Sign in →

Test Code DDIMR D-Dimer, Plasma

Performing Laboratory

Huntsville Hospital Laboratory/Madison Hospital Laboratory

Specimen Requirements

1. Draw blood in a blue-top (citrate) tube(s). Spin down, remove plasma, spin plasma again, and place 0.5 mL of citrate platelet-poor plasma in plastic vial. (Glass vial is not acceptable.)

Note:  Double-centrifuged specimen is critical for accurate results as platelet contamination may cause spurious results.
2. Freeze specimen immediately at ≤-40° C, if possible.
3. Send specimen frozen.
Note:  Each coagulation assay requested should have its own vial.

Specimen Stability Information

 

Specimen Type

Temperature

Time

Plasma, citrated

RT

8 hours

 

Reject Due To

 

Hemolysis

Mild:

ok

Gross:

Reject

Lipemia

Mild:

Reject

Gross:

Reject

Icterus

Mild:

ok

Gross:

ok

 

Reference Values

<0.49 FEU µg/mL

Levels below 0.49 are not consistent with venous thromboembolism.

Day(s) Test Set Up

Monday through Sunday

CPT Coding

85378

Secondary ID

HHA1413

LOINC Coding

Test Name LOINC Code
D-Dimer 48065-7