Test Details
Methodology
Phenotype: polymerase chain reaction (PCR) amplification and viral culture; genotype: polymerase chain reaction (PCR) and DNA sequencing. PhenoSense® and PhenoSense GT® are trademarks of Monogram Biosciences®.
Result Turnaround Time
16 - 22 days
Turnaround time is defined as the usual number of days from the date of pickup of a specimen for testing to when the result is released to the ordering provider. In some cases, additional time should be allowed for additional confirmatory or additional reflex tests. Testing schedules may vary.
Use
Determines viral phenotype and genotype resistance to three classes of commonly prescribed antiretroviral drugs: nucleoside reverse transcriptase inhibitors (NRTI), nonnucleoside reverse transcriptase inhibitors (NNRTI), and protease inhibitors (PI). Viral replication capacity is also included.
Special Instructions
A separate frozen specimen is required for each frozen test ordered. This assay is a combined assay in which HIV genotype and HIV phenotype is performed.
Limitations
This procedure should be used for patients with documented HIV-1 infection and viral loads ≥500 copies/mL.
References
Specimen Requirements
Specimen
Plasma, frozen
Volume
3 mL
Container
Lavender-top (EDTA) or plasma preparation tube (PPT™)
Collection Instructions
Collect specimen in two lavender-top (EDTA) tubes or two PPT™ tubes. Do not use green-top (heparin) tubes. Centrifuge specimen within six hours of collection. Transfer plasma to one or more polypropylene screw-capped tube(s) (not "pop-top" or "snap-cap"), and freeze. Ship specimen frozen. To avoid delays in turnaround time when requesting multiple tests on frozen samples, please submit separate frozen specimens for each test requested.
Storage Instructions
Freeze
Causes for Rejection
PPT™ not centrifuged; quantity not sufficient for analysis; heparinized plasma; nonfrozen specimen; specimen exposed to repeated freeze/thaw cycles; specimen received in “pop-top” or “snap-cap” tube
LOINC® Map
Order Code | Order Code Name | Order Loinc | Result Code | Result Code Name | UofM | Result LOINC |
---|---|---|---|---|---|---|
551690 | PhenoSense GT (R) | 551601 | PhenoSense GT(R) PDF | 51969-4 | ||
551690 | PhenoSense GT (R) | 551602 | PhenoSense(R) PDF | 51969-4 | ||
551690 | PhenoSense GT (R) | 551603 | GeneSeq(R) PDF | 51969-4 | ||
551690 | PhenoSense GT (R) | 551604 | PSGT-Net Assessment | 19146-0 | ||
551690 | PhenoSense GT (R) | 551605 | PSGT-PhenoSense(R) Results | 49665-3 | ||
551690 | PhenoSense GT (R) | 551608 | PSGT-GeneSeq(R) Results | 53798-5 | ||
551690 | PhenoSense GT (R) | 551609 | PSGT-Net Assessment Interp. | 77202-0 | ||
551690 | PhenoSense GT (R) | 551617 | PSGT-PhenoSense(R) Interp. | 62364-5 | ||
551690 | PhenoSense GT (R) | 551618 | PSGT-GeneSeq(R) Interp. | 62364-5 | ||
Order Code | 551690 | |||||
Order Code Name | PhenoSense GT (R) | |||||
Order Loinc | ||||||
Result Code | 551601 | |||||
Result Code Name | PhenoSense GT(R) PDF | |||||
UofM | ||||||
Result LOINC | 51969-4 | |||||
Order Code | 551690 | |||||
Order Code Name | PhenoSense GT (R) | |||||
Order Loinc | ||||||
Result Code | 551602 | |||||
Result Code Name | PhenoSense(R) PDF | |||||
UofM | ||||||
Result LOINC | 51969-4 | |||||
Order Code | 551690 | |||||
Order Code Name | PhenoSense GT (R) | |||||
Order Loinc | ||||||
Result Code | 551603 | |||||
Result Code Name | GeneSeq(R) PDF | |||||
UofM | ||||||
Result LOINC | 51969-4 | |||||
Order Code | 551690 | |||||
Order Code Name | PhenoSense GT (R) | |||||
Order Loinc | ||||||
Result Code | 551604 | |||||
Result Code Name | PSGT-Net Assessment | |||||
UofM | ||||||
Result LOINC | 19146-0 | |||||
Order Code | 551690 | |||||
Order Code Name | PhenoSense GT (R) | |||||
Order Loinc | ||||||
Result Code | 551605 | |||||
Result Code Name | PSGT-PhenoSense(R) Results | |||||
UofM | ||||||
Result LOINC | 49665-3 | |||||
Order Code | 551690 | |||||
Order Code Name | PhenoSense GT (R) | |||||
Order Loinc | ||||||
Result Code | 551608 | |||||
Result Code Name | PSGT-GeneSeq(R) Results | |||||
UofM | ||||||
Result LOINC | 53798-5 | |||||
Order Code | 551690 | |||||
Order Code Name | PhenoSense GT (R) | |||||
Order Loinc | ||||||
Result Code | 551609 | |||||
Result Code Name | PSGT-Net Assessment Interp. | |||||
UofM | ||||||
Result LOINC | 77202-0 | |||||
Order Code | 551690 | |||||
Order Code Name | PhenoSense GT (R) | |||||
Order Loinc | ||||||
Result Code | 551617 | |||||
Result Code Name | PSGT-PhenoSense(R) Interp. | |||||
UofM | ||||||
Result LOINC | 62364-5 | |||||
Order Code | 551690 | |||||
Order Code Name | PhenoSense GT (R) | |||||
Order Loinc | ||||||
Result Code | 551618 | |||||
Result Code Name | PSGT-GeneSeq(R) Interp. | |||||
UofM | ||||||
Result LOINC | 62364-5 |