Pelvic Vascular Anatomy

Renan Uflacker, M.D.Interventional Radiology

Medical University of South CarolinaCharleston, SC

Uterine Artery Variation

•Type I: UA is first branch of Inferior Gluteal Artery (45%)•Type II: UA is second or third branch of the Inferior Gluteal Artery (6%)•Type III: UA, the Inferior Gluteal Artery and Superior Gluteal Artery arising as a trifurcation (43%)•Type IV: UA as first branch of the Hypogastric Artery (6%)•Inconclusive

Gomez-Jorge etal: CVIR 2003

Ovarian Artery Variations

Razavi MK, etal Radiology 2002

•Type I: OA connects to intramural UA before the fibroid supply through tuboovarian segment•Type II: OA supplies the fibroid directly•Type III: Ovarian supply partially from the UA