AJDRAJNR - American Journal of Neuroradiology

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FIG 4. Patient 7.

A, T1-weighted sagittal image (500/14/4) shows an extensive AVM in the right paracentral lobule extending to the precuneus, thereby involving the expected primary representation of the left foot.

B, Left-hand movements show the expected activation in the contralateral M1.

C, Flexion and extension of the left foot reveal absent contralateral activation but prominent activation in the ipsilateral M1, SMA, dorsal premotor area, and CMA, and in the parietal areas bilaterally.

FIG A4. Reprocessed functional MR imaging experiment using a trapezoidal function with a delay of one TR and a rise time of two TRs in patients 1 (upper row) and 6 (lower row)





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