iliolumbar ligament


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il·i·o·lum·bar lig·a·ment

[TA]
the strong ligament that connects the fourth and fifth lumbar vertebrae with the ilium, spanning the "notch" between the vertebral column and the wing of the ilium.
Synonym(s): ligamentum iliolumbale [TA]

iliolumbar ligament

[-lum′bər]
Etymology: L, ilium + lumbus, loin, ligare, to bind
one of a pair of ligaments forming part of the connection between the vertebral column and the pelvis. Each iliolumbar ligament attaches to a transverse process of the fifth lumbar vertebra and laterally to the ilium and inferiorly passes to the base of the sacrum, where it blends with the sacroiliac ligament.

iliolumbar ligament

The ligament extending from the fourth and fifth lumbar vertebrae to the iliac crest.
See also: ligament
References in periodicals archive ?
Keywords: iliolumbar ligament, palpation, clinical anatomy
In this commentary, we illustrate the need to consider the clinical anatomy of an examination procedure that is intended to directly palpate the iliolumbar ligament.
It has been suggested that the iliolumbar ligament is one such potential source of pain, with the 'iliolumbar ligament syndrome' characterised by local tenderness over the attachment site of the ligament on the iliac crest (Broadhurst 1989; Brukner and Khan 2001; Cashman 1986; Collee et al.