Posterior ligament of the head of the fibula
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| The posterior ligament of the head of the fibula is located at the knee joint. | |
| Latin | ligamentum capitis fibulae posterius |
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The posterior ligament of the head of the fibula is a fibrous band that plays a crucial role in the stability of the knee joint. It is one of the ligaments that connect the fibula to the tibia, specifically at the proximal end of the fibula.
Anatomy[edit | edit source]
The posterior ligament of the head of the fibula is located at the proximal tibiofibular joint, which is the articulation between the head of the fibula and the lateral condyle of the tibia. This ligament is positioned posteriorly, as its name suggests, and it helps to stabilize the joint by preventing excessive movement of the fibula relative to the tibia.
Structure[edit | edit source]
The ligament is composed of dense regular connective tissue, which provides it with the strength and flexibility needed to withstand the forces exerted on the knee joint during movement. It attaches to the posterior aspect of the head of the fibula and extends to the posterior part of the lateral condyle of the tibia.
Function[edit | edit source]
The primary function of the posterior ligament of the head of the fibula is to stabilize the proximal tibiofibular joint. It helps to maintain the alignment of the fibula with the tibia, especially during activities that involve lateral movements or rotational forces, such as walking, running, and jumping.
Clinical Significance[edit | edit source]
Injuries to the posterior ligament of the head of the fibula are relatively rare but can occur due to trauma or excessive rotational forces applied to the knee. Such injuries may lead to instability of the proximal tibiofibular joint, which can affect the overall function of the knee.
Diagnosis of injuries to this ligament typically involves physical examination and imaging studies, such as MRI, to assess the integrity of the ligament and the extent of any associated damage.
Also see[edit | edit source]
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Contributors: Prab R. Tumpati, MD
