Ordering Recommendation

Determine thrombotic risk in individuals known to be factor V Leiden heterozygotes.

Mnemonic

F5R2 MUTAT

Methodology

Polymerase Chain Reaction

Performed

Varies

Reported

3-12 days

New York DOH Approval Status

This test is New York DOH approved.

Specimen Required

Patient Preparation
Collect

Lavender (EDTA). Also acceptable: Yellow (ACD solution A or B).

Specimen Preparation

Transfer 5 mL whole blood to an ARUP Standard Transport Tube. (Min: 1 mL)
Test is not performed at ARUP; separate specimens must be submitted when multiple tests are ordered.

Storage/Transport Temperature

Room temperature. Also acceptable: Refrigerated.

Unacceptable Conditions
Remarks
Stability

Ambient: 1 week; Refrigerated: 1 week; Frozen: Unacceptable

Reference Interval

Interpretive Data



Compliance Category

Performed by non-ARUP Laboratory

Note

Hotline History

N/A

CPT Codes

81400

Components

Component Test Code* Component Chart Name LOINC
2014249 Factor V, R2 Mutation Detection 41103-3
2014250 Factor V, R2 - Methodology 49549-9
2014251 Factor V, R2 - Interpretation 35474-6
2014252 Factor V, R2 - Comment
* 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

  • A4070G Mutation (Factor V, R2 Mutation)
  • Factor V HR2 (Factor V, R2 Mutation)
  • H1299R Mutation (Factor V, R2 Mutation)
  • Haplotype R2 (Factor V, R2 Mutation)
  • HR2 (Factor V, R2 Mutation)
Factor V, R2 Mutation Detection by PCR

Esoterix Coagulation