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HelpOrderable Name CDTA Carbohydrate Deficient Transferrin, Adult, Serum
Additional Codes
CNE Order Code: CarbDefTran
Useful For
Indicating chronic alcohol abuse
This test is not appropriate for screening patients for congenital disorders of glycosylation.
Specimen Type
SerumOrdering Guidance
This test is for evaluation of alcohol abuse. If the ordering physician is looking for congenital disorders of glycosylation, order CDG / Carbohydrate Deficient Transferrin for Congenital Disorders of Glycosylation, Serum.
Necessary Information
1. Patient's age is required.
2. Reason for testing is required if patient is younger than 21 years.
Specimen Required
Collection Container/Tube:
Preferred: Serum gel
Acceptable: Red top
Submission Container/Tube: Plastic vial
Specimen Volume: 0.1 mL
Collection Instructions: Centrifuge and aliquot serum into a plastic vial.
Specimen Minimum Volume
0.05 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Serum | Frozen (preferred) | 45 days | |
| Refrigerated | 28 days | ||
| Ambient | 7 days |
Reference Values
≤0.10
0.11-0.12 (indeterminate)
Day(s) Performed
Wednesday
CPT Code Information
82373
Report Available
3 to 9 daysReject Due To
| Gross hemolysis | OK |
| Gross lipemia | OK |
| Gross icterus | OK |
Method Name
Affinity Chromatography/Mass Spectrometry (MS)
Forms
If not ordering electronically, complete, print, and send a Therapeutics Test Request (T831) with the specimen.