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Chassaignac's Tubercle C6 — FRCA Primary MCQ

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HardAnatomyChassaignac's Tubercle C6FRCA Primary

The transverse process of C6 (Chassaignac's tubercle) is clinically important because:

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Correct answer: B — It marks the level of the cricoid cartilage and is used as a landmark for stellate ganglion block and carotid artery compression

Chassaignac's tubercle (anterior tubercle of the C6 transverse process) is the most prominent cervical transverse process. It is palpable and used as a landmark for: stellate ganglion block / carotid artery compression against it / and identifies the C6 level (cricoid cartilage / start of trachea / entry of laryngeal nerves).

Reference: RCoA 2021 Primary FRCA Curriculum