Narayan's Logistic Model

Purpose: To predict the probability of outcome in a patient with coma using the Narayan model.

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Evaluation

Patient's age

years

Glasgow Coma Score

Are pupillary reactions to light absent bilaterally?

Yes

Are the oculocephalic or oculovestibular eye movements unilaterally or bilaterally impaired?

Yes

Is a surgical mass present?

Yes

Results

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Results Interpretation and Description References Next Steps

Data complete?

Probability of a bad outcome

Probability of a good outcome

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Interpretation and Description

References

Next Steps in Evaluation

Diagnosis

Risk Factors
Severity, Prognosis, Stage

Therapy

Options
- Outcome Prediction Score For Adults with Severe Head Injury
Selection
- Outcome Prediction Score For Adults with Severe Head Injury

Monitoring

Response To Therapy
- Outcome Prediction Score For Adults with Severe Head Injury
Complication Detection
- Postconcussion Syndrome (PCS) Following Traumatic Brain Injury

Patient Concerns

Disability And Performance

Specialty

Sports Medicine & Rehabilitation
Neurology

Objective

severity
prognosis
stage

ICD-10

R40.2 - Coma, unspecified

Info

Purpose: To predict the probability of outcome in a patient with coma using the Narayan model.

Specialty: Sports Medicine & Rehabilitation, Neurology

Objective: severity, prognosis, stage

ICD-10: R40.2,

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