Author

Peter G. Passias

2 papers indexed here

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Sep 2026

Comorbidity-Specific Risk of Revision Following Single-Level Degenerative Spinal Fusion (2010-2023): US Cohort Study Among Over 399K Patients.

STUDY DESIGN Retrospective cohort. OBJECTIVE To evaluate the associations of 28 preoperative comorbidities with all-cause and etiology-specific revisions (pseudarthrosis, mechanical failure, adjacent segment disease [ASD], infection) following single-level degenerative spinal fusion. SUMMARY OF BACKGROUND DATA Revi...

Arman Kishan, Harmon S. Khela, A. Manriquez et al. · Spine · 0 citations

Review Oct 2026

Rethinking sagittal alignment: the value of evaluating spinal shape in conjunction with T4-L1 pelvic angle measurement to prevent proximal junctional failure.

OBJECTIVE The T4-L1 pelvic angle (T4-L1PA) has been proposed as a novel alignment target associated with mechanical complications in long-segment adult spinal deformity (ASD) surgery. However, its relationship to proximal junctional failure (PJF) and its relevance in shorter thoracolumbar constructs remain unclear. The...

R. Lafage, Fares Ani, T. Protopsaltis et al. · Journal of Neurosurgery : Sp... · 0 citations