PMC3420649_01
CT scan of the head without contrast showing old bifrontal encephalomalacia (left greater than right).
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fig1
The patient was initiated with stroke protocol and CT of the head was done, which revealed an old bifrontal encephalomalacia with left greater than right, possibly secondary to previous trauma (Figure 1).
MRI Brain (a) DWI showing hyperintense lesion in the right MCA territory. (b) ADC showing mismatch in the same region confirming acute infarction. (c) and (d) MRA showing no evidence of thrombus formation or carotid dissection.
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fig2
MRI of the brain showed acute infarction in right middle cerebral artery (MCA) distribution (Figures 2(a) and 2(b)). MRA revealed no evidence of thrombus formation or carotid dissection (Figures 2(c) and 2(d)).
CT scan of the head without contrast showing a larger right MCA infarction compared Figure 1.
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fig3
A repeat CT scan of the head (Figure 3) showed a large right MCA territory acute nonhemorrhagic infarction with significant increase in size seen on previous MRI.