Asian spine journal
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Asian spine journal · Jun 2021
Neuromonitoring in Cervical Spine Surgery: When Is a Signal Drop Clinically Significant?
Retrospective cohort study. ⋯ This study shows that we can better predict its clinical significance by dividing IONM signal drops into three groups. A sustained, bimodal (MEP and SSEP) signal drop had the highest risk of true neurological deficits and warrants a high level of caution. There were no clear risk factors for false-positive alerts but there was a trend toward patients with cervical myelopathy.