Test Directory

D-Dimer

Print this page

Updated Test Information:

Test Description
D-Dimer
Synonym(s)

Dimer

Test ID
DDIMER
Specimen Type

Plasma

Specimen Requirements

Light Blue
Aliquot Tube

Specimen Collection / Processing Instructions

Light Blue - Centrifuge immediately, transfer plasma to aliquot tube and freeze at less than -20°C.

Additional Processing Details

Centrifuge immediately for 15 minutes at 2000-2500 g. Transfer the plasma to an aliquot tube and store frozen at ≤ -20°C. DO NOT store plasma at 2° - 8°C

Stability

Plasma Na Citrate
  - Frozen (preferred): 1 Month
  - Room Temperature: 8 hours
  - Refrigerated: Unacceptable


Unspun Whole Blood in Na Citrate
 -Room temperature: 8 hours
 -Refrigerated: Unacceptable
 -Frozen: Unacceptable

Unacceptable Specimen Conditions

Quantity not sufficent; improperly labeled specimens; specimens not collected in 3.2% buffered sodium citrate tube; clotted specimens; under or over filled specimen tubes; refrigerated specimens; severe hemolysis; improperly labeled specimens

Methodology

Automated

Estimated TAT

0-2 days

Testing Schedule

Monday-Saturday, & STAT

CPT Code(s)

85379

Minimum Sample Volume

The sodium citrate collection tube must be filled to 90% of capacity.

Pediatric Min. Volume (if applicable)

The sodium citrate collection tube must be filled to 90% of capacity.

Reference Range

< 0.50 μg/ml
reference range increases by 0.1 μg/ml with each year beyond age 50

Reflex Conditions

None

Performing Lab

Incyte Diagnostics

LOINC Code(s)

48065-7