Fig. 4

UK-ADRC case with highest MVP density. A, B Photographs showing the gross anatomy of the basal ganglia from a 89 year-old male. B Inset of (A) with red arrows indicate holes in the basal ganglia. C, D Photomicrographs of hematoxylin-and-eosin stained tissue sections from the putamen of a 89 year-old male. C shows regions of infarct tissue. D shows what we presume to be a cerebral microaneurysm (Charcot-Bouchard aneurysm). Scale bars: a = 2 mm, b = 2 cm, c = 4 mm, d = 500 µm