Electromyography Stimulation Compared with Intraoperative O-Arm Imaging for Evaluating Pedicle Screw Breaches in Lumbar Spine Surgery: A Prospective Analysis of 1006 Screws in 164 Patients,

Lumbar pedicle screw placement can be technically challenging. Malpositioned screws occur in up to 15% of patients and could result in radiculopathy or instrumentation failure.

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