![Summary: M.J. Avram. Illustration: G. Nelson [reproduced with permission from Neal JM, Rathmell JP: Complications in Regional Anesthesia and Pain Medicine, 2nd edition. Philadelphia, Lippincott Williams & Wilkins, 2012].](https://asa2.silverchair-cdn.com/asa2/content_public/journal/anesthesiology/122/3/10.1097_01.anes.0000460472.14976.d4/2/3ff08.png?Expires=1716595136&Signature=qRWWBXD7ATYsUymadlCHHbMW7rY~e9j~bp8iyUSDbhqqeEas0VxaQQIMh6gyt23Cu4Y-tU3GOE3mF4OZTe9KadReMIN0HvuzjoJ9g4TUY3cMIBXVMDWWMQHgY-UpEFpRuQcfnsqtGE5YVFcXE~IZjRKKS89yp38pUEAkXaVv5xmerTYrXZM0weTHjpfgscA9Fp-HhizX3K0Bf05bIviUftF~QeTsuOnygmaNkFuz6GkblkEuk6T7LMHXv8SSqafza8HnZOdtKpeqytNjo6yY6auU8QjWXMMf9bwIP8LyUUyV8pxRNLtWL2ulPyj61HmlOMFkY4yYofCUP9WPQ0INMQ__&Key-Pair-Id=APKAIE5G5CRDK6RD3PGA)
Summary: M.J. Avram. Illustration: G. Nelson [reproduced with permission from Neal JM, Rathmell JP: Complications in Regional Anesthesia and Pain Medicine, 2nd edition. Philadelphia, Lippincott Williams & Wilkins, 2012].
Summary: M.J. Avram. Illustration: G. Nelson [reproduced with permission from Neal JM, Rathmell JP: Complications in Regional Anesthesia and Pain Medicine, 2nd edition. Philadelphia, Lippincott Williams & Wilkins, 2012].
