Internal Iliac Artery

Internal Iliac Artery The structure indicated is the internal iliac artery. The abdominal aorta bifurcates into the left and right common iliac arteries at approximately the level of the fourth lumbar vertebra. The common iliac arteries then divide into the external and internal iliac arteries. The internal iliac artery has an anterior trunk and posterior trunk. The branches of these trunks are anatomically variable and have several different configurations from person to person. The posterior trunk gives rise to three branches: Iliolumbar artery Lateral sacral arteries Superior gluteal artery The branches of the anterior trunk are much more variable, but …

Internal Iliac Artery Read More »