Guillain‐Barre barré syndrome is a rare but serious inflammatory disease of the peripheral (nerves nerves outside the central nervous) system that causes. Paralysis many people who Develop‐Guillain barre barré syndrome have often had a recent chest or intestine infection that may cause an allergic response in. the nerveslasma exchange for Guillain‐Barre barré. Syndrome‐Guillain barre barré syndrome is a rare but serious inflammatory disease of the (peripheral nerves nerves outside the central) nervous system that. causes paralysis