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HelpTest Code 5424293 HIT (Heparin Induced Thrombocytopenia) ELISA
Test ID
1233000263
Specimen Requirements
| Collection Requirements | Specimens should be collected in 2-3 mL 3.2% sodium citrate (light blue top) tubes from peripheral veins, when possible. When drawn from an indwelling line, 5 ml saline flush followed by 5 ml discard tube should be performed. Do not under or over-fill collection tubes. Gently invert the tube end-over-end 8-10 times. If hematocrit is >55%, contact coagulation lab prior to sample collection. |
| Shipping / Handling Instructions | Outpatient specimens: Specimens should be centrifuged and
frozen within 4 hours of collection to generate platelet-poor
plasma. A minimum of 0.5 ml frozen citrated plasma is needed per
test ordered. Inpatient specimens: Transport at room temperature. Specimens should be received in lab within 2 hours of collection. |
Container Type
| Laboratory | Container | Default | Temperature | Minimum Volume |
|---|---|---|---|---|
| CUH LAB | BLUE-NA CITRATE | Yes | 2.0 |
Performing Section
CUH LAB: CUH COAG
Components
| Component Name | Component ID | LOINC Code |
|---|---|---|
| HIT ELISA LOW DOSE HEPARIN | 1230003075 | 34701-3 (Platelet factor 4 heparin complex induced Ab:PrThr:Pt:Ser:Ord:) |
| HIT ELISA HIGH DOSE HEPARIN | 1230003076 | |
| HIT % ELISA INHIBITION | 1230003077 | |
| HIT ELISA INTERPRETATION | 1230003078 |