Neuropathic Pain Relief after Surgical Neurolysis in Patients with Traumatic Brachial Plexus Injuries: A Preliminary Report

Table 2

Surgical neurolysis for pain improvement in BPI: literature review.

Authors	Year of publication	Sample size (n)	Follow-up (months)	Surgical techniques	Pain VAS (preop)	Pain VAS (postop)	Statistical analysis ( value)	Percentage of improvement
Current Study	2021	10	61.9 ± 53.62	N	8.4 ± 1.58	3.4 ± 3.27		59.52
Morgan R. et al. [8]	2020	21	6 ± NM	N + OF	6.4 ± 2.50	2.0 ± 2.50		31.25
Bonilla G. et al. [7]	2011	51	6 ± NM	N, NG, NT	9.1 ± 0.20	2.5 ± 0.20		27.47
Narakas A. [6]	1978	NS	132 ± NM	N, NG, NT	NS	NS	NM	Improv.
Millesi H. [14]	1977	1	24 ± NM	N	NS	NS	NM	Improv.
Mean value ± SD			45.98 ± 53.22		7.97 ± 1.40	2.63 ± 0.71		†39.41

VAS: visual analogue scale, N: neurolysis, OF: open fasciotomy, NG: nerve graft, NT: nerve transfer. NS: not specified. NM: not measured. ∗Pain improvement referred by the author. †A reduction in pain greater than 30% can be considered as a clinically significant response to treatment [12].