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Dilute Russell Viper Venom Time (dRVVT) with Reflex to dRVVT 1:1 Mix and Confirmation
0030461
Ordering Recommendation

Preferred test is Lupus Anticoagulant Reflexive Panel (0030181).

Mnemonic
DRV CONF
Methodology
Electromagnetic Mechanical Clot Detection
Performed
Sun-Sat
Reported
1-2 days
New York DOH Approval Status
This test is New York DOH approved.
Submit With Order
ARUP Consult®
Disease Topics
Specimen Required
Patient Preparation
 
Collect
Lt. blue (sodium citrate). Refer to Specimen Handling at aruplab.com for hemostasis/thrombosis specimen handling guidelines. 
Specimen Preparation
Transfer 2 mL platelet-poor plasma to an ARUP Standard Transport Tube. (Min: 1 mL) 
Storage/Transport Temperature
CRITICAL FROZEN. Separate specimens must be submitted when multiple tests are ordered. 
Unacceptable Conditions
Serum, EDTA plasma, clotted or hemolyzed specimens. 
Remarks
 
Stability
Ambient: 4 hours; Refrigerated: Unacceptable; Frozen: 2 weeks 
Reference Interval
Test Number
Components
Reference Interval
 dRVVT Screen33-44 seconds
 dRVVT 1:1 Mix33-44 seconds
 dRVVT ConfirmationNegative

Interpretive Data


Note
If dRVVT is elevated, then dRVVT 1:1 mix will be added. If the dRVVT 1:1 mix is elevated, then the dRVVT confirmation test will be added. Additional charges apply.

For complete studies, refer to Lupus Anticoagulant Reflexive Panel (ARUP test code 0030181).
CPT Code(s)
Components
Component Test Code*Component Chart NameLOINC
0030189dRVVT Confirmation57838-5
0030352dRVVT Screen6303-2
0030353dRVVT 1:1 Mix75513-2
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
  • dRVVT Screen w/rfl dRVVT Confirm & dRVVT 1:1 Mix