TO THE EDITOR

Affiliations

¹ Pusan National University, Yangsan Hospital.
² Pusan National University Hospital.
³ Asan Medical Center, University of Ulsan, College of Medicine, Orthopedic surgery, Seoul, KOREA, REPUBLIC OF.

Comment

Sung Hoon Choi et al. Spine (Phila Pa 1976). 2018 Aug.

. 2018 Aug;43(16):E980-E981.

doi: 10.1097/BRS.0000000000002727.

¹ Pusan National University, Yangsan Hospital.
² Pusan National University Hospital.
³ Asan Medical Center, University of Ulsan, College of Medicine, Orthopedic surgery, Seoul, KOREA, REPUBLIC OF.

No abstract available

Comment in

TO THE EDITOR.
Protopsaltis TS, Stekas N. Protopsaltis TS, et al. Spine (Phila Pa 1976). 2018 Aug;43(16):E981-E982. doi: 10.1097/BRS.0000000000002728. Spine (Phila Pa 1976). 2018. PMID: 30059484 No abstract available.

Analysis of Successful Versus Failed Radiographic Outcomes After Cervical Deformity Surgery.
Protopsaltis TS, Ramchandran S, Hamilton DK, Sciubba D, Passias PG, Lafage V, Lafage R, Smith JS, Hart RA, Gupta M, Burton D, Bess S, Shaffrey C, Ames CP; International Spine Study Group (ISSG). Protopsaltis TS, et al. Spine (Phila Pa 1976). 2018 Jul 1;43(13):E773-E781. doi: 10.1097/BRS.0000000000002524. Spine (Phila Pa 1976). 2018. PMID: 29227365

1. Protopsaltis TS, Ramchandran S, Hamilton K, et al. Analysis of successful vs. failed radiographic outcomes following cervical deformity surgery. Spine (Phila Pa 1976) 2018; 43:E773–E781.
1. Protopsaltis TS, Terran J, Bronsard N, et al. T1 slope minus cervical lordosis (TS-CL), the cervical answer to PI-LL, defines cervical sagittal deformity in patients undergoing thoracolumbar osteotomy. Cervical Spine Research Society (CSRS) Annual Meeting, December 5–7, 2013.
1. Lee SH, Son ES, Seo EM, et al. Factors determining cervical spine sagittal balance in asymptomatic adults: correlation with spinopelvic balance and thoracic inlet alignment. Spine J 2015; 15:705–712.
1. Protopsaltis T, Bronsard N, Soroceanu A, et al. Cervical sagittal deformity develops after PJK in adult thoracolumbar deformity correction: radiographic analysis utilizing a novel global sagittal angular parameter, the CTPA. Eur Spine J 2017; 26:1111–1120.