Which of the following is NOT a common vessel for catheterization?

• A. Brachial vein
• B. Radial artery
• C. Axillary artery
• D. Femoral artery

Answer: (A)

The brachial vein is indeed less commonly used for catheterization compared to the other vessels listed. In vascular procedures, the brachial vein does not typically serve as a primary access point like the radial artery, axillary artery, and femoral artery do.

The radial artery is frequently chosen for catheterization due to its superficial location, which allows for easier access and is favored for procedures like coronary angiography. The axillary artery is also accessible and provides a suitable route for various interventional radiology and angiography procedures. The femoral artery, being a large vessel, is commonly used for catheterization in both coronary and peripheral interventions, as it provides direct access to the central circulation.

In contrast, catheterization of the brachial vein is not standard practice because it is often smaller and may not provide the same reliability or ease of access for instrumentation and procedures as the arteries listed. This distinction highlights why the brachial vein is recognized as the least common vessel for catheterization in this context.