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Bonewit Chapt 15
Intro to Clinical Lab (Stacy Maloon)
| Term | Definition |
|---|---|
| analyte | a substance that is being identified or measured in a laboratory test |
| calibration | a mechanism to check the precision and accuracy of a test system, such as an automated analyzer to determine if the system is providing accurate results. Calibration is typically performed using a calibration device, often called a standard |
| clinical diagnosis | a tentative diagnosis of a patients condition obtained through evaluation of the health history and the physical examination without the benefit of laboratory or diagnostic tests |
| control | a solution that is used to monitor a test system to ensure the reliability and accuracy of test results |
| fasting | abstaining from food or fluids for a specific amount of time before the collection of a specimen |
| homeostasis | the state in which 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 patients to assist in diagnosis and treatment of disease |
| nonwaived test | a complex laboratory test that does not meet the CLIA criteria for waiver and is subjected to the CLIA regulations |
| plasma | the liquid part of the blood, consisting of a clear yellowish fluid that comprises approximately 55% of the total blood volume |
| product insert | a printed document supplied by the manufacturer with a laboratory test product that contains information on the proper storage and use of the product |
| profile | an array of laboratory test for identifying a disease state or evaluating a particular organ or organ system |
| qualitative test | a test that indicated wether or not a substance is present in the sprecimen being tested and also provides an approximate indication of the amount of the substance present |
| quality control | the application of methods to ensure that test results are reliable and valid and that errors are detected and eliminated |
| quantitative test | a test that indicates 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 or measurement of the substance by the test system |
| reference range | a certain stablished and acceptable parameter or reference range within which the laboratory test results of a healthy individual are expected to fall |
| routine test | a laboratory test performed routinely on apparently healthy patients to assist in the early detection of disease |
| serum | the clear straw-colored part of the blood 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 |
| test system | a setup that includes all of the test components required to perform a laboratory test such as testing devices, controls, and testing reagents |
| waived test | a laboratory test that meets the CLIA criteria for being a simple procedure that is easy to perform and has a low risk of erroneous test results. Waived tests include tests that have been FDA-approved for use by patients at home |
Created by:
stacymaloon
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