title: Epidural spread depends on the approach used for posterior lumbar plexus block.
authors.forename: Stephen
authors.initials: S
authors.lastname: Mannion
mesh_terms: D000368:Aged; D000767:Anesthesia, Epidural / Q000379:methods*; D001024:Aortic Valve Stenosis / Q000150:complications; D005260:Female; D006801:Humans; D008160:Lumbosacral Plexus; D009407:Nerve Block