Posterior Antebrachial Cutaneous Nerve

Description

Posterior Cutaneous Nerve of the Arm among other nerves of the upper extremity

Schematic representation of the sensory innervation of the upper limb. The skin territories of the branches of the brachial plexus are shown

Name

• Posterior Cutaneous Branch of the Forearm
• Posterior antebrachial cutaneous nerve
• External cutaneous branch of the musculospiral nerve
• Posterior Cutaneous Nerve of the Forearm
• Posterior Forearm Cutaneous Nerve
• Posterior Cutaneous Branch of the Forearm
• Posterior Antebrachial Cutaneous Branch
• Posterior Antebrachial Nerve
• Dorsal Antebrachial Cutaneous Nerve
• Posterior Forearm Sensory Nerve

General

• Cutaneous branch of the radial nerve
• Provides sensory information to the dorsal forearm

Gross Anatomy

• Originates from the radial nerve above the elbow joint
• Perforates the triceps brachii muscle and descends down the forearm to the wrist
• Provides sensory innervation to the posterior aspect of the forearm

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Clinical Significance

• Needs to be updated

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See Also

• Nerve Anatomy Main
• Forearm Pain Main
• Physical Exam Elbow

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