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Table 2 Relationship of lumbar nerve and transverse process (, mm)

From: Clinical anatomy and 3D virtual reconstruction of the lumbar plexus with respect to lumbar surgery

Parameter measured Distance(mm)
  L2 L3 L4 L5
Superior margin of TP to nerve 4.9 ± 0.5
(3.6-5.3)
5.3 ± 0.8
(3.8-6.1)
5.9 ± 1.2
(3.6-7.9)
5.2 ± 0.7
(3.8-7.8)
Inferior margin of TP to nerve 8.9 ± 1.0
(7.1-10.9)
7.8 ± 1.1
(5.3-9.4)
6.8 ± 0.9
(4.9-8.4)
6.2 ± 0.9
(4.8-8.4)
Medial edge of vertebral to nerve on superior margin of TP 5.2 ± 1.2
(3.5-7.9)
5.0 ± 1.2
(3.1-7.6)
5.6 ± 1.3
(3.2-8.9)
8.7 ± 1.3
(5.4-11.6)