Brachial plexus compression test

Purpose: To determine if applying direct compression to brachial plexus causes radiating symptoms, suggesting mechanically elicitable cervical spine lesions.

Patient position: Sitting upright or lying supine.

Examiner position: Standing behind while the patient is sitting; Standing on the head side while the patient is lying supine.

Procedure: Apply compression directly on the brachial plexus using the fingers or thumb.

Outcome: The test is positive if pain or other neural symptoms radiate into the upper extremity ipsilaterally. The test is negative if there are no radiating symptoms.

1. Uchihara, Toshiki, Tetsuo Furukawa, and Hiroshi Tsukagoshi. “Compression of brachial plexus as a diagnostic test of cervical cord lesion.” Spine 19.19 (1994): 2170-2173.

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