Where Does the Iliolumbar Ligament Attach

The iliolumbar ligaments are crucial in supporting the lower lumbar spine; they join the 4th and 5th lumbar vertebrae (L4 and L5) to the iliac bone crest at the back of the pelvis.

What does the iliolumbar ligament connect?

From the research: The iliolumbar ligament connects the transverse process (the bony projections on either side of the vertebrae where ligaments and muscle attach themselves), of L5 to the iliac crest (uppermost part of the pelvis) and contributes to lumbosacral stability and has been associated with low back pain ( …

Where does the sacroiliac ligament attach?

Interosseous sacroiliac ligament Connects the outer surface of the sacrum (triangular part of the lower spine) to the inner surface ilium (hip bone) Receives the greatest stresses of the ligaments associated with the sacroiliac joint. Forms the major connection between the sacrum and the ilium.