Ordering Recommendation
Intended for use in patients with viral loads ≥1,000 copies/mL. HIV-1 phenotyping test to determine the tropism (ie, CCR5 or CXCR4) of the virus in patients being considered for CCR5 antagonist therapy.
Mnemonic
Methodology
Polymerase Chain Reaction/Culture
Performed
Varies
Reported
27-38 days
New York DOH Approval Status
Specimen Required
Lavender (K2EDTA) or Plasma Preparation Tube (PPT).
Separate from cells within 6 hours of collection. Transfer 3 mL plasma to an ARUP Standard Transport Tube and freeze immediately. (Min: 3 mL)
CRITICAL FROZEN. Separate specimens must be submitted when multiple tests are ordered.
Thawed specimens.
Ambient: Unacceptable; Refrigerated: Unacceptable; Frozen: 2 weeks
Reference Interval
Interpretive Data
Performed by non-ARUP Laboratory
Note
Procedure should be used for patients with documented HIV-1 infection and viral loads greater than 1000 copies/mL.
Hotline History
Hotline History
CPT Codes
87999
Components
Component Test Code* | Component Chart Name | LOINC |
---|---|---|
3001247 | EER Trofile Coreceptor Tropism | 51969-4 |
3001248 | Trofile Coreceptor Tropism | 57182-8 |
3001249 | Trofile Coreceptor Tropism, Tropotype | 51969-4 |
3001250 | Trofile Coreceptor Tropism, Interp | 77202-0 |
3001251 | Trofile Coreceptor Tropism, Methodology | 49549-9 |
3001252 | Trofile Coreceptor Tropism, References | 75608-0 |
Aliases
- CCR5
- Chemokine Coreceptor Tropism Trofile
- CXCR4
Monogram Biosciences