CSHK Part 1 MCQ Practice Questions - MHKICBSC Part 1 - Applied Basic Sciences MCQ Exam

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A 35-year-old female presents with paresthesia in her right ring and little fingers, along with wasting of the hypothenar eminence. A diagnosis of thoracic outlet syndrome is suspected. Compression of which of the following structures in the scalene triangle is the primary cause of these symptoms?

C5-C6 roots of the brachial plexus Lower trunk of the brachial plexus (C8-T1) Subclavian vein Suprascapular nerve

Correct Answer:

Lower trunk of the brachial plexus (C8-T1)

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