Breath test
Breath test
A Breath test (pronounced: /brɛθ tɛst/) is a non-invasive diagnostic procedure used to detect certain diseases and conditions.
Etymology
The term "breath test" is derived from the English words "breath", meaning the air taken into or expelled from the lungs, and "test", meaning a procedure intended to establish the quality, performance, or reliability of something.
Definition
A breath test is a type of medical test that measures the presence of certain substances in the exhaled breath of an individual. This can provide important information about the individual's health and can be used to diagnose a variety of medical conditions.
Types of Breath Tests
There are several types of breath tests, including:
- Hydrogen breath test: This test is used to diagnose lactose intolerance and bacterial overgrowth in the small intestine.
- Urea breath test: This test is used to detect Helicobacter pylori infection, a bacterium that can cause ulcers and stomach cancer.
- Carbon monoxide breath test: This test is used to determine if a person has been smoking or exposed to high levels of carbon monoxide.
Procedure
The procedure for a breath test typically involves the individual blowing into a device that collects and analyzes the breath sample. The specific procedure may vary depending on the type of breath test being conducted.
Related Terms
- Medical test
- Diagnostic procedure
- Lactose intolerance
- Helicobacter pylori
- Ulcer
- Stomach cancer
- Carbon monoxide poisoning
External links
- Medical encyclopedia article on Breath test
- Wikipedia's article - Breath test
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