Blood Alcohol Estimation from Osmolal Gap

Purpose: To estimate the blood ethanol level from the observed osmolal gap.

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Evaluation

Are you trying to estimate the serum ethanol level from the observed osmolal gap?

Yes

Serum sodium

Serum glucose

Serum urea nitrogen

Serum osmolality (measured)

mOsm/kg H2O

Results

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Results Interpretation and Description References Next Steps

Data complete?

Evaluation appropriate?

Osmolality (calculated)

Osmolal gap

Estimated ETOH

Estimated ethanol using the equation of Purssell et al

Estimated ethanol using the equation of Cadnapaphornchai et al

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Interpretation and Description

References

Next Steps in Evaluation

Diagnosis

Risk Factors
- Risk of Delirium Tremens During Alcohol Withdrawal
- Model for Predicting Delirium Tremens During Alcohol Withdrawal
Clinical Diagnosis, Including Family History For Genetics
Laboratory Tests
- Equation for Evaluating Ethanol Intoxication in Children
- Blood Ethanol Levels and Diagnosis of Alcohol Abuse
Other Testing
- Estimation of Person's Alcohol Intake Over Several Years
Severity, Prognosis, Stage
- Model for Predicting Delirium Tremens During Alcohol Withdrawal

Monitoring

Response To Therapy
- Alcohol-Induced Hangover Symptoms
Adverse Effects
- Disulfiram-Like Reaction to Alcohol Ingestion (Antabuse Reaction, Acetaldehyde Syndrome)
- Alcohol-Induced Hangover Symptoms

Specialty

Toxicology
Emergency Medicine
Critical Care

Objective

laboratory tests

ICD-10

F10.0 - Mental and behavioural disorders due to use of alcohol, acute intoxication

Info

Purpose: To estimate the blood ethanol level from the observed osmolal gap.

Specialty: Toxicology, Emergency Medicine, Critical Care

Objective: laboratory tests

ICD-10: F10.0,

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