Iliac Vein (also known as Iliac Veins, Vein, Iliac): A vein on either side of the body which is formed by the union of the external and internal iliac veins and passes upward to join with its fellow of the opposite side to form the inferior vena cava.

NIH MeSH · D007084Anatomy

Iliac Vein

Also known asIliac Veins · Vein, Iliac · Veins, Iliac · Deep Circumflex Iliac Vein

Definition

A vein on either side of the body which is formed by the union of the external and internal iliac veins and passes upward to join with its fellow of the opposite side to form the inferior vena cava.

MeSH classification

  • A07.015.908.427

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Related concepts

Axillary Vein

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Azygos Vein

A vein which arises from the right ascending lumbar vein or the vena cava, enters the thorax through the aortic orifice in the diaphragm, an…

Brachiocephalic Veins

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Common questions about Iliac Vein

What does Iliac Vein mean in medicine?
A vein on either side of the body which is formed by the union of the external and internal iliac veins and passes upward to join with its fellow of the opposite side to form the inferior vena cava. This definition is taken from the National Library of Medicine's MeSH (Medical Subject Headings) 2026 release, which is the standard vocabulary used to index PubMed and most medical literature.
Is Iliac Vein known by any other names?
Yes. Iliac Vein is also referred to as Iliac Veins, Vein, Iliac, Veins, Iliac, Deep Circumflex Iliac Vein in different clinical, research and patient-facing contexts. The MeSH descriptor groups all of these synonyms under a single canonical concept so research and records stay consistent.
Where does Iliac Vein sit in the medical classification?
Iliac Vein falls under the broader medical category "Anatomy" in the MeSH hierarchy (tree numbers: A07.015.908.427). Browsing the related concepts on this page takes you to neighbouring topics in the same branch of medicine.
Where can I get a plain-language explanation of Iliac Vein?
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Source: NIH MeSH 2026 (D007084) — National Library of Medicine, public domain. View official MeSH record ↗