internal iliac artery

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in·ter·nal il·i·ac ar·ter·y

origin, common iliac; branches, iliolumbar, lateral sacral, obturator, superior gluteal, inferior gluteal, umbilical, superior vesical, inferior vesical, middle rectal, and internal pudendal.

internal iliac artery

a division of the common iliac artery, supplying the walls of the pelvis, the pelvic viscera, the genital organs, and part of the medial thigh. In the fetus the internal iliac artery is twice as large as the external iliac artery and is the direct continuation of the common iliac artery. After birth the internal iliac artery becomes smaller than the external iliac artery. Also called hypogastric artery. Compare external iliac artery.

in·ter·nal il·i·ac ar·te·ry

(in-tĕr'nal il'ē-ak ahr'tĕr-ē) [TA]
Origin, common iliac; branches, from anterior division obturator, inferior gluteal, umbilical, superior vesical, inferior vesical, middle rectal, and internal pudendal; from posterior division: iliolumbar, lateral sacral, superior gluteal.
Synonym(s): arteria hypogastrica, arteria iliaca interna, hypogastric artery.

internal iliac artery

One of the two branches of the common iliac artery; it arises at the level of the lumbosacral disc.
Synonym: hypogastric artery See: aorta (Branches of aorta)for illus.
See also: artery
References in periodicals archive ?
The isolated internal iliac artery aneurysm--a review.
Gore said that the delivery profile of the loaded catheter allows the use of a 16 Fr introducer sheath for the iliac branch component, and a flexible 12 Fr, reinforced introducer sheath for the internal iliac component.
Caption: Figure 4: Left internal iliac vein draining to right common iliac vein (black arrow).
The precise localization of fistulas, especially when they affect the branches of the internal iliac artery, may be challenging.
Embolisation of the internal iliac arteries may be complicated by ischaemia of the pelvic organs, as well as the spine, buttock and thigh.
On the left side, the left internal iliac artery (LIIA) was supplied by the left lumbar collateral artery.
In this case report, we present a case of critical lower limb ischaemia treated by endovascular revascularisation of the internal iliac artery.
Figure: CT scan showing calcification of external and internal iliac arteries.
Immediately lateral is the medial umbilical fold, which is the peritoneal covering of the obliterated umbilical artery, a branch of the superior vesical artery that comes off the anterior trunk of the internal iliac artery.
When simple massage of the uterus and uterotonics such as oxytocins, syntometrine and prostaglandins fail to manage the condition, surgical solutions including uterine artery ligation, devascularization of the uterus, internal iliac artery ligation and ultimately hysterectomy are employed.
In 25 patients with nonsurgical treatment, selective angiographic embolization of renal artery was performed in two cases, and bilateral angiographic embolization of internal iliac artery were performed in one patient, all of them survived.
Bilateral ligation of internal iliac (hypogastric) arteries.