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To describe the clinical outcomes and complications in a consecutive series of extreme lateral interbody fusion cases.

Retrospective cohort review of 97 consecutive patients from three centers with minimum 6-month follow-up (mean 12 months). Functional status was evaluated by preoperative and last follow-up Oswestry Disability Index score. Leg and back pain were evaluated by visual analog scales. Complications were recorded and permanent complications and neurological impairment was actively investigated at last follow-up.

No permanent neurological impairment, vascular or visceral injuries were observed. Transient neurological symptoms presented in 7% of cases, all resolved within 1 month from surgery. Transient thigh discomfort was observed in 9%. Clinical success was …