lumbar vein

set of lumbar veins

A vein that is tributary of the inferior vena cava and drains blood from the posterior abdominal wall and lumbar region.

Loại Bone
Cấu trúc cha vein
Tên Latin set of lumbar veins
FMA ID 70889

Câu hỏi thường gặp

What is a lumbar vein?
A lumbar vein is a paired vein that drains blood from the posterior abdominal wall and lumbar region. There are typically four pairs of lumbar veins that serve as tributaries of the inferior vena cava, collecting blood from the back muscles, vertebral column, and adjacent tissues.
Where are lumbar veins located?
Lumbar veins are located in the posterior abdominal and lumbar regions on both sides of the vertebral column. They run horizontally alongside each lumbar vertebra, connecting the posterior abdominal wall to the inferior vena cava on the right side, with corresponding drainage on the left.
What is the function of lumbar veins?
Lumbar veins collect deoxygenated blood from the muscles of the posterior abdominal wall, the lumbar back muscles, the skin of the lower back, and the vertebral column. They drain this blood into the inferior vena cava, contributing to venous return from the posterior abdominal region.
What conditions may be associated with lumbar veins?
Lumbar veins may be involved in venous bleeding during retroperitoneal surgeries or procedures near the posterior abdominal wall. They are also relevant in the context of vertebral venous plexus connections and portosystemic communications. Clinical evaluation is necessary for any suspected vascular concern.
How are lumbar veins examined?
Lumbar veins may be visualized on CT angiography or MR venography when evaluating retroperitoneal vascular anatomy. They are also directly encountered and assessed during surgical procedures in the retroperitoneal space or spine surgery.

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Educational Disclaimer

This content is for educational and informational purposes only. It is not a substitute for professional medical advice, diagnosis, or treatment. Always consult a qualified healthcare provider for medical decisions.

Data sources: Terminologia Anatomica, Foundational Model of Anatomy, Wikidata.