| Obligatory | Refer to a Designated Medical Officer: Must not donate if: a) Less than 24 months from resolution. b) There has been any recurrence of symptoms. c) The doctor who managed the donor cannot confirm a typical monophasic Guillain-Barré syndrome that recovered completely within 12 months.  | 
| See if Relevant | If treated with immunoglobulin or plasma exchange: Transfusion  | 
| Reason for Change | There is now a requirement to 'Refer to a Designated Medical Officer'. A link has been added to 'Transfusion'.  |