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Lab Test Dictionary

DRVVT) with Reflex to DRVVT 1:1 Mix & Confirm to Lupus Anticoagulant (DRVVT)

Methodology

Clotting Assay

Synonyms

Dilute Russell Viper Venom Time

Specimen Type

Plasma

Performing Lab

UCSD Special Coag

Epic ID

Other Reference Test

Lab Test Days

Monday-Friday

Standard TAT

1-2 Days

Collection Information

Specimen Required

(one) 1.8 mL or (one) 2.7 mL Blood

Container Type

Light Blue (Sodium Citrate)

Processing Information - Lab Use Only

Transport Temperature

Frozen-Only

Specimen Stability

Room Temp: 4 Hours; Refrigerated: 4 Hours; Frozen: 6 Months

Rejection Criteria

Hemolysis; Clotted; Improperly filled; Hematocrit >56

Test Volume Required

1 mL Platelet-Poor Plasma

Minimum Test Volume

0.5 mL Platelet-Poor Plasma

Processing Instructions

Separate Platelet-Poor Plasma within 4 hours of collection and freeze immediately. Complete a UCSD Special Coag requisition and place specimen in the -70 freezer for routine courier pick-up Monday-Friday at 0600 and 1030. If ordered STAT Monday-Friday 0800-1430, call TForce for a "Rush" pick-up.

Revised

01-18-19