The needle should be angled slightly medially with the orientation of the wing of the ilium. It is not uncommon for the needle to slip off the iliac wing; therefore, it is important for the ...

Iliosacral dysfunctions occur when the ilium (wing of the pelvis) is rotated about the axes of the SI joint. Sacroiliac dysfunctions occur when the sacrum is tilted or neutated around it’s axes ...