FIG 3. LS-SURF-1. Case 7. Male patient, 4 years old.

Axial IR T1-weighted MR image (1582/80/2; inversion time, 750 ms) shows sharply defined hypointense lesions of the subthalamic nuclei (arrowhead) and hypointense posterior putaminal lesions (arrow). On follow-up MR images obtained 6 years later (not shown), the former disappeared, and the latter progressed.