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D-Dimer Test for Fibrin Derivatives, Plasma
Test Code14
CPT Codes
85379
Preferred Specimen
Container/Tube: Light blue-top (citrate) tube-Grossly hemolyzed, clotted blood, or an insufficient specimen is not acceptable.
Specimen Volume: Full tube
Collection Instructions: Blood to anticoagulant ratio is critical.
Note:
1. Results may be affected by hematocrit >50%.
2. Tube should remain stoppered.
Minimum Volume
Full tube
Transport Temperature
Room temp <=2 hours
Specimen Stability
Specimen must arrive within 2 hours of draw.
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Grossly hemolyzed, clotted blood, or an insufficient specimen is not acceptable.
Methodology
Quantitation by Latex Turbidimetric Assay
Setup Schedule
Monday through Sunday
Reference Range
<0.50 mg/L FEU
Negative predictive value cutoff: 0.50 mg/L FEU
Negative predictive value cutoff: 0.50 mg/L FEU
Clinical Significance
Useful for the diagnosis of the syndrome of intravascular coagulation and fibrinolysis (DIC). The clinical application of D-dimer measurement is also an aid in the negative predictability of thromboembolic events.
Performed By
CoxHealth
