•GBS a rare and progressive disease characterized by inflammation of the nerves (polyneuritis) causing muscle weakness, sometimes progressing to complete paralysis

•Number of patients: 3’000 to 6’000 people develop GBS every year in the US; 150’095 total cases worldwide in 2019

•An acute form of CIDP, is an immune condition, often following an infection

•Nerve injuries marked by demyelination are the pathological hallmarks