Sympathetic Blocks Provided Sustained Pain Relief in a Patient with Refractory Painful Diabetic Neuropathy
Figure 1
PGP9.5 immunostaining of skin biopsies at the distal leg. The patient with painful diabetic neuropathy (b) showed reduced intraepidermal nerve fibers (red arrow), in comparison to a normal subject (a) who showed many intraepidermal nerve fibers (red arrows).
