Hangman's fracture
Hangman's Fracture
Hangman's fracture is a specific type of cervical fracture involving the second cervical vertebra (C2). The term "hangman's fracture" is derived from the mechanism of injury that is similar to that of judicial hanging.
Pronunciation
Hangman's fracture is pronounced as /ˈhæŋmənz ˈfrækʧər/.
Etymology
The term "hangman's fracture" is derived from the mechanism of injury that is similar to that of judicial hanging. The term was first used in 1965 by Schneider and Livingston.
Definition
A Hangman's fracture is a break in the axis, which is the second cervical vertebra. It is characterized by a fracture of the pars interarticularis or pedicles of C2 on both sides, which can result in anterior displacement of C2 on C3.
Related Terms
- Cervical vertebrae: The seven cylindrical bones (C1-C7 vertebrae) that form the neck.
- Axis: The second cervical vertebra, C2.
- Pars interarticularis: The part of a vertebra located between the superior and inferior articular processes.
- Pedicle: A stub of bone that connects the vertebral arch to the vertebral body.
Diagnosis
Diagnosis of a Hangman's fracture is typically made through radiographic imaging, such as X-ray, CT scan, or MRI. The fracture is visible as a break in the pars interarticularis or pedicles of C2 on both sides.
Treatment
Treatment of a Hangman's fracture depends on the severity of the fracture and the associated neurological symptoms. It may involve immobilization with a cervical collar or Halo brace, or surgical intervention.
External links
- Medical encyclopedia article on Hangman's fracture
- Wikipedia's article - Hangman's fracture
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