| Name | DDimer, (D-dimer) | |
| Tube Type | Blue (Sodium Citrate) | |
| Reporting Units | ng/mL | |
| Reference Range | <150 ng/mL VTE cut off ≤ 50 years of age: 250 ng/mL > 50 years of age: Age adjusted | |
| Analytical Range | 150 – 10,000 | |
| Availability | NDDH (24/7) | |
| Target turnaround time | 2 hours | |
| Special requirements & notes | – | |
| Patient preparation | N/A | |
| Volume required | Adult 2.7ml Paediatric 1ml | |
| If delayed transport to lab, store: | In refrigerator 2 – 8oC | |
| Factors affecting result interpretation | Surgery, pregnancy, cancer and anticoagulated patients | |
| Time limit for add on test | 24 hrs | |
| Pathology discipline | Haematology | |
| ‘Lab Tests Online’ link | https://labtestsonline.org.uk/tests/d-dimer | |
DDimer
Last updated: February 1, 2021