Carbohydrate Deficient Transferrin for Congenital Disorders of Glycosylation (CDG)
Ordering Recommendation
Screening test for congenital disorders of glycosylation. For evaluation of alcohol abuse, order Carbohydrate Deficient Transferrin for Alcohol Use (0070412).
Methodology
Affinity Chromatography Mass Spectrometry
Performed
Varies
Reported
5-13 days
New York DOH Approval Status
Specimen Required
Plain red or serum separator tube (SST).
Transfer 0.1 mL serum to an ARUP Standard Transport Tube. (Min: 0.05 mL)
Test is not performed at ARUP; separate specimens must be submitted when multiple tests are ordered.
Frozen. Also acceptable: Room temperature or refrigerated.
Patient age is required on the test request form. Provide reason (eg, diagnosis) for referral with each specimen.
Ambient: 1 week; Refrigerated: 28 days; Frozen: 45 days
Reference Interval
By report
Interpretive Data
Performed by non-ARUP Laboratory
Note
Hotline History
CPT Codes
82373
Components
Component Test Code* | Component Chart Name | LOINC |
---|---|---|
0092451 | Mono-oligo/Di-oligo Ratio | 35469-6 |
0092452 | A-oligo/Di-oligo Ratio | 35475-3 |
0092454 | CDG - Interpretation | 53808-2 |
2002922 | CDG - Reason for Referral | 42349-1 |
2002950 | CDG - Reviewed By | 18771-6 |
2007741 | Tri-sialo/Di-oligo Ratio | 90420-1 |
2007742 | Apo CIII-1/Apo CIII-2 Ratio | 90421-9 |
2007743 | Apo CIII-0/Apo CIII-2 Ratio | 90419-3 |
Aliases
- Apo-CIII
- Apolipoprotein CIII
- CDG
- CDGS
- CDT
- Glycoprotein Syndrome
- Transferrin Isoforms
Mayo Clinic Laboratories