Results 211 to 220 of about 202,680 (243)
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Stable isotope breath tests

Nutrition, 1998
There is a need for non-invasive tests of gastrointestinal and nutritional function. Clinical problems peculiar to infancy and childhood require prompt diagnosis, and methods that are invasive or involve the use of radioisotopes are often impractical or ethically unacceptable. What the pediatrician and clinical scientist seek are tests that are simple,
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Methods and functions: Breath tests

Best Practice & Research Clinical Gastroenterology, 2009
Breath tests provide a valuable non-invasive diagnostic strategy to in vivo assess a variety of enzyme activities, organ functions or transport processes. Both the hydrogen breath tests and the (13)C-breath tests using the stable isotope (13)C as tracer are non-radioactive and safe, also in children and pregnancy.
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Reducing the dilution of breath samples for breath hydrogen testing

Research in Veterinary Science, 2009
Breath hydrogen testing has a diagnostic potential as a gastrointestinal function test that could be performed in general practice. The purpose of this study was to improve techniques for collection of breath samples and transfer of samples to transport vessels.
L, Toresson, J M, Steiner, D A, Williams
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Lactose Breath Hydrogen Test

Pediatrics, 1982
The recent article by Barr et al, "Mucosal Function and Breath Hydrogen Excretion: Comparative Studies in the Clinical Evaluation of Children with Nonspecific Abdominal Complaints" (Pediatrics 68:526, 1981), provided some useful data on the utility of the lactose breath hydrogen test (LBHT) for the diagnosis of lactase deficiency in children with ...
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Maximum Breathing Capacity Testing

JAMA: The Journal of the American Medical Association, 1973
To the Editor.— Most lung function laboratories, including those in countries where there is an appreciable emigration to America, are frequently requested to carry out spirometric studies for the evaluation of pulmonary disability according to Social Security Regulations issued by the US Department of Health, Education, and Welfare (No. 4 Subpart P).
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Support for random breath tests

Nursing Standard, 1988
Members of the Royal College of Nursing have given their support in calling for the introduction of random breath testing for motorists. During a debate at last week's annual Congress, delegates heard details of alarming statistics. In 1986, 50 [Illegible word] of fatal accidents involved [Illegible word]hol in either the victim or the driver.
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The alcohol breath test—a review

Journal of Applied Physiology, 1998
Hlastala, Michael P. The alcohol breath test—a review. J. Appl. Physiol.84(2): 401–408, 1998.—The alcohol breath test (ABT) is evaluated for variability in response to changes in physiological parameters. The ABT was originally developed in the 1950s, at a time when understanding of pulmonary physiology was quite limited.
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Random breath‐testing

Medical Journal of Australia, 1985
A A, Landauer, J R, Johnstone
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Breath Tests

Clinics in Gastroenterology, 1978
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