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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This example is an every day case. Now you start looking for stage 4 and you will notice the subtle lucency in the medial malleolus on lzuge AP view green arrow.
Open reduction and internal fixation with restricted weight bearing for 6 weeks. The first ankle fracture classification, credited to Percival Pott, described three types of ankle fractures based on the number of malleoli involved: Lauge-Hansen classification of malleolar fractures: J Bone Joint Surg Br.
Notice that on the radiograph of the ankle no fracture laueg seen.

Add hanaen tibiofibular ligament rupture or posterior malleolar fracture. We do not see a tertius fracture, which would indicate stage 4, but there may be a rupture of the posterior syndesmosis.
Ankle fracture – Weber and Lauge-Hansen Classification
Rupture of the medial collateral ligaments – seen as widening of the space between the medial malleolus and the talus medial clear space. Final report Trimalleolar fracture. Published online Apr Rupture of the anterior syndesmosis – seen as widening of the space between the distal tibia and fibula lateral clear space. Now re-examine the films to make sure that you do not overlook a higher grade ankle injury.
HPI – Initial trauma was 3 months ago. The radiographs shows a Weber C fracture. You interprete this as an avulsion fracture.
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Lauge-Hansen classification
J Foot Ankle Surg. Pronation abduction injuries were evaluated in three experiments. Every ligamentous rupture has it’s avulsion fracture counterpart. Haraguchi N, Armiger RS. A classification system should be comprehensive and have the capacity to describe all the types of fractures in its range of classification.
Using modern biomechanical techniques, Michelson et al. Anterior tibiofibular ligament sprain Lateral short oblique fibular fracture anteroinferior to posterosuperior Posterior tibiofibular ligament rupture or avulsion of posterior malleolus Medial malleolus transverse fracture or disruption of deltoid ligament.

This causes rupture of the anterior syndesmosis. Later investigators have been unable to duplicate the mechanical events or injuries described by Lauge-Hansen. Bone fractures Ankle fracture classifications Injuries of ankle and foot Orthopedics stubs.
Lauge Hansen Classification of Ankle Fractures | UW Emergency Radiology
This page was last edited on 27 Octoberat What we normally see is a stage 2 oblique fracture through the syndesmosis and we have to assume that there is also a rupture of the anterior tibiofibular ligament, which is stage 1. Even on the AP-view there are subtle findings that indicate a fracture red arrows. Radiographs from the ER are provided in figures A and B. Lauge Hansen Classification of Ankle Fractures. Supination was comprised of internal rotation of the ankle classificatiion the tibial axis, forefoot adduction, and hindfoot inversion; pronation was made up of external rotation of the ankle about the tibial axis, forefoot abduction, and hindfoot eversion.
