What is the definition or description of: guillain barre syndrome?

Ascending weakness: French neurologists described a condition of progressive weakness following an illness. First by guillain and barre then added to by landray and stohl describing more severe forms with respiratory paralysis. Most cases progress up legs to trunk to arms, then slowing recover to normal. Some affect breathing, swallow and facial movement. Some with dizziness and double vision (fisher variant).

AIDP: This condition goes by several names and has a few variants. Commonly seen is aidp-acute inflmmatory demyelinating polyneuropathy. This is a condition of nerve inflammation affecting primarily the outer casing of the nerves (myelin sheath), is acute in onset, and is usually ascending (feet, upper legs, hands, sometimes face and chest). It can be severe and should be evaluated promptly.