<prompt> Small fiber neuropathy is seen in?HIVVitamin B12 deficiencyAIPCisplatin toxicity  <response>: Small unmyelinated peripheral nerve fibers, Categorized as C fibers, In skin and organs. Innervate the skin somatic fibers , Help to control autonomic function. Causes of Small Fiber Neuropathy: 1. Diabetes mellitus 2. Leprosy 3. Amyloidosis 4. Tangiers disease 5. Sjogren syndrome 6. HIV 7. Sarcoidosis 