The ilium (/ ˈɪliəm /) (pl.: ilia) is the uppermost and largest region of the coxal bone, and appears in most vertebrates including mammals and birds, but not bony fish. All reptiles have an ilium …

Sep 7, 2025 · The ilium, a bone that forms part of the pelvis, helps bear weight and supports the spine when you stand and move. Ilium pain can be caused by traumatic injuries, inflammation, …

The ilium, alongside the ischium and pubis are individual bones in the immature skeleton which fuse to form one bone in adults, the principal union being in the acetabulum.

The ilium constitutes the uppermost portion of the hip bone, with the other two being the ischium and pubis. The ilium exhibits four distinct borders: superior, anterior, posterior, and medial.

The ilium is the broad, flaring portion of the hip bone and is the largest of the three bones that form the os coxae, alongside the ischium and pubis. It forms the superior part of the …

Aug 24, 2025 · The ilium is the largest and uppermost bone of the hip bone, which in adults (also known as the innominate bone or os coxae) is formed by the fusion of three separate bones: …

Nov 6, 2025 · The ilium is the widest and largest of the three parts of the hip bone, and is located superiorly. The body of the ilium forms the superior part of the acetabulum (acetabular roof).

Ilium: The ilium is the uppermost bone of the pelvis and extends laterally. The body contributes to the formation of the acetabulum, a concave structure where the head of the femur articulates …

The ilium (Latin: os ilium) is also known as the iliac bone. It is a paired bone forming the uppermost and most significant part of the hip bone and the skeleton of the pelvis.

Oct 30, 2023 · The ilium is one of the three bony components of the hip bone, which is the main bone of the pelvis. The ilium forms the most superior and largest part of the hip bone.