Upper Extremity Blocks

The brachial plexus consists of the anterior rami of roots C5-C8 and T1. There also may be minor contributions from either C4 and/or T2. The roots then divide to form the three trunks (superior, middle, and inferior). The trunks further divide into three anterior and three posterior divisions as they pass over the first rib and dive below the clavicle. The six divisions then develop into the lateral, medial, and posterior cords as they pass into the axilla. The five primary terminal nerve branches finally formed include musculocutaneous, radial, axillary, median, and ulnar nerves (Figs. 20.2a, b). The brachial plexus typically travels with a vascular supply that is contained within a neural vascular bundle along a large portion of

Roots

Roots

Figure 20.2 (a) and (b) Diagram of the brachial plexus.

Figure 20.2 (a) and (b) Diagram of the brachial plexus.

the path of the brachial plexus from its origin to the terminal nerve branches. The associated vascular supply within the bundle is often helpful in targeting the various brachial plexus components and individual nerves.

10 Ways To Fight Off Cancer

10 Ways To Fight Off Cancer

Learning About 10 Ways Fight Off Cancer Can Have Amazing Benefits For Your Life The Best Tips On How To Keep This Killer At Bay Discovering that you or a loved one has cancer can be utterly terrifying. All the same, once you comprehend the causes of cancer and learn how to reverse those causes, you or your loved one may have more than a fighting chance of beating out cancer.

Get My Free Ebook


Post a comment