D-DIMER QUANT

Message

The D-dimer test is used as an aid in the assessment and evaluation of patients suspected of having disseminated intravascular coagulation or thromboembolic events including pulmonary embolism and deep vein thrombosis. The results of D-dimer assay should not be used as absolute evidence for PE or DVT. The test result using a cut-off value of 0.4 ug/ml should be evaluated in the context of all the clinical and laboratory data available to determine the need for additional diagnostic testing to safely exclude or make a diagnosis. Situations/conditions when D-Dimer test is Not Recommended - Moderate/high Pre-test clinical probability - Unexplained hypoxia (pulse oximetry <95%) - Unilateral leg swelling - Recent (within past 4 weeks) surgery - Hemoptysis - Pregnancy - Age ≥ 70 years - Duration of symptoms ≥ 4 days

Test Code

DIMER

Alias/See Also

Cerner : D-Dimer Quantitative

Preferred Specimen

MUST BE FILLED TO TOP LINE

Instructions

Draw 2mL discard before collecting sample Fill tube to proper level

Transport Temperature

24ºC / Separate plasma from cells

Specimen Stability

Room Temp: 8 hours
1 month : -24ºC

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)

Clotted

If tube is not filled up to the line, or if tube is over filled

Performing Laboratory
umc

The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.