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Iliolumbar artery

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Title: Iliolumbar artery  
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Subject: Internal iliac artery, Median sacral artery, Deep circumflex iliac artery, Lumbar arteries, Arterial tree
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Iliolumbar artery

Iliolumbar artery
The veins of the right half of the male pelvis. (Iliolumbar artery not labeled, but Iliolumbar vein visible at center right.)
Details
Latin

Arteria iliolumbalis
Arteria ililumbalis

GraySubject = 155
Source
Internal iliac artery
iliolumbar vein
Anatomical terminology

The iliolumbar artery is the first branch of the posterior trunk of the internal iliac artery.

Contents

  • Course 1
    • Anastomoses 1.1
  • Additional Images 2
  • References 3
  • External links 4

Course

The iliolumbar artery turns upward behind the obturator nerve and the external iliac artery and vein, to the medial border of the psoas major, behind which it divides into:

Anastomoses

  • 1. Last lumbar→iliolumbar
  • 2. Lateral sacral↔lateral sacral
  • 3. Middle sacral→lateral sacral
  • 4. Superior hemorrhoidal→middle hemorrhoidal
  • 5. Medial femoral circumflex→inferior gluteal
  • 6. Medial femoral circumflex↔obturator
  • 7. Lateral femoral circumflex→superior gluteal
  • 8. Deep iliac circumflex→superior gluteal
  • 9. Deep iliac circumflex→external iliac
  • 10. Last lumbar→superior gluteal
  • 11. Last lumbar→deep iliac circumflex
  • 12. Iliolumbar→deep iliac circumflex.[1]

Additional Images

References

  1. ^ CHAIT, ARNOLD; ARNOLD MOLTZ and JAMES H. NELSON JR. (February 1968). "THE COLLATERAL ARTERIAL CIRCULATION IN THE PELVIS AN ANGIOGRAPHIC STUDY". AJR 102 (2): 392–400. 

External links

  • Anatomy photo:44:10-0100 at the SUNY Downstate Medical Center
  • Radiology image: Pelvis:15PelArt from Radiology Atlas at SUNY Downstate Medical Center (need to enable Java)
  • Anatomy figure: 43:07-02 at Human Anatomy Online, SUNY Downstate Medical Center
  • pelvis at The Anatomy Lesson by Wesley Norman (Georgetown University) (pelvicarteries)
  • Illustration at mrcog-wiseowl.com

This article incorporates text from a public domain edition of Gray's Anatomy.

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