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Severe Traumatic Brain Injury Risk Factors for Unfavorable Outcome

Purpose: To identify a patient with severe traumatic brain injury who is likely to have an unfavorable ouctome based on the study of Tasaki et al.

Description

Tasaki et al identified risk factors for an unfavorable outcome following severe traumatic brain injury. These risk factors can be used in the outcome prediction model given in the previous section or as a simple risk score. The authors are from Osaka University in Japan.


 

Patient selection: traumatic brain injury with Glasgow coma score < 9 on admission or deterioration to < 9 within 12 hours after injury

 

Exclusions: brain dead on admission, hemorrhagic shock, alcohol-induced coma

 

Outcomes: favorable (good recovery or moderate disability) or unfavorable (persistent vegetative state or death)

 

Risk factors associated with 90-92% of patients having an unfavorable outcome):

(1) extensive subarachnoid hemorrhage

(2) absence of light reflex in both pupils

 

Additional risk factors:

(1) age >= 70 years of age

(2) intracranial pressure > 30 mm Hg

(3) midline shift > 12 mm

 


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Specialty

Objective

ICD-10