Introduction and Clinical Correlation -- Normal Peripheral Nerve Structure -- Basic Pathological Mechanisms -- Vasculitic Neuropathy -- Diabetic neuropathies -- Skin Biopsies -- Metabolic Neuropathies -- Inflammatory and Immune-Mediated Neuropathies -- Neuropathies Associated with Infectious Diseases -- Amyloid neuropathy -- Genetic Neuropathies -- Dysproteinemias -- Toxin-induced neuropathies -- Miscellaneous neuropathies.