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FIG 3. Representative early CT sign of grade II occlusion.
A, Nonenhanced CT scan in a 57-year-old woman obtained 3 hours after left MCA stroke. Note obscuration of posterolateral part of the left lentiform nucleus (arrow).
B, Left local angiogram, obtained using a microcatheter, shows left MCA trunk occlusion with partial opacification of the lenticulostriate arteries (arrows).
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