Common iliac nodes

The common iliac lymph nodes, four to six in number, are grouped behind and on the sides of the common iliac artery, one or two being placed below the bifurcation of the aorta, in front of the fifth lumbar vertebra.

The group of common iliac lymph nodes comprises:

• Medial common iliac nodes

• Intermediate common iliac nodes

• Lateral common iliac nodes

• Subaortic nodes

• Median sacral nodes