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Related Concept Videos

Ankle Joint01:10

Ankle Joint

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The ankle is formed by the talocrural joint (crural = leg). It consists of the articulations between the talus bone of the foot and the distal ends of the tibia and fibula of the leg. The superior aspect of the talus bone is square-shaped and has three areas of articulation. The top of the talus articulates with the inferior tibia. This is the portion of the ankle joint that carries the body weight between the leg and foot. The sides of the talus are firmly held in position by the articulations...
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Knee Joint01:23

Knee Joint

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The knee joint is the most complicated joint in the body. It consists of three articulations– two tibiofemoral and one patellofemoral. As is characteristic of synovial joints, the knee joint has a thin articular capsule that partially surrounds this joint cavity. Additionally, several ligaments, muscles, and cartilaginous structures support the movement of the knee.
A total of seven ligaments support the knee joint. The patellar ligament, which is also attached to the quadriceps femoris...
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Bones of the Lower Limb: Tibia and Fibula01:10

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The tibia is the main weight-bearing bone of the lower leg. It is larger than the fibula with which it is paired. The tibia is also the second longest bone in the body and is located right below the skin. The proximal end of the tibia forms the medial and the lateral condyle, which articulates with the condyles of the femur to form the knee joint. Between the articulating surfaces is the irregular elevated area known as the intercondylar eminence that serves as the inferior attachment point for...
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Bones of the Lower Limb: Femur and Patella01:16

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The femur is the body's longest and strongest bone spanning the thigh region. Its head articulates with the acetabulum of the hip bone to form the hip joint. A minor indentation on the medial side of the femoral head, called the fovea capitis, serves as the site of attachment for the ligament of the head of the femur. This weak ligament spans the femur and acetabulum and supports the hip joint. The narrowed region below the head is the neck of the femur. The inclination angle between the...
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Bone Disorders01:29

Bone Disorders

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Aging and its effect on bone remodeling is the most common cause of bone disorders. In young and healthy people, bone deposition and resorption happen at an equal rate to maintain optimal bone health.
Bone deposition is also affected by the levels of sex hormones like estrogen and testosterone that promote osteoblast activity and bone matrix synthesis. When the level of these hormones decreases due to aging, it causes a reduction in bone deposition. As a result, bone resorption by osteoclasts...
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Related Experiment Video

Updated: Jun 25, 2025

Treatment of Ankle Osteoarthritis with Total Ankle Replacement Through a Lateral Transfibular Approach
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Treatment of Ankle Osteoarthritis with Total Ankle Replacement Through a Lateral Transfibular Approach

Published on: January 24, 2018

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Ankle Osteoarthritis.

Albert T Anastasio1, Brian Lau, Samuel Adams

  • 1From the Duke University Department of Orthopaedic Surgery, Division of Sports Medicine, Durham, North Carolina.

The Journal of the American Academy of Orthopaedic Surgeons
|May 29, 2024
PubMed
Summary
This summary is machine-generated.

Posttraumatic ankle osteoarthritis (OA) often follows injury, impacting joint biomechanics. Current treatments focus on pain relief, with surgical options like ankle arthrodesis and total ankle arthroplasty debated for end-stage cases.

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Area of Science:

  • Orthopedics
  • Rheumatology
  • Sports Medicine

Background:

  • Ankle osteoarthritis (OA) is less prevalent than knee or hip OA.
  • A significant majority (75-80%) of ankle OA cases are posttraumatic, stemming from ligamentous or bony ankle injuries.
  • While ankle cartilage has self-restoring potential, biomechanical changes and post-injury inflammation contribute to OA development.

Purpose of the Study:

  • To review the current understanding of posttraumatic ankle OA.
  • To discuss conservative and surgical management strategies for ankle OA.
  • To explore the indications and debates surrounding ankle arthrodesis versus total ankle arthroplasty.

Main Methods:

  • Literature review of posttraumatic ankle osteoarthritis.
  • Analysis of conservative treatment approaches for ankle OA.
  • Evaluation of surgical interventions including ankle arthrodesis and total ankle arthroplasty.

Main Results:

  • Posttraumatic ankle OA pathogenesis involves biomechanical and inflammatory factors.
  • Conservative care primarily targets pain management; disease-modifying agents are under investigation.
  • Surgical options for end-stage ankle OA include ankle arthrodesis and total ankle arthroplasty, with patient-specific factors influencing the choice.

Conclusions:

  • Understanding the etiology of posttraumatic ankle OA is crucial for effective management.
  • Ongoing research aims to identify treatments that can delay ankle OA progression.
  • The selection between ankle arthrodesis and total ankle arthroplasty for end-stage ankle OA requires careful consideration of individual patient characteristics and demands.