ARUP's Laboratory Test Directory

D-Dimer : 0030057

Mnemonic: D-DI

Methodology: Immunoturbidimetric
Performed: Sun-Sat
Reported: Within 24 hours
Specimen Required: Collect:  One 5 mL lt. blue (3.2% sodium citrate).  Refer to the Hemostasis/Thrombosis Specimens section in the front of this User's Guide for specimen collection instructions.

Transport:  2 mL platelet-poor plasma, frozen. (Min: 0.5 mL)

Pediatric Collection/Transport:  0.5 mL platelet-poor plasma, frozen.

Unacceptable Conditions:  Serum, hemolyzed samples, samples ambient longer than four hours, or refrigerated longer than eight hours.

Stability:  After separation from cells: Ambient: 4 hours; Refrigerated: 8 hours; Frozen: 1 month
Reference Interval:
0.0-0.4 µg/mL
Interpretive Data: The presence of rheumatoid factor may lead to false-positive results with the D-Dimer test.  This test should not be used to rule out venous thromboembolism.

Maximal values less than 10 are rarely indicative of DIC.
CPT Code(s): 85379
 
 

 

 

 
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