Acetabular notch: Difference between revisions

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{{short description|Anatomical feature of the hip bone}}
{{Short description|Anatomical feature of the pelvis}}
{{Anatomy}}


The '''acetabular notch''' is a feature of the [[hip bone]] that plays a crucial role in the structure and function of the [[acetabulum]].
==Acetabular Notch==
The '''acetabular notch''' is a key anatomical feature of the [[pelvis]], specifically part of the [[acetabulum]], which is the concave surface of the pelvis that forms the socket of the [[hip joint]].


==Anatomy==
[[File:Gray235.png|thumb|right|Diagram of the acetabulum showing the acetabular notch.]]
The acetabular notch is a deep notch located at the inferior margin of the [[acetabulum]], which is the concave surface of the [[pelvis]] that articulates with the [[femoral head]] to form the [[hip joint]]. The notch is situated between the anterior and posterior horns of the acetabulum.


==Function==
===Anatomy===
The acetabular notch serves as a passageway for important structures such as the [[ligamentum teres]] and the [[acetabular artery]]. The ligamentum teres, also known as the ligament of the head of the femur, attaches to the fovea of the femoral head and provides a conduit for the acetabular artery, which supplies blood to the head of the femur.
The acetabular notch is located at the inferior margin of the acetabulum. It is a deep notch that interrupts the otherwise circular rim of the acetabulum. This notch is bridged by the [[transverse acetabular ligament]], which converts the notch into a foramen through which blood vessels and nerves pass.


==Clinical significance==
===Function===
The acetabular notch is clinically significant in procedures involving the [[hip joint]], such as [[hip replacement surgery]]. Understanding its anatomy is essential for surgeons to avoid damaging the structures that pass through it. Additionally, variations in the size and shape of the acetabular notch can affect the stability and function of the hip joint.
The acetabular notch plays a crucial role in the stability and function of the hip joint. It allows for the passage of the [[ligamentum teres]], a ligament that attaches the head of the [[femur]] to the acetabulum, providing additional stability to the joint. The notch also accommodates the [[acetabular labrum]], a fibrocartilaginous rim that deepens the acetabulum and enhances the stability of the hip joint.


==Related structures==
===Clinical Significance===
Injuries or abnormalities involving the acetabular notch can affect the stability and function of the hip joint. Conditions such as [[acetabular dysplasia]] or [[hip dysplasia]] may involve malformations of the acetabular notch, leading to joint instability and increased risk of [[osteoarthritis]].
 
==Related Pages==
* [[Acetabulum]]
* [[Acetabulum]]
* [[Hip joint]]
* [[Hip joint]]
* [[Femoral head]]
* [[Pelvis]]
* [[Ligamentum teres]]
* [[Ligamentum teres]]
 
* [[Acetabular labrum]]
==Related pages==
* [[Pelvis]]
* [[Hip replacement]]
* [[Orthopedic surgery]]
 
==Gallery==
<gallery>
File:Gray235.png|Illustration of the acetabular notch
</gallery>


[[Category:Pelvis]]
[[Category:Pelvis]]
[[Category:Anatomy]]
[[Category:Anatomy]]

Latest revision as of 03:41, 13 February 2025

Anatomical feature of the pelvis


Acetabular Notch[edit]

The acetabular notch is a key anatomical feature of the pelvis, specifically part of the acetabulum, which is the concave surface of the pelvis that forms the socket of the hip joint.

Diagram of the acetabulum showing the acetabular notch.

Anatomy[edit]

The acetabular notch is located at the inferior margin of the acetabulum. It is a deep notch that interrupts the otherwise circular rim of the acetabulum. This notch is bridged by the transverse acetabular ligament, which converts the notch into a foramen through which blood vessels and nerves pass.

Function[edit]

The acetabular notch plays a crucial role in the stability and function of the hip joint. It allows for the passage of the ligamentum teres, a ligament that attaches the head of the femur to the acetabulum, providing additional stability to the joint. The notch also accommodates the acetabular labrum, a fibrocartilaginous rim that deepens the acetabulum and enhances the stability of the hip joint.

Clinical Significance[edit]

Injuries or abnormalities involving the acetabular notch can affect the stability and function of the hip joint. Conditions such as acetabular dysplasia or hip dysplasia may involve malformations of the acetabular notch, leading to joint instability and increased risk of osteoarthritis.

Related Pages[edit]