FDA expected to announce new warning on Johnson & Johnson vaccine related to rare autoimmune disorder – The Washington Post

Guillain-Barré syndrome generally occurs at a rate of about 60 to 120 cases each week, according to CDC information. While the cause is not fully comprehended, it frequently follows infection with a virus, including influenza, or bacteria. Each year in the United States, an estimated 3,000 to 6,000 individuals establish the illness.