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Abstract
Transforaminal lumbosacral epidural injection was used in low back pain targeting anterior epidural space and nerve roots. Objectives: to compare incidence of vascular spread and degree of local pain between sharp and blunt needle. Methods: eighty patients underwent transforaminal lumbosacral epidural steroid injection in four groups each one is 20 patients. Incidence and severity of vascular spread under fluoroscopy and degree of local pain were recorded. Conclusion: incidence of vascular spread was less in sacral group using the blunt needle. Blunt needle increase local pain during the procedure