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D-Dimer

CPT/HCPCS 85379
Order Code CA001
Turnaround Time 24 hours
Specimen Requirements
Specimen Source
Whole Blood
Transport Container
(Specimen Container)

Light Blue (Na-Citrate)

Preferred Specimens
Whole Blood
Minimum Volume (uL)
90% fill required
Collection Instructions
(Transport Temperature)
Transport at Room Temperature
Specimen Stability
Temperature Period
Room temperature 48 hours
Refrigerated 4 days
Frozen 30 days
Special Instructions

A COMPLETELY FILLED TUBE IS NECESSARY BECAUSE THE CORRECT RATIO OF BLOOD TO CITRATE IS CRITICAL (9:1). MIX BY GENTLE INVERSION 3-4 TIMES. DO NOT UNCAP.

Test Details
Methodology
Immunoturbidimetric assay
Clinical Significance

Excluding the diagnosis of acute pulmonary embolism or deep vein thrombosis, particularly when results of a sensitive D-dimer assay are combined with clinical information, including pretest disease probability (1-4) Diagnosis of intravascular coagulation and fibrinolysis, also known as disseminated intravascular coagulation, especially when combined with clinical information and other laboratory test data (eg, platelet count, assays of clottable fibrinogen and soluble fibrin monomer complex, and clotting time assays-prothrombin time and activated partial thromboplastin time (5)

Reference Ranges

0 – 500 ng/mL(FEU)