T1 hypo and T2, FLAIR hyperintense abnormal signal changes with diffusion restriction are seen in the bilateral medial thalami and midbrain. Vertebral arteries and basilar artery are normal in MR angiogram. Cerebral venous sinuses are normal.
Diagnosed as an acute infarction of bilateral medial thalami and midbrain due to artery of Percheron occlusion.