Dilute Russell Viper Venom Time (dRVVT) with Reflex to dRVVT 1:1 Mix & Confirmation
0030461
 
Ordering Recommendation
Mnemonic
DRV CONF
Methodology
Clotting
Performed
Sun-Sat
Reported
1-2 days
New York DOH Approval Status
This test is New York DOH approved.
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
Frozen.  
Unacceptable Conditions
Serum. Hemolyzed specimens.  
Remarks
 
Stability
Ambient: 4 hours; Refrigerated: 4 hours; 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 Name
0030189dRVVT Confirmation
0030352dRVVT Screen
0030353dRVVT 1:1 Mix
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, contact interface support at interface.support@aruplab.com.
Cross References
  • dRVVT Screen w/rfl dRVVT Confirm & dRVVT 1:1 Mix