Lateral pectoral nerve

The **lateral pectoral nerve** is an anatomical structure—a peripheral motor and sensory nerve—not a classical druggable molecular target such as a receptor, enzyme, or transporter. It arises from the lateral cord of the brachial plexus with fibers from spinal nerves C5–C7. The main function is to provide motor innervation to the pectoralis major muscle and contribute via communicating branches to innervate the pectoralis minor. It also carries proprioceptive and nociceptive fibers. The lateral pectoral nerve is clinically significant in surgeries involving the chest wall and breast due to its role in muscle function and potential involvement in regional anesthesia techniques such as selective nerve blocks[1][2][3][4]. However, it should be noted that this entry does not represent a conventional therapeutic "target" at the molecular level but rather an anatomical entity relevant primarily for surgical anatomy and regional anesthesia. > The lateral pectoral nerve provides motor innervation to the pectoralis major muscle...it also has been considered to carry proprioceptive and nociceptive fibers...[1] > ...a motor nerve arising from the lateral cord of the brachial plexus...supplies motor innervation to [the] pectoralis major...[2] > ...important while exploring [the] pectoral region during surgeries...[3] > Selected pectoral nerve blocks can be performed either intraoperatively or preoperatively...may be utilized in patients prior to breast surgery...[4] In summary: **Lateral pectoral nerve** is an anatomical peripheral mixed (motor/sensory) somatic nervous structure—not a canonical druggable molecule/receptor/target—and thus does not fit standard pharmacological classification schemes.

Other names

Lateral anterior thoracic nerveLPN

Not applicable—no drugs act on this structure as a molecular therapeutic target