Interosseous sacro-iliac ligament

Joints and ligaments · Latin: Ligamentum sacroiliacum interosseum

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The interosseous sacroiliac ligament, also known as the axial interosseous ligament, is a ligament of the sacroiliac joint that lies deep to the posterior ligament.

It connects the tuberosities of the sacrum and the ilium of the pelvis.

Definition from Wikipedia, CC BY-SA 4.0.