Plasmapheresis is a procedure in which blood is separated into cells and plasma (liquid). The plasma is then removed and replaced with fresh frozen plasma. It is done to treat variety of autoimmune disorders such as myasthenia gravis, chronic inflammatory demyelinating polyneuropathy, sickle cell anemia, guillain-barre syndrome, and lambert- eaton myasthenic syndrome where autoantibodies are generated harming the body. Еще