CARBON MONOXIDE HEADQUARTERS your source of information on a major deadly poison and related gaseous poisons by David G.Penney, PH.D. SITES OF REPORTED NERVOUS SYSTEM DAMAGE IN CO PPOISONING White matter damage Leukcephalopathy Grey matter damage Basal ganglia, Globus pallidus, caudate nucleus, putamen, substania nigra, subthalami nuclei, cerebellum, purkinje cells, dentate nuceli, hippocampus, hypothalamus, cerebral corrtex Peripheral various nerves, peripheral neuropathy