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  Lupus Anticoagulant Test Specimen Type:
  also known as DRVVT, Dilute Russell's Viper Venom

Blood


SPECIAL COAGULATION LAB

Specimen requirements: Blue Top
Reference ranges:
CATEGORY LOW   HIGH   UNITS   QUALITATIVE  
N/A N/A N/A N/A Normal Ratio is Less than 1.2
Unit of measure: Patient seconds:Control seconds (Ratio)
Ideal sample: 2.7 mL Whole blood, blue top tube
Absolute minimum amount: 2.4 mL Whole blood, blue top tube
Method of collection: N/A
Transportation: N/A
Label instructions: N/A
The following substances can adversely affect the results: Clots in Specimen, Improper Line Draw, Lipemia, Hemolysis, Heparin, Other Thrombin Inhibitors
Request test on form: Special Coagulation ( D6115 )
Order/entry screen(s): Hematology/Coagulation
Stat frequency: N/A
Stat turn around time: N/A
Routine frequency: Twice a week.
Must be in by: Monday - Friday
Routine turn around time: 3 days
For Hillcrest deliver to: SCRAP : Specimen Central Receiving and
  Processing, room 2-117
For Thornton deliver to: Hematology : Processing Desk, 1st floor,
  Hospital, room 1-013
Scheduling requirements : N/A
Method: Optical Clot Detection
Special Instructions: Plasma must be double spun before freezing. When the DRVVT result is abnormal, a 1:1 mix and a confirmatory test, the DRVVT-confirm test will be performed as reflexive tests.  Sample must be delivered to laboratory within 2 hours of collection.
  Results are available on a Chart Copy
  Results are Quantitative
CyberLAB abbreviation: LLA
CyberLAB code: 6170
Lab Processing Instructions: N/A