Guillain-Barré syndrome (GBS) is an autoimmune and post-infectious immune 
disease. The syndrome includes several pathological subtypes, the most common of 
which is a multifocal demyelinating disorder of the peripheral nerves. In the 
present review, the main clinical aspects and the basic features of GBS are 
discussed along with approaches to diagnosis and treatment. Furthermore, the 
pathophysiology of GBS is reviewed, with an emphasis on the production of 
symptoms and the course of the disease.