Open AccessComputer Simulation of Two-level Pedicle Subtraction Osteotomy for Severe Thoracolumbar Kyphosis in Ankylosing Spondylitis
Author(s) -
Ning Zhang,
Hao Li,
Xu Zhang,
Weishan Chen,
Qixin Chen,
Fangcai Li
Publication year - 2017
Publication title -
indian journal of orthopaedics
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.434
H-Index - 33
eISSN - 1998-3727
pISSN - 0019-5413
DOI - 10.4103/ortho.ijortho_222_16
Subject(s) - medicine , ankylosing spondylitis , kyphosis , subtraction , osteotomy , surgery , orthodontics , radiography , mathematics , arithmetic
Advanced ankylosing spondylitis is often associated with thoracolumbar kyphosis, resulting in an abnormal spinopelvic balance and pelvic morphology. Different osteotomy techniques have been used to correct AS deformities, unfortunnaly, not all AS patients can gain spinal sagittal balance and good horizontal vision after osteotomy.