In the Basilar Ganglion,the densities of the microvascular is,in turn,the putamen, the globus pallidus, the claustrum, the amygdaloid body, the globus pallidus,and the internal capsule.
Over time, if enough of the neurons die in the caudate and putamen, which together form the dorsal striatum, then it can cause actual loss of brain tissue volume in that area and expansion of the lateral ventricles.