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CARBOHYDRATE-DEFICIENT TRANSFERRIN
Number 86
CPT Code 82373
Alias CDT
Specimen Container SST
Specimen Type Serum
Turn Around Time 
Days Performed 
Reference Range <1.4%
Alternate Specimen 
Volume 1 mL Serum
Stability Ambient 2 Days
Stability Refrigerated 2 Days
Stability Frozen 7 Days
Patient Preparation 
Methodology 

Capillary electrophoresis (CE)

Limitations 

This test is not suitable for the evaluation of patients suspected of having CDG syndrome (congenital disorders of glycosylation), genetic variants of transferrin, some monoclonal component, or high polyclonal increases, liver injuries (cirrhosis due to chronic alcohol abuse, end-stage disease).

Rejection Criteria 

Fibrinogen present in sample; hemolyzed specimen; aged and improperly stored specimen; anticoagulated specimen (citrate, EDTA); presence of genetic variants of transferrin

Additional Instructions 
Performing Laboratory Reference Laboratory
TagsCDT, DCDT, DIASIALOTRANSFERRIN, ISOFORMS, TRANSFERIN

COVID-19 Testing Guidance

Primex Clinical Laboratories strives to provide clients with quality testing services to better support patient health. With the ongoing pandemic, COVID-19 testing has become high in demand yet testing supplies are limited.

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COVID-19 Testing Guidance

Primex Clinical Laboratories strives to provide clients with quality testing services to better support patient health. With the ongoing pandemic, COVID-19 testing has become high in demand yet testing supplies are limited.

Read More