Abstract:Aim:The aim of the study is to evaluate the efficacy of 0.5%lidocaine when given intrathecally in perianal surgery in comparison to lidocaine 2% concentration, and to study the effect of change in patient position on sensory anesthesia.Patient and Methods: forty patients aged between 18-70 years with ASA I-II who were scheduled for perianal fistula surgeries under spinal anesthesia were enrolled in our study after written informed consent and approval of ethical committee; This Study was conducted in Sohag Uni… Show more
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