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Bonewit #15
Introduction to the Clinical Laboratory- Madison W.
Question | Answer |
---|---|
Automated method | A method of laboratory testing in which the series of steps in the test method is performed with an automated analyzer. |
Fasting | Abstaining from food or liquids (except water) 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 equilibrium. |
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. |
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. |
profile | Numerous laboratory tests providing related or complementary information used to determine the health status of a patient. |
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 healthy patients to assist in 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 prcision & accuracy of a test system, such as an automated analyzer, to determine if the system is providing accurate results; typically performed using a device called a standard. |
Clinical Diagnosis | a tentative diagnosis of a patient's condition obtained through evaluation of the health history & the physician examination, w/o the benefit of a laboratory or diagnostic test |
Control | A solution that is used to monitor a test system to ensure the reliability & accuracy of test results. |
Nonwaived test | a complex laboratory 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 indicates whether or not a substance is present in the specimen being tested & also provides an approximate indication of the amount of a substance present |
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 of measurement of the substance by the test system |
Reference range | a certain established & acceptable parameter or reference range which the laboratory test results of a healthy individual are expected to fall; aka reference value & reference interval |
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 tst that meets the CLIA criteria for being a simple procedure that is easy to perform & a low risk of erroneous test results; include tests that have been FDA approved for home use |