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(i) Upper trunk and Middle trunk are seen at the interscalene groove and Lower trunk of the brachial plexus is seen at supraclavicular fossa. A-Upper trunk, B-Middle trunk, C-Lower trunk. (ii) Image depicting the local anaesthetic injection (Needle tip position) in the Upper trunk, Middle trunk and Lower trunk of the brachial plexus. A-Upper trunk, B-Middle trunk, C-Lower trunk
