Trofile Co-Receptor Tropism
Label Mnemonic: TROFILE
Epic Lab Code: LAB5718
Downtime Form: A-1a Miscellaneous Request
Commercial Mail-out Laboratory
5231 RCP
Specimen Instructions:
Separate specimens must be submitted when multiple tests are ordered. Collect 2 tubes and separate plasma from cells within 6 hours from collection, pour plasma into a Reference Laboratory Transport Tube and freeze immediately. Do not thaw specimen after freezing.

Indicate viral load and viral load collection date on the test request form. Suggest viral load is obtained within the last month. Samples with less than 1,000 copies per mL, testing MAY NOT be performed.
Collection Medium:
Pink top tube 6 mL (K2-EDTA) Pink top tube 6 mL (K2-EDTA)
Absolute Minimum: 3 mL plasma
Rejection Criteria:
Thawed specimens.
Delivery Instructions:
Deliver to laboratory immediately after collection. Critical frozen.
Turn Around Time:
16-23 days upon receipt at reference laboratory
This mailout test requires Infectious Disease attending approval. Mailouts staff will not process order without approval. If approval is given, the name of the Infectious Disease attending can be selected in the drop-down menu to the right of the approval warning in Epic when ordering the test.
Recombinant virus, single replication
CPT Code: