Acute flaccid myelitis (AFM) is a rare condition that affects the nervous system, which can cause muscles and reflexes in the body to not work normally. AFM can be caused by a variety of viruses, including poliovirus and other non-polio enteroviruses, adenovirus, and West Nile virus (WNV) as well as viruses in the same family as WNV. Other causes of this condition include autoimmune diseases and exposure to environmental toxins.
Acute Flaccid Myelitis (AFM)
Acute flaccid myelitis (AFM) is an uncommon but serious neurologic condition. It affects the nervous system, specifically the area of the spinal cord called gray matter, which causes the muscles and reflexes in the body to become weak.