LAUGE HANSEN CLASSIFICATION PDF

Lauge-Hansen’s classification, which was published in a issue of Archives of Surgery, has become one of the most widely used ankle. The Lauge-Hansen classification is a system of categorizing ankle fractures based on the foot position and the force applied. Classification, Description, Notes. Supination External Rotation, Most common mechanism (% of all fractures). 1, Anterior tibiofibular ligament rupture.

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Do you see what stage hanseh is? Retrieved from ” https: Cadaveric tibias were fixed with a vice and nails while a rotational deforming force was applied by hand with the foot in a supinated or pronated position. Which of the following is the best method to assess the integrity of the syndesmosis?

Stage 2 Stage 2 is uncommon and easy to detect.

Once you understand the trauma mechanism as described by Lauge-Hansen and the sequence of events that take place in stages, then you know where to look for fractures and ligamentous injuries. Some few general remarks on fractures and dislocations: This is an unstable fracture with dislocation that needs surgical repair.

Additional radiographs of the lower extremity were ordered and they demonstrate a high fibular fracture, i. Exorotation injury Weber A fractures are usually not a problem. The lateral side is under extreme tension with stretch on the ligaments which results in an avulsion fracture.

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Ankle Fractures – Trauma – Orthobullets

Supination adduction injuries occurred in eight experiments and consisted of two stages. The reduction maneuver could be devised by putting the foot and ankle back in the original position and by reversing the mechanism of injury. Clin Orthop Relat Res. According to Lauge-Hansen the fracture results from an adduction force on the supinated classifocation. Views Read Edit View history.

Therefore, it is not yet well understood how much clinical guidance the Lauge-Hansen system offers. The Lauge-Hansen classification will give you the fracture mechanism and the preliminary stage of the ankle injury.

This can best be demonstrated by giving an example. This is called a pull off type of fracture in contrast to a push off type, which is seen as an oblique or vertical fracture. Medial malleolus Anterior syndesmosis Fibula Posterior syndesmosis.

This is probably an unstable ankle fracture. Please vote below and help us build the most advanced adaptive learning platform in medicine. Are low-energy open ankle fractures in the elderly the new geriatric hip fracture? On the lateral view the posterior cortex of the tibia is interrupted indicating a fracture blue arrow.

In another investigation by Haraguchi and Armiger classivication 6 hwnsen, the mechanism by which the distal fibula breaks in supination external rotation injuries was questioned, as the authors were able to produce a short oblique fracture of the distal fibula with the foot in the pronated position.

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Final report Weber C fracture stage 4. At the eight-week postoperative visit, you are asked to fill out a return to work form.

Lauge Hansen Classification of Ankle Fractures

According to Lauge Hansen the oblique fibular fracture indicates Supination Exorotation injury stage 2 or higher.

Retrieved 27 October Weber C This is a fracture above the level of the syndesmosis. J Bone Joint Surg Am. Add cclassification tibiofibular ligament rupture or posterior malleolar fracture. Immediately after the injury lajge injured parts may again align, which can make it difficult to detect the injuries. Past medical history includes insulin dependent diabetes mellitus for 35 years.

Lauge-Hansen classification

Weber B starts anterolaterally and the sequence is: There is a widened medial clear space, which indicates a rupture of the medial collateral band, i. First impression The radiographs show a fracture of the posterior malleolus. At first impression there is a Weber B fracture stage 2.