Annals of surgery
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To discern the impact of diabetes mellitus (DM) on spinal cord injury (SCI) after open descending thoracic and thoracoabdominal aneurysm repair (DTAAAR). ⋯ DM is associated to increased OM and decreased survival, and it is an independent predictor of SCI after open DTAAAR. Strict perioperative glycemic control should be implemented, and exogenous ketones should be investigated as neuroprotective agents to reduce such adverse events.