HIV TROFILE® DNA

Mnemonic

MISC

Synonym

Co-receptor Tropism Assay

Guidelines

Recommended when a patient’s viral load is undetectable, tropism is unknown and substitution with a CCR5 antagonist-containing regimen is desired.

Specimen Collection Requirements

Collect

Whole Blood, one lavender (EDTA) top tube

Handling

CRITICAL FROZEN. Freeze whole blood immediately. Separate specimens must be submitted when multiple tests are ordered.

Minimum Volume

4.0 mL

Transport

Frozen

Rejection Criteria

Non-frozen specimens

Testing Information

Performed

7 days/week

Reported

18 days

Method

CD4 cell culture assay for phenotypic recombinant-virus co-receptor tropism

Referral Lab

Monogram Biosciences

Reference Values

Reference Values

Interpretation provided.

CPT Codes

87999

Last Updated: Thursday, January 5, 2017 03:41:52 AM