PMC8053461_01
Sagittal image, T2-weighted MRI showing lumbar disc herniation at the level of the left L5/S1.
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F1
Lumbar X-rays were unremarkable, while the MR revealed a disc herniation on the left at L5/S1 level [Figures 1 and 2].
L5/S1 axial image, T2-weighted MRI showing lumbar disc herniation at the level of the left L5/S1.
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F2
Lumbar X-rays were unremarkable, while the MR revealed a disc herniation on the left at L5/S1 level [Figures 1 and 2].
Intraoperative photographs. (a) The distal portion of the middle cluneal nerve (MCN) (arrow) is exposed where it penetrates the long posterior sacroiliac ligament (LPSL) at the proximal portion. (b) The MCN (arrows) is decompressed proximally by incising the LPSL.
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F3
LPSL penetration of the MCN was confirmed, and the MCN was decompressed by incising the LPSL [Figure 3].