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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 a reflex panel [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
 Dilute Russell Viper Venom Time (dRVVT)33-44 seconds
 Dilute Russell Viper Venom (dRVVT) 1:1 Mix (performed if dRVVT > 44 seconds)33-44 seconds
 Dilute Russell Viper Venom Time (dRVVT) Confirmation Test (performed if dRVVT 1:1 Mix > 44 seconds)Negative

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)
85613; if reflexed, add 85613
Components
Component Test Code*Component Chart NameLOINC
0030189dRVVT Confirmation52756-4
0030352dRVVT Screen6303-2
0030353dRVVT 1:1 Mix43397-9
* 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