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Clinical clearance of Cervical Spine
Injury
Numerous large prospective studies have described the
large cost and low yield of the indiscriminate use of
cervical spine radiology in trauma patients. Although
there are case reports of bony or ligamentous injuries
in asymptomatic patients, no asymptomatic patient in
the literature has had an unstable cervical spine fracture
or suffered neurological deterioration due to the injury.
There is no conclusive evidence in the literature that
supports clinical clearance of the spine in the prehospital
environment. There is enough variation between prehospital
and in-hospital assessments to recommend that prehospital
removal of spinal immobilisation be avoided. Mechanism
of injury alone does not determine the need for radiological
investigation.
The cervical spine may be cleared clinically if the
following preconditions are met:
- Fully alert and orientated
- No head injury
- No drugs or alcohol
- No neck pain
- No abnormal neurology
- No significant other 'distracting' injury (another
injury which may 'distract' the patient from complaining
about a possible spinal injury).
Provided these preconditions are met, the neck may
then be examined. If there is no bruising or deformity,
no tenderness and a pain free range of active
movements, the cervical spine can be cleared. Radiographic
studies of the cervical spine are not indicated.
References
Prehospital
Domeier RM; Evans RW; Swor RA et al. The
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spinal injury is not affected by the mechanism of injury.
Prehosp Emerg Care 3:4, 332-7, 1999
Meldon SW, Brant TA, Cydulka RK et al. Out-of-hospital
cervical spine clearance: agreement between emergency
medical technicians and emergency physicians.
J Trauma 45:1058-61, 1998
In-hospital
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