NCIt definition : A rapidly progressive autoimmune disorder of the peripheral nervous system characterized
by limb paresthesias, areflexia, and generalized muscle weakness or paralysis that
often begins in the legs and spreads to the arms, torso, and face.;
Alternative definition : NICHD: A progressive autoimmune disorder of the peripheral nervous system characterized
by respiratory insufficiency, limb paresthesias, areflexia, and generalized muscle
weakness or paralysis that often begins in the legs and spreads to the arms, torso,
and face.;