References in periodicals archive ?
Some special imaging features, including linear enhancement of the dura adjacent to the mass on contrast-enhanced T1WI and signal voids within dura on T2WI, were reported.
Oblique lineal signal void (white arrows) can be seen in the bone marrow edema; these are fracture lines.
MRI of the cervical spine demonstrated a large signal void in keeping with an extradural spinal AVF.
A keen search is advised when assessing for the signal void of gas, as can be seen in the setting of pneumatosis or free air; extraluminal gas is more difficult to identify on MR compared to CT.

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