Ethanol - breath
Last updated: Thursday, 08, April, 2004
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Expired air blown directly into instrument.
The result is usually provided as a blood level, less commonly as the actual concentration in expired air.
| Reference Interval|
Not detected in the absence of ethanol ingestion.
|Application||Used as a screening test for ethanol ingestion.|
If a positive result is of possible clinical significance, it is necessary to collect a blood specimen as the blood level estimated from a breath specimen may be inaccurate.
Cook JD. Clin Biochem 2003; 36(1): 9-19.