breath test

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Related to breath-tested: Urea breath test, Hydrogen Breath Test

breath test

any diagnostic test in which endogenous or exogenous materials are measured in samples of breath as a means of identifying pathologic processes; examples include hydrogen breath testing for lactose intolerance or urea breath testing to detect gastric colonization with Helicobacter pylori.
Synonym(s): breath analysis

breath test

any of various tests in which a person's breath is analyzed for presence of something abnormal. Subgroups called the 13C breath tests and 14C breath tests involve administration of organic compounds labeled with carbon 13 (heavy carbon) or carbon 14 (radioactive carbon) and measuring the subsequent levels of labeled carbon dioxide in the patient's breath; the labeled compound may be found to be metabolized normally, too fast, or too slow in the GI tract.

breath test

Gastroenterology
Any of a number of clinical tests used to evaluate malabsorption, in which a food containing a substance emitting low levels of radioactivity is ingested and, if malabsorbed, is exhaled through the lungs.

Lab medicine
The testing of the gases exhaled from a patient for the presence of volatile organic compounds (VOCs).

breath test

Chest medicine Any of a number of clinical tests used to evaluate malabsorption, in which a food containing a substance emitting low levels of radioactivity is ingested and, if malabsorbed, is exhaled through the lungs. See 2H-lactose test, 14C-xylose test GI disease See Urea breath test Lab medicine The testing of gases exhaled from a Pt for the presence of volatile organic compounds–VOCs.

breath test

(breth test)
1. Any diagnostic procedure in which endogenous or exogenous materials are measured in samples of breath as a means of identifying pathologic processes (e.g., hydrogen breath testing for lactose intolerance, urea breath testing to detect gastric colonization with Helicobacter pylori).
2. A test to measure alcohol consumption.

breath test

(breth test)
Any diagnostic test in which endogenous or exogenous materials are measured in samples of breath as a means of identifying pathologic processes.
References in periodicals archive ?
Even if a drinker is breath-tested and found to be at the highest level, they will not necessarily be barred.
AMAZED: Reece Gledhill, 16, who was stopped and breath-tested while riding his bike Picture by Julian Hughes (JH271207Breece-2)
Merseyside Police last night revealed that they stopped more cars and breath-tested more motorists than ever before - with more than 10,000 drivers being targeted in the crackdown, equating to a 51% increase on 2005.
West Midlands Police said this shows a near 50 per cent reduction compared to this stage last year, when 4,128 people had been stopped, 571 people breath-tested, and 21 testing positive.
Offenders could be breath-tested at any time to ensure they have not breached the order.
During the monthlong campaign in June, 3,034 drivers were stopped in the region and breath-tested.
A BLITZ on drink-drivers over the festive period by Warwickshire Police saw more than 3,000 people breath-tested.
Overall, 912 people were breath-tested on Teesside compared with 1,125 last year.
Police in England and Wales breath-tested a record 155,000 drivers during the campaign - 6.
Gudjohnsen was breath-tested and arrested on suspicion of drink driving.
Just nine per cent of drivers were breath-tested in the last three years - compared with an astonishing 64 per cent in Finland.
Richard Brunstrom, of the Association of Chief Police Officers, said: "Drivers should remember that if they are involved in a collision and police are called they will be breath-tested whether or not it is their fault.