RT Journal Article SR Electronic T1 Posterior Lumbar Plexus Block: Anatomy, Approaches, and Techniques JF Regional Anesthesia & Pain Medicine JO Reg Anesth Pain Med FD BMJ Publishing Group Ltd SP 143 OP 149 DO 10.1016/j.rapm.2004.11.006 VO 30 IS 2 A1 Imad T. Awad A1 Edel M. Duggan YR 2005 UL http://rapm.bmj.com/content/30/2/143.abstract AB Lumbar plexus is an effective but underused regional technique that was described nearly 3 decades ago. The original description has been modified several times based on advances in technology, localization, and imaging techniques. This review provides an overview of the history, anatomy, and techniques described to perform this block.