A four-factor staging system stratified response rates from 90.9% to 37.5% in a retrospective cohort study, although the model showed only moderate discrimination (C statistic, 0.68) and requires external validation
Through a case-based, evidence-driven approach, this Neuroscience Grand Rounds session highlights how clinicians can differentiate among neuromuscular conditions, localize disease processes and identify those disorders where timely treatment can significantly alter disease trajectory.