Test Catalog

Test ID: HIVPR    
HIV-1 Genotypic Drug Resistance to Protease and Reverse Transcriptase Inhibitors, Plasma

Testing Algorithm Delineates situations when tests are added to the initial order. This includes reflex and additional tests.

See HIV Treatment Monitoring Algorithm in Special Instructions

Specimen Type Describes the specimen type validated for testing

Plasma EDTA

Ordering Guidance

This test is intended for monitoring known HIV-positive infections. For primary detection of HIV infections, order HVCOP / HIV-1 and HIV-2 Antigen and Antibody Routine Screen, Plasma.

Shipping Instructions

If shipment will be delayed for more than 24 hours, freeze plasma specimen at -70 degrees C (up to 35 days) until shipment on dry ice.

Specimen Required Defines the optimal specimen required to perform the test and the preferred volume to complete testing

Collection Container/Tube: Lavender top (EDTA)

Submission Container/Tube: Plastic vial

Specimen Volume: 2.2 mL

Collection Instructions: Centrifuge and transfer plasma into plastic vial per collection tube manufacturer's instructions (eg, centrifuge and aliquot within 2 hours of collection for BD Vacutainer tubes)

Additional Information: Specimens submitted for HIV-1 genotyping should contain 500 copies/mL or more of HIV-1 RNA.

Special Instructions Library of PDFs including pertinent information and forms related to the test

Specimen Minimum Volume Defines the amount of sample necessary to provide a clinically relevant result as determined by the Testing Laboratory

1.2 mL

Reject Due To Identifies specimen types and conditions that may cause the specimen to be rejected

Gross hemolysis OK
Gross lipemia OK

Specimen Stability Information Provides a description of the temperatures required to transport a specimen to the performing laboratory, alternate acceptable temperatures are also included

Specimen TypeTemperatureTimeSpecial Container
Plasma EDTAFrozen (preferred)35 daysALIQUOT TUBE
 Refrigerated 5 daysALIQUOT TUBE