Loading…
Loading…
Small fiber neuropathy damages the smallest nerve fibers — causing burning pain and temperature sensitivity, often without numbness or weakness.
Quick Answer
Small fiber neuropathy damages the smallest nerve fibers — causing burning pain and temperature sensitivity, often without numbness or weakness. Dr. Jitendra Prasad Yadav (NMC 8029, 15+ years of clinical experience) evaluates small fiber neuropathy at Kathmandu Neurology Clinic & Cognitive Center, 117 Lal Durbar Marg, Kathmandu, Bagmati Province 44600, Nepal — evidence-based, medically reviewed.
Small fiber neuropathy (SFN) is damage to the small unmyelinated nerve fibers carrying pain and temperature sensation — and autonomic signals. Unlike large-fiber neuropathy, SFN causes severe burning pain, temperature sensitivity and autonomic symptoms while sparing touch sensation and motor function.
Hyperhidrosis or anhidrosis
Dry eyes/mouth
Management is individualized and discussed with benefits, limitations, and follow-up.
Orthostatic intolerance
Content on this website is for general educational purposes only and does not constitute medical advice, diagnosis, or treatment. It is not a substitute for evaluation by a qualified healthcare professional. Always seek the advice of your physician or other qualified provider with any questions regarding a medical condition. Never disregard professional medical advice or delay seeking it because of something you have read on this website. In case of a medical emergency, contact emergency services immediately. No doctor–patient relationship is established by use of this site or by contacting the clinic through the site.
Reviewed by Dr. Jitendra Prasad Yadav • Last reviewed: 2026-11-10
Authoritative external references:
Content is educational and aligns with standard medical references; individual evaluation may vary. External links provide context and do not imply endorsement.
Doctor — medically reviewed
Dr. Jitendra Prasad Yadav
Consultant Neurologist & Headache Specialist • MBBS, MD (Internal Medicine), FICN (Neurology), FCNV, FIHM • NMC 8029
This condition guide was medically reviewed by Dr. Jitendra Prasad Yadav.
On this site
Article information
Emergency
For sudden neurologic change, thunderclap headache, or seizure >5 min, seek emergency services now.