Which vein is commonly selected for peripheral access?

The cephalic vein is commonly selected for peripheral access due to several key characteristics that make it particularly suitable for both short-term and long-term venous access. It is a large, superficial vein located along the lateral aspect of the forearm and upper arm, which makes it easily accessible for venipuncture. Its anatomical location often allows for straightforward cannulation with minimal risk of damage to surrounding structures.

Furthermore, the cephalic vein generally has a good-sized lumen, which accommodates a variety of catheter sizes, whether for intravenous therapy, blood draws, or other procedures. It is typically less prone to thrombosis compared to other veins, enhancing its utility for repeated access.

Additionally, the cephalic vein is less likely to be affected by complications such as deep vein thrombosis or serious infection risks found with deeper veins, making it a safer choice for clinicians. Its accessibility and reliability make it a preferred vein for peripheral access, especially in environments where immediate venous access is required.

When considering the other options, while the subclavian vein, femoral vein, and jugular vein are important anatomically and can be used for central access, they are not typically chosen for peripheral venous access due to deeper locations and higher risk of