Home Glossary Letter D drug screen
drug screen
Medical term Special Collections
A test of urine or another specimen for drugs or their breakdown products. Workplace collections follow strict identity, security and chain-of-custody steps.
Related terms dilute specimen Urine whose creatinine and specific gravity both fall below the values normally expected for human urine. discard volume Blood first withdrawn from a vascular access line and set aside, so flush solution does not dilute or… donor A person who gives blood or blood components. FDA requires health screening and checks of temperature… donor eligibility The determination, made before each collection, that a person is qualified to donate blood or blood… filter paper card Newborn screening card with printed circles. Fill each circle with blood from one side until soaked through… galactosemia An inherited disorder in which the body cannot process galactose, a sugar from milk lactose; affected… glucose challenge test Pregnancy screening step: the patient, not fasting, drinks a glucose solution and blood is drawn 1 hour… glucose tolerance test Fasting blood draw, then a measured glucose drink (usually 75 g), then more draws on schedule over up to 3… Study Special Collections
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