Supraclavicular Compact Point — FRCA Primary MCQ

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ModerateAnatomySupraclavicular Compact PointFRCA Primary

Regarding the anatomy for supraclavicular block the plexus is most compact at the level of:

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Correct answer: D — Trunks and divisions above the first rib

The brachial plexus is most compact as trunks/divisions cross the first rib posterior to the subclavian artery. This is the target for supraclavicular block providing the most complete upper limb block from a single injection. Main risk is pneumothorax.

Reference: RCoA 2021 Primary FRCA Curriculum