Since the restoration of injured nerves is chiefly dependent on the seat of the lesion, I report this case in order to refresh our knowledge regarding the different locations in which these neurons are subject to injury and to record the rather unusual location of the lesion. While evulsion of the cervical roots is not uncommon, traumatic root lesions of the lumbosacral plexus, with the exception of the case reported by Chiray and Clarag,1 have not, to my knowledge, appeared in the literature.
Recently the discussions of Dejerine and Sicard2 concerning sciatica brought forth a crop of reports from various observers, pointing out that sciatica is a disease of the intradural or extradural portion of the lumbar and sacral roots. However, radicular inflammation and compressions must not be confused with trauma of the roots. Just as the injuries of the peripheral nerves do not form a part of
KRUMHOLZ S. TRAUMATIC LESION OF POSTERIOR ROOTS OF THE LUMBOSACRAL PLEXUSREPORT OF CASE. JAMA. 1918;71(11):893–895. doi:10.1001/jama.1918.02600370031012