dysfunction correlates closely with the development of vascular abnormalities, such as capillary basement membrane thickening and endothelial hyperplasia, which contribute to diminished  oxygen tension  and  hypoxia ." http://en.wikipedia.org/wiki/Diabetic_neuropathy Sympathectomy results in vascular abnormalities, loss of vasoconstriction, capillary basement thickening and endothelial hyperplasia... Email This BlogThis! Share to Twitter Share to Facebook