Natural Course and Prognostic Factors in Patients With Mild Cervical Spondylotic Myelopathy With Increased Signal Intensity on T2-Weighted Magnetic Resonance Imaging

Abstract

Fifty-six percent of patients with clinically mild CSM with ISI had not deteriorated or undergone surgery at 10 years. Large range of motion, segmental kyphosis, and instability at the narrowest canal were considered to be adverse prognostic factors.