D-Dimer, Sensitive DDA
| Method(s) | Immunoturbidimetric |
|---|---|
| Specimen Required | |
| Collect | One adequately filled 3.0 mL light blue (sodium citrate) top tube. |
| Transport | **TIME SENSITIVE** For specimens that cannot be shipped to the laboratory to arrive within 3 hours of collection, see Collection and Processing of Coagulation Specimens information (link below). |
| Remarks | Draw blood into citrate (light blue) tube filled to the proper level (1 part anticoagulant to 9 parts blood). Invert tube 3 to 4 times to avoid clotting. |
| Stability | Ambient, refrigerated: 4 hours; Frozen platelet-poor plasma: 2 weeks. |
| Unacceptable Conditions | Specimens that are clotted, hemolyzed, collected in the wrong tube, less than 90% or greater than 110% full, non-frozen plasma, or exceed stability limit. |
| Schedule | Daily-24 hours per day |
| Billing Code | 4010043 |
| CPTCode | 85379 |
| Preferred Specimen Collection Device(s) | |
| Reference Interval | |
|
Less than 0.50 mg/L |
|
