Posterior techniques for correcting deformity in adolescent idiopathic scoliosis––How much correction is optimal?

Autor: Sean M Rider, Daniel R Rubio, Munish C Gupta
Jazyk: angličtina
Rok vydání: 2020
Předmět:
Zdroj: Indian Spine Journal, Vol 3, Iss 2, Pp 185-195 (2020)
Druh dokumentu: article
ISSN: 2589-5079
2589-5087
DOI: 10.4103/isj.isj_66_19
Popis: The optimal surgical treatment of adolescent idiopathic scoliosis is heavily debated in the literature. This study aimed to review posterior surgical techniques in the treatment of adolescent idiopathic scoliosis. Literature review was performed. In treating adolescent idiopathic scoliosis with posterior spine fusion, there are many factors to consider when determining where to start and end the fusion construct: skeletal maturity, stress/bending radiographs, and assessment of vertebral rotation and translation. When considering selective thoracic fusion, the relative magnitudes of the main thoracic (MT) and thoracolumbar/lumbar (TL/L) curves and the overall sagittal profile of the thoracolumbar junction are assessed. Selective thoracic fusion can be appropriate if two of the three are found to be true: the MT-to-TL/L Cobb angle ratio is >1.2, the MT-to-TL/L apical vertebral translation (AVT) ratio is >1.2, and/or the MT-to-TL/L apical vertebral rotation (AVR) ratio is >1.2. Moreover, selective thoracic fusion can be an option in the presence of a nonstructural lumbar curve (bending Cobb angle
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