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Cutaneous nerves of upper limb

Anatomy
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Cutaneous nerve of arm 

Cutaneous nerve of forearm 

- Posterior cutaneous nerve of arm

(branch of radial nerve)

- Posterior cutaneous nerve of forearm

(branch of radial nerve)

- Upper/superior lateral cutaneous nerve of arm

(continuation of posterior br of axillary nerve)

- Lower/inferior lateral cutaneous nerve of arm

(branch of radial nerve)

- Lateral cutaneous nerve of forearm

(It’s the continuation of musculocutaneous nerve)

- Medial cutaneous nerve of arm

(branch of medial cord of brachial plexus)

- Medial cutaneous nerve of forearm

(branch of medial cord of brachial plexus)