motor fibers and causes segment demyelination and walerian degeneration
produces LMN symptoms (muscle weakness, flaccid paralysis, and areflexia).begins with paralysis of lower extremity and progressively goes up signs elevated CSF protein, however CSF cell count normal albuminocytologicdissociation).
irritation of dorsal root ganglia
1. pain, itching, and burning sensation
produces the characteristic vesicular eruption in the affected dermatome.