- YLARP
Lupus Anticoagulant Reflex Panel
Specimen:
Test Code
YLARP
Specimen Name
Lupus Anticoagulant Reflex Panel
Collect
2- Sodium Citrate tubes
Submit
3 mL (Min: 2 mL) Plasma Frozen OR Two full Sodium Citrate tube, Room Temperature (Must be received within four hours)
Special Handling
Tubes MUST be full. DO NOT overfill or underfill. Tube MUST be mixed immediately after filling with blood. Vigorous mixing or shaking may cause hemolysis. If testing cannot be completed within 4 hours, prepare plasma and freeze. Separate specimens must be submitted when multiple tests are ordered.
Rejection Criteria
Serum. EDTA plasma, clotted or hemolyzed specimens.
Stability
Ambient: 4 hours; Refrigerated: Unacceptable; Frozen at -20 C or below: 3 months
Methodology
Electromagnetic Mechanical Clot Detection / Chromogenic Assay
Performed
Sunday - Saturday
Reported
2-4 days
CPT Codes
- 85610
- 85613
- 85730
- if reflexed
- additional CPT codes may apply: 85520
- 85525
- 85598
- 85613
- 85670
- 85730
Components
Includes: Prothrombin Time, PTT-LA Ratio, dRVVT Screen Ratio, Anti-Xa Qualitative Interpretation, Thrombin Time, Anticoagulant Medication Neutralization, Neutralized PTT-LA Ratio, Neutralized dRVVT Screen Ratio, dVVRT1:1 Mix Ratio, dRVVT Confirmation Ratio, and Hexagonal Phospholipid Confirmation.
Additional Information
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Test Information
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Common Lab Definitions
- Serum
- Plasma
- STT