Factor V Leiden
| Test Name | Activated Protein C Resistance |
| Alternate Name(s) | Factor 5 Leiden |
| Laboratory Module | LAB |
| Ordering Mnemonic | APCR |
| Specimen Type |
Citrated Plasma and EDTA whole blood |
| Collection Container |
Blue- 5.0 mL for APCR Lavender 5.0 mL for Factor 5 Leiden |
| Container Information | |
| Collection Information | Patient should not be on anticoagulant therapy for one week prior to collection.
Double spin plasma. Ship frozen on dry ice.
* LT Blue Then collect blood in a LIGHT BLUE top tube (citrated). IMMEDIATELY centrifuge for 15 minutes at 3500 rpm. IMMEDIATELY centrifuge this plasma for another 15 minutes Transportation: Frozen. Specimens FACTOR 5 Leiden: Sample Requirements: To be received within 5 days. Storage: Room temperature (18-27°C) Transportation: Room Temperature |
| Test Schedule | |
| Routine Turnaround Time | 20 days |
| Stat Turnaround Time | |
| Reference Interval | |
| Critical Values | |
| Lab Process Notes | Factor 5 leiden will be performed if APCR is abnormal |
| Storage and Transport |
Plasma - Ship frozen on dry ice. Store -40'C. EDTA whole blood ship at ambient temperature |
| Test Referred To | Offsite, Reference Lab |
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