Objective: To evaluate the effect of ultrasound-guided common peroneal nerve block on the treatment of lumbocrural pain and numbness of lower limbs caused by lumbar disc herniation. Methods: 60 patients with lumbar disc herniation accompanied with numbness of lower limb diagnosed by MRI or CT were selected and randomly divided into group U(Ultrasound-guided therapy group,n=30) and group C(Control group,n=30)according to digital table. The patients in group U were treated with ultrasound-guided caudal block and ultrasound-guided common peroneal nerve block,and the patients in group C were treated with ultrasound-guided caudal block and common peroneal nerve block below the fibular head. The treatment above was repeatedonce a week for 3 weeks. Visual Analogue Scale(VAS) and tactile threshod measured with Von Frey Fibers(numbness score) were observed and recorded for each patient at pre-treatment,30 min post-treatment,1,2 and 4 weeks post-treatment. Total effective rate and side effects were recorded. Results: When compared with pre-treatment,the VAS scores of patients at each time point of post-treatment were obviously lower in both groups(P<0.05). There was no statistically significant difference between group U and group C at each time point. When compared with pre-treatment,numbness scores of patients at each time point except 30 minutes post-treatment were obviously lower in both groups(P<0.05). When compared between the groups,there was a statistical significance difference between group U and group C two weeks after treatment(P<0.05). The total effective rate of Group U was better than that of group C(57% vs 37%). Incidence of side effects of group U was lower than that in group C(P<0.05). Conclusion: With the advantage of simplicity and free of obvious side effects,Ultrasound-guided common peroneal nerve block can relieve lumbocrural pain and numbness of lower limbs caused by lumbar disc effectively and should be widely used in clinic. |
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