Anatom3DMedial pectoral nerve
Nervus pectoralis medialis · Vnitřní prsní nerv
Nervous system
Looks like
A branch of the medial cord that pierces the pectoralis minor muscle on its way to the chest muscles.
What it does
Moves pectoralis minor and the lower part of pectoralis major.
Keeping it well
Relevant in breast surgery and implant placement; injury weakens the lower chest muscle.
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