PMC1373643_01
Coronal CT; blood and air extending in a straight line from the cribriform plate to the right lateral ventricle, with blood filling the right lateral ventricle. (Note: blood in the third ventricle was also seen but not shown here.)
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F1
With concern for a CSF leak an unenhanced CT was obtained post-operatively revealing intracranial penetration and hemorrhage (Figure 1).
Sagittal T1 Gadolinium-enhanced MRI; evolution of blood products in the right inferior frontal lobe extending to the basal ganglia.
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F2
An MRI scan two weeks later (Figure 2) documented evolution of the hemorrhage.
Axial Gradient Echo MRI; this image demonstrates a line of injury through the basal ganglia.
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F3
A brain MRI three months after surgery (Figure 3) revealed resolution of the hemorrhage with residual encephalomalacia along the path of injury involving the right caudate, medial internal capsule and anterior right thalamus.