Lumbosacral plexus

The anterior divisions of the lumbar nerves, sacral nerves, and coccygeal nerve form the lumbosacral plexus, the first lumbar nerve being frequently joined by a branch from the twelfth thoracic. For descriptive purposes this plexus is usually divided into three parts:

Lumbosacral plexus
Plan of lumbar plexus.
Latinplexus lumbosacralis
Anatomical terms of neuroanatomy

Injuries to the lumbosacral plexus are predominantly witnessed as bone injuries. Lumbosacral trunk and sacral plexus palsies are common injury patterns.[1]


This article incorporates text in the public domain from page 948 of the 20th edition of Gray's Anatomy (1918)

  1. Garozzo, Debora; Zollino, Gianluca; Ferraresi, Stefano (January 11, 2014). "In lumbosacral plexus injuries can we identify indicators that predict spontaneous recovery or the need for surgical treatment? Results from a clinical study on 72 patients". Journal of Brachial Plexus and Peripheral Nerve Injury. 9 (1). doi:10.1186/1749-7221-9-1. PMC 3896705.

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