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3 Cards in this Set

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Posterior dislocation of the hip

headon read trafala accident


hip and knee flexed


the force ís transmitted við the patella, Patella femoral joint, femur and hip joint to the Posterior lið of acetabulum.


Tengd brotum á patella, rupture á post. cruciate ligament og fracture á femur


Internal rotation and shortened


Segmental fracture getur komið og getur verið fast inn í lidnum eða verra að the sciatic nerve getur fest sig á milli femoral head og skaddast tegar mjodmin er leiðrétt



Complications -


Damage to the sciatic nerve - lateral part of sciatic nerve, responsivble for the dorsiflexion of the foot, lies immedialy beint the hip and is often damage in the Posterior fracture dislocation


Aseptic necrosis, 20% teirra sem lenda í tess vandræði, minnkar ef mjodmin er reponerud strax. Getur komið fram eftir 2 ar, stundum allt ad 8 ar.


Osteoarthritis- femoral head damage eða AVN, OA er alast inevitable


Ectopic ossification - getur orðið á hip liðhlaupi, reduction joint movement og valdið sarsauka.



Reponerud á fyrstu 4-6 klst. Alltaf ad gera taugaskodun.


stable - hvíld í 2-3 vikur


Unstable - 6-8 vikur

Anterior hip dislocation

Violent abduction


Líklegra ad brjóta femur


aseptic necrosis of the femoral head og OA


Brachial plexus lesion

1. Violent lateral Flexion of the neck with depression of the shoulder or Forced abduction of the arm


2. At birht, although this is now rare in trounar löndunum.