Lab Test Details
Lab Test Details
| SIM | 20291 |
| CPT | 85379 |
| Synonyms | Dimer Test |
| Specimen Type | Plasma |
| Container | Blue stopper, 3.2% Sodium Citrate |
| Collection Instructions | none |
| Volume | 4.5 mL |
| Additional Information | None |
| Patient Preparation | None |
| Specimen Processing Instructions | If sample is collected at an outpatient office where the sample is not sent to the Laboratory within the hour for testing:
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| Transport Requirements | Refrigerated |
| Specimen Stability | Refrigerated Plasma: 4 hours or Frozen Plasma: 1 month at -20 degree Celsius |
| Rejection Criteria | • Gross hemolysis • Clotted specimen • Lipemia |
| Reference Range | <0.46 ug/mL FEU (Fibrinogen Equivalent Units) revised 9-7-11 1450 |
| Critical Value | >20 ug/ml FEU |
| Test Includes | D-Dimer |
| Methodology | Antibody-coated latex particles agglutinate to form aggregates of a diameter greater than the wavelength of the light, more of the latter is absorbed. This increase in light absorption is a function of the antigen level present in the test sample. Instrument: Diagnostica Stago Sta R Max. |
| Testing Frequency | Daily, Monday - Sunday |
| Reviewed By | Crystal Killian |
| Reviewed Date | 3/5/2021 |
| Supplemental |
Reviewed by Crystal M. Killian March 17, 2021