Apolipoprotein B
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Apolipoprotein B, Serum/Plasma
Test ID: APOB
Orderable by Ontario ND
Test
Method
Roche Turbidimetric Immunoassay
Platform
Roche
Report Includes
Specimens
Serum; Plasma (EDTA)
Test Location
St. Michael's Hospital, 30 Bond Street, Toronto ON M5B 1W8
Test Version
5-Jul-2023
Specimen
Specimens
Serum; Plasma (EDTA)
Collection Containers
Preferred
Gold top (clot activator & gel)
Acceptable
Lavender top (EDTA)
Sample Volume
1 mL
Collection & Handling
Handling Information
Separate within 2 hours of collection. Store and send frozen.
Note: You may submit a single 2 mL specimen when ordering both Apolipoprotein A1 and Apolipoprotein B to be performed at St. Michael’s Hospital, Toronto.
However, a concurrent order for Lipoprotein a requires a separate 1 mL specimen for Lipoprotein a.
Stability
| Refrigerated | 7 days |
|---|---|
| Frozen | 90 days |
Additional Stability Information
At -70°C 5 years.
Once frozen, the specimen must remain frozen until it is received by the testing site.
Test Version
5-Jul-2023
Performance / Interpretation
Method
Roche Turbidimetric Immunoassay
Platform
Roche
Turnaround Time
10 days
Results
| Name | Units | Reference Range | Conversion Factor | |
|---|---|---|---|---|
| Apolipoprotein B | g/L |
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Please follow the Canadian Cardiovascular Society lipid guidelines for clinical ApoB cut-offs that relate to the patient's Framingham Risk Score.
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Test Location
St. Michael's Hospital, 30 Bond Street, Toronto ON M5B 1W8
Test Version
5-Jul-2023
Interface / Setup
HL7 Interface Codes
| Order Code | Result Codes | Units |
|---|---|---|
| APOB | 2640Apolipoprot B | g/L |
Test Version
5-Jul-2023