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Carbohydrate Deficient Transferrin For Congenital Disorders of Glycosylation, Serum
Test CodeCDG
Quest Code
900305
Alias/See Also
CDG
COOH-deficient Disorder, Congenital
COOH-deficient Disorder, Congenital
CPT Codes
82373
Preferred Specimen
0.1 mL serum
Minimum Volume
0.05 mL
Instructions
1. Patient's age is required.
2. Reason for Referral is required.
3. New York clients-informed consent is required.
This test is for congenital disorders of glycosylation. If the ordering physician is looking for evaluation of alcohol abuse, please order test code 16985- Transferrin, Carbohydrate Deficient (Alcohol Abuse), performed at Quest Diagnostics Nichols Institute, Chantilly.
Note: Mayo prefers shipping frozen, however, they will not reject if shipped room temperature or refrigerated.
2. Reason for Referral is required.
3. New York clients-informed consent is required.
This test is for congenital disorders of glycosylation. If the ordering physician is looking for evaluation of alcohol abuse, please order test code 16985- Transferrin, Carbohydrate Deficient (Alcohol Abuse), performed at Quest Diagnostics Nichols Institute, Chantilly.
Note: Mayo prefers shipping frozen, however, they will not reject if shipped room temperature or refrigerated.
Transport Container
Plastic screw-cap vial
Transport Temperature
Frozen
Specimen Stability
Room temperature: 7 days
Refrigerated: 28 days
Frozen: 45 days
Refrigerated: 28 days
Frozen: 45 days
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Gross hemolysis
Methodology
Affinity Chromatography/Mass Spectrometry (MS)
Setup Schedule
Set up: Mon, Thurs; Report available: 5-10 days (not reported on Saturday or Sunday)
Reference Range
See Medical Report
Clinical Significance
Test is useful for the diagnosis of the various forms of congenital disorders of glycosylation (CDG).
Performing Laboratory
Mayo Clinic Laboratories
200 First Street SW
Rochester, MN 55905
Last Updated: March 2, 2022
