COMPARISON OF SUBARACHNOID BLOCK WITH SUBARACHNOID BLOCK COMBINED WITH EPIDURAL TOPUP OF NORMAL SALINE ON PROGRESSION OF ANAESTHESIA.
Abstract
Aim: To study the effect of epidural injection of 10 ml of normal saline given 10 mins after spinal anaesthesia using combined spinal epidural technique on onset of action,efficacy of sensory blockade,progression of sensory level and highest level of sensory block.
Methods: in this study, 60 patients of ASA 1 and 2 scheduled for elective inguinal hernia repair were randomized to gp A(n=30), who received only SAB ,and gp B (n=30) who received epidural injection of 10 ml of normal saline given 10 mins after SAB.The primary objective was to study progression of spinal anaesthesia and requirement of epidural topup of local anaesthesia.difference in two gps were analysed using unpaired “t” test and chisquare test.
Keywords: Combined spinal epidural anaesthesia,progression of spinal anaesthesia.
Abbrevations:SAB:subaracnoid block.LA:local anaesthesia.
Results : The progression of sensory level of block was significantly faster in gp B than gp A.(p<0.05).
Conclusion: The epidurally 10 ml NS achieved higher level of sensory block with good quality of anaesthesia and less requirement of epidural topup of LA.
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