Special type of Wernekink syndrome in midbrain infarction: Four case reports

Figure 1 Patient 1. A: Brain magnetic resonance imaging (MRI) on March 12, T1 weighted image, T1 low signal can be seen at the midbrain aqueduct; B: Brain MRI on March 12, T2 weighted image, T2 high signal can be seen at the midbrain aqueduct; C: Brain MRI on March 12, diffusion-weighted imaging, high signal can be seen in the midbrain aqueduct; D-F: Head and neck computed tomography angiogram on March 24, mild atherosclerosis of the double carotid artery and left subclavian artery.