the neurological status showed failures which were due both to the anaesthesia ( irritation of root in the s 4 and s 5 regions by the spinal needle and action of the local anaesthetic agent ) and to the surgery of a relapsing inguinal hernia ( irritation existed , we could not exclude the possibility that the primary disturbance of bladder emptying was due to the anaesthesia and not to the surgical procedure of a possible mental component .
C0002921
local
C0002903
anaesthesia