II. Pathophysiology

  1. High velocity Traumatic Injury (e.g. MVA with lap belt only)
  2. Causes flexion and distraction of the thoracolumbar spine
  3. Unstable, transverse Fracture through the anterior, middle and posterior Vertebral body

III. Associated Conditions

  1. Spinal cord injury
  2. Traumatic Aortic Disruption
  3. Liver Laceration
  4. Splenic Rupture
  5. Mesentary or Small Bowel injury (if Seat Belt Sign present)

IV. Signs

  1. Point tenderness over thoracolumbar Vertebrae (L1 region)
  2. Seat Belt Sign

V. Management

  1. Spine surgery is typically required

VI. Resources

VII. References

  1. Herbert, Orman and Hollander in Herbert (2018) EM:Rap 18(4): 13

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Ontology: Chance flexion distraction fracture of vertebra (C3532895)

Concepts Injury or Poisoning (T037)
SnomedCT 473438000
English Chance flexion distraction fracture of vertebra (disorder), Chance fracture of vertebra, Chance flexion distraction fracture of vertebra, Chance fracture, Seat belt fracture
Spanish fractura por flexión-distracción de vértebra de Chance (trastorno), fractura vertebral de Chance, fractura por flexión-distracción de vértebra de Chance, Fractura por el cinturón de seguridad, Fractura de Chance
Czech Seat belt poranění, Chanceho zlomenina
Dutch chance fractuur, fractuur door autogordel
French Fracture liée à la ceinture de sécurité, Fracture de Chance
German Chance-Fraktur, Sitzgurt-Fraktur
Hungarian Chance-féle törés, Biztonsági öv által okozott törés
Italian Frattura da cintura di sicurezza, Frattura di Chance
Japanese シートベルト骨折, チャンスコッセツ, シートベルトコッセツ, チャンス骨折
Portuguese Fractura do cinto de segurança, Fractura de Chance