Hi, Guillan Barre, usually is an acute autoimme condition, brought on by C.Jejuni, or some viral infection. it usually takes days to weeks to show, weakness, pain and parylysis is one of them. If your husband never had any of these symptoms, he doesnt have gb. gb takes days to weeks to become fullblown, then it takes weeks or months to recover, did your husband have a recent viral infection, or C jejuni infection