PMC9541170_01
Initial lateral cervical X-ray where a discrete C3-C4 dislocation was described.
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F1
Initially, a cervical X-ray was ordered where a C3-C4 retrolisthesis was described (Figure 1).
Follow-up CT exam revealing C4-C5 anterolisthesis and an increase in the corresponding interspinous space.
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F2
The CT exam was performed three days later, revealing a 2mm C4-C5 anterolisthesis, an increased interspinous process space, but no fractures (Figure 2), therefore the previous X-ray's findings weren't confirmed.
MRI showing C5-C6 interspinous ligament oedema.
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F3
The following day an MRI revealed C5-C6 interspinous ligament oedema, suggestive of a sprain, and superficial posterior paraspinal muscle oedema around C2 (Figures 3, 4).
MRI showing left superficial posterior paramedian muscle oedema around C2.
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F4
The following day an MRI revealed C5-C6 interspinous ligament oedema, suggestive of a sprain, and superficial posterior paraspinal muscle oedema around C2 (Figures 3, 4).