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Bonewit chapter 15
Introduction to the Clinical Laboratory- Chelsea Hawke
Question | Answer |
---|---|
Automated Method | A method of laboratory testing in which the series of steps in the test method is performed with and automated analyzer. |
Fasting | Abstaining from food or fluids (except water) for a specified amount of time before the collection of a specimen. |
Homeostasis | The state in which the body systems are functioning normally, and the internal environment of the body is in equilibrium; the body is in a healthy state. |
In Vivo | Occurring in the living body or organism. |
Laboratory Test | The clinical analysis and study of materials, fluids, or tissues obtained from the patients to assist in diagnosis and treatment of disease. |
Manual Method | A method of laboratory testing in which the series of steps in the test method is performed by hand. |
Plasma | The liquid part of the blood, consisting of a clear, yellowish fluid that compromises approximately 55% of the total blood volume. |
Quality Control | The application of methods to ensure that test results are reliable and valid and that errors are detected and eliminated. |
Routine Test | A laboratory test performed routinely on apparently health patients to assist in the early detection of disease. |
Serum | The clear, straw-colored part of the blood (plasma) that remains after the solid elements and the clotting factor fibrinogen have been separated out of it. |
Specimen | A small sample of something taken to show the nature of the whole. |
Analyte | A substance that is being identified or measured in a laboratory report. |
Calibration | A mechanism to check the precision & accuracy of a test system, such as an automated analyzer, to determine if the system is proving accurate results; typically performed using a device called a standard. |
Profile | Numerous laboratory test providing related or complementary information used to determine the health status of a patient. |
Clinical Diagnosis | A tentative diagnosis of a patient's condition obtained through evaluation of the health history & the PE, without the benefit of laboratory or diagnostic tests. |
Control | A solution that is used to monitor a test system to ensure the reliability & accuracy of test results. |
Nonwaived Test | A complex lab test that does not meet the CLIA criteria for waiver & is subject to the CLIA regulations. |
Product Insert | A printed document supplied by the manufacturer with a laboratory test product that contains information on the proper storage & use of the product. |
Qualitative Test | A test that indicated whether or not a substance is present in the specimen being tested & also provides an approximate indication of the amount of the substance. |
Quantitative Test | A test that indicated the exact amount of a chemical substance that is present in the body, with the results being reported in measurable units. |
Reagent | A substance that produces a reaction with a patient specimen that allows detection of measurement of the substance by the test system. |
Reference Range | A certain established & acceptable parameter or reference range within which laboratory test results of a healthy individual are expected to fall (aka reference value and reference interval) |
Test System | A setup that includes all of the test components required to perform a laboratory test such as testing devices, controls & testing reagents. |
Waived Test | A laboratory test that meets the CLIA criteria for being a simple procedure that is easy to perform & has a low risk of erroneous test results; these have been FDA approved for home use. |