PMC7771413_01
Preoperative cervical axial computed tomography scan demonstrating C1 fracture pattern of the anterior and posterior arches, involving also the right lateral mass.
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F1
The cervical CT revealed a displaced comminuted C1 arch fracture on the left that involved the left lateral mass of C1 there was an accompanying diathesis of 10 mm [Figures 1 and 2].
Preoperative coronal computed tomography scan demonstrating the C1 fracture pattern of the lateral mass.
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F2
The cervical CT revealed a displaced comminuted C1 arch fracture on the left that involved the left lateral mass of C1 there was an accompanying diathesis of 10 mm [Figures 1 and 2].
Preoperative cervical axial magnetic resonance imaging demonstrating cord compression from the fracture pattern with myelomalacia.
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F3
The MR posterior cord compression at the C1 level; there was also focal myelomalacia and/or a high intrinsic cord signal (T2W study) with severe cord compression at C3/4 [Figures 3 and 4].
Preoperative sagittal magnetic resonance imaging short-TI inversion recovery sequence demonstrating myelomalacia at C1 and severe stenosis at C3/4 level.
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F4
The MR posterior cord compression at the C1 level; there was also focal myelomalacia and/or a high intrinsic cord signal (T2W study) with severe cord compression at C3/4 [Figures 3 and 4].
Lateral cervical X-ray done postoperatively at 6 months' time showing intact hardware.
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F5
Occipital plates/rods were placed bilaterally from C0-C4 [Figures 5 and 6].
Open mouth view X-ray done postoperatively at 6 months' time showing reduction of C1C2 lateral mass displacement.
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F6
Occipital plates/rods were placed bilaterally from C0-C4 [Figures 5 and 6].