| Primary Name | D-dimer, Quantitative |
| Synonym | D-dimer |
| Synonym | -- |
| Contraction | D-Di |
| Contraction | D-D |
| Contraction | -- |
| UAB Procedure Number | 2500116 |
| CPT Code | 85379 |
| Specimen | Collect one (1) blue-stopper tube (3.2% sodium citrate), filled to specified volume. Do not underfill or overfill. |
| Specimen Management | Centrifuge blue-stopper tube within one (1) hour of collection, separate plasma and test or quick-freeze at -70°C. |
| Specimen Accepted | Daily including weekends |
| Times Available | All times |
| Test Performed | All times |
| Available Stat? | Yes |
| Description | *The quantitative D-dimer test may be used to rule out deep venous thrombosis and pulmonary emboli when the result is less than 500 ng/mL. *The quantitative D-dimer supports the diagnosis of disseminated intravascular coagulation (DIC) when it exceeds approximately 4000 ng/mL. |
| Reference Interval | Less than 240 ng/mL |
| Critical Value | None |
| Follow-up Test | When the D-dimer is used to test for disseminated intravascular coagulation, it is performed together with the activated partial thromboplastin time, prothrombin time, fibrinogen activity assay, and platelet count. |
| Associated With | Disseminated intravascular coagulation |
| Associated With | Venous thrombosis |
| Associated With | Liver disease |
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