internal iliac vein in dogs
A vein that begins near the upper part of the greater sciatic foramen, passes upward behind and slightly medial to the hypogastric artery and, at the brim of the pelvis, joins with the external iliac to form the common iliac vein. [WP,unvetted]. Every claim on this page comes from the Leumas anatomy graph and carries its source.
What the internal iliac vein is
A vein that begins near the upper part of the greater sciatic foramen, passes upward behind and slightly medial to the hypogastric artery and, at the brim of the pelvis, joins with the external iliac to form the common iliac vein. [WP,unvetted]. The atlas records it as a vein at the organ scale in the dog.
Where the internal iliac vein is
It sits within the cardiovascular system. Only the system is known. The position shown carries almost no spatial information.
What the internal iliac vein connects to
The atlas records 8 typed relationships for it, across 4 kinds of connection. a kind of iliac vein.
Supply and innervation
Venous drainage: iliolumbar vein, obturator vein, perineal vein, vaginal vein and vesical vein.
Also called
Also recorded as hypogastric vein, v. hypogastrica and v. iliaca interna. Searching any of those names reaches this page.
Source
Uberon multi-species anatomy ontology (Mungall et al.), CC BY 4.0. Term UBERON:0001317, version 2026-06-19, retrieved 2026-08-24. Licence: CC-BY-4.0.
- A kind of: iliac vein.
- Connected to: common iliac vein.
- Drains: pelvic region element.
- drains to: iliolumbar vein, obturator vein, perineal vein, vaginal vein and vesical vein.
Questions
Where is the internal iliac vein?
It sits within the cardiovascular system. Only the system is known. The position shown carries almost no spatial information.
What does the internal iliac vein connect to?
A kind of: iliac vein.
Is the internal iliac vein the same in other species?
This page describes the dog. The human record of the same structure sits beside it on /compare, over one shared model rather than two atlases built separately.