Anatom3DPosterior branch of medial antebrachial cutaneous nerve
Ramus posterior nervi cutanei antebrachii medialis · Zadní větev vnitřního kožního nervu předloktí
Nervous system
Looks like
The back branch of the medial antebrachial cutaneous nerve, curving behind the inner elbow.
What it does
Brings feeling from the skin of the back inner forearm.
Keeping it well
At risk in ulnar nerve surgery at the elbow; injury can leave a painful numb patch.
Related conditions
- Amyloidosis (AL and ATTR)
- Botulism
- Chickenpox (varicella)
- Chronic neuropathic pain
- Chronic pain syndrome
- Fibromyalgia
- Frozen shoulder (adhesive capsulitis)
- Guillain-Barré syndrome
- Lyme disease
- Myasthenia gravis
- Peripheral neuropathy
- Polymyalgia rheumatica
- Rabies
- Restless legs syndrome
- Shingles (herpes zoster)
- Shoulder dislocation
- Tetanus
- Thoracic outlet syndrome
- Vitamin B1, C and other deficiencies