مقايسه تأثير دو روش مدين و پارامدين بر سردرد پس از بي حسي داخل نخاعي در عمل سزارين

Comparison of the incidence of post spinal headache following median and paramedian approach in cesarean patients

Background: Spinal anesthesia is very common in cesarean section and post spinal headache is the most important complication of it. The aim of this study is evaluation of post spinal headache in median and paramedian approach of spinal Anesthesia. Materials and Methods: In a randomized double blind clinical trial 125 patients with ASA Class I, II scheduled for elective ceasarean section received spinal anesthesia with median or paramedian approach using 0.5% lidocaine. The needle, drug and anesthesiologist were the same in both groups. Headache was evaluated for three days following surgery. Results: The incidence of headache was 9.8% in paramedian group versus 9.4% in median group (statistically not significant). Changes in blood pressure, heart rate and necessity of ephedrine usage were not statistically significant. Conclusion: Use of paramedian approach in pregnant women who have difficulty in positioning is acceptable and without increasing risk of headache and hemodynamic changes