Symptoms include pain, muscle weakness, numbness, loss of coordination and [[paralysis]]. This condition may result in permanent disability.<ref>http://www.cdc.gov/vaccines/about/terms/glossary.htm#n</ref> | Symptoms include pain, muscle weakness, numbness, loss of coordination and [[paralysis]]. This condition may result in permanent disability.<ref>http://www.cdc.gov/vaccines/about/terms/glossary.htm#n</ref> |