Anatom3DDorsal branch of ulnar nerve
Ramus dorsalis nervi ulnaris · Hřbetní větev loketního nervu
Nervous system
Looks like
A skin branch leaving the ulnar nerve above the wrist and curling around to the back of the hand.
What it does
Brings feeling from the back of the little-finger side of the hand.
Keeping it well
Numbness here helps tell elbow compression (affected) from wrist compression (spared).
Related conditions
- Amyloidosis (AL and ATTR)
- Botulism
- Chickenpox (varicella)
- Chronic neuropathic pain
- Chronic pain syndrome
- Cubital tunnel syndrome
- Fibromyalgia
- Guillain-Barré syndrome
- Leprosy (Hansen's disease)
- Lyme disease
- Myasthenia gravis
- Peripheral neuropathy
- Rabies
- Restless legs syndrome
- Shingles (herpes zoster)
- Tetanus
- Vitamin B1, C and other deficiencies