosurgery & Spine Associates, Charlotte, NC, United States
(10) University of California, Davis, Davis, CA, United States