The anterior superior iliac spine (ASIS) is a bony projection of the iliac bone, and an important landmark of surface anatomy. It refers to the anterior extremity of the iliac crest of the pelvis. It …

The quadratus lumborum muscle originates by aponeurotic fibers into the iliolumbar ligament and the internal lip of the iliac crest for about 5 centimetres (2.0 in). It inserts from the lower border …

The crest of the ilium (or iliac crest) is the superior border of the wing of ilium and the superolateral margin of the greater pelvis.

The iliolumbar ligament is a strong ligament [1] which attaches medially to the transverse process of the 5th lumbar vertebra, and laterally to back of the inner lip of the iliac crest (upper margin …

The iliac fascia (or Abernethy's fascia[citation needed]) is the fascia overlying the iliacus muscle. [1] Superiorly and laterally, the iliac fascia is attached to the inner aspect of the iliac crest; …

Iliacus muscle ... The iliacus is a flat, triangular muscle which fills the iliac fossa. It forms the lateral portion of iliopsoas, providing flexion of the thigh and lower limb at the acetabulofemoral …

Its fibers run perpendicular to the external oblique muscle, beginning in the thoracolumbar fascia of the lower back, the anterior 2/3 of the iliac crest (upper part of hip bone) and the lateral half …

The sartorius muscle takes origin from the extremity of the ASIS and the upper part of this notch just underneath it. Below the notch is the anterior inferior iliac spine (AIIS), which ends in the …