Carbohydrate Deficient Transferrin for Alcohol Use : ARUP Lab Tests

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Carbohydrate Deficient Transferrin for Alcohol Use : 0070412

Mnemonic: CDT

Methodology:	Electrophoresis
Performed:	Tue
Reported:	1-8 days
Specimen Required:	Collect: One 3 mL serum separator tube or plain red. Storage/Transport Temperature: 1 mL serum at 2-8°C. (Min: 0.2 mL) Submit specimen in an ARUP Standard Transport Tube. Unacceptable Conditions: Hemolyzed specimens. Plasma. Stability (collection to initiation of testing): After separation from cells: Ambient: Unacceptable; Refrigerated: 10 days; Frozen: 1 month

Reference Interval: Less than 1.3%
Interpretive Data:	This test is not suitable for the evaluation of patients suspected of having congenital glycosylation disorders.
Note:	This assay can detect chronic ethanol use (greater than 50 g/day for two weeks).
CPT Code(s):	82373
Cross References:	CDT for Alcohol use, Transferrin for Alcohol Use

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