Casandra
Casandra Test Code LC75926Version 1 (DRAFT)
Performing Lab
PrEP, Male, Oral Monitor (No HIV RNA)
Also known as: HIV, PrEP, Prophylaxis
Clinical Use
Order TestUse
This profile aligns with current guidelines for monitoring male patients on oral HIV PrEP.
Special Instructions
Not provided.
Limitations
Specimens with reactive HIV p24 antigen/antibody results must undergo additional supplemental tests. A negative result does not rule out HIV-1 or HIV-2 infection, which can occur if the marker quantity is too low or absent at the time of collection.
Test Details
Methodology
Other
Biomarkers
3 components
HIV Ab/p24 Ag Screen • ELISASerologic testing for syphilis • ELISANucleic acid amplification for Chlamydia trachomatis and Neisseria gonorrhoeae • NAAT
LOINC Codes
Result Codes
- 56888-1 - HIV 1+2 Ab+HIV1 p24 Ag SerPl Ql IA
- 47236-5 - T palldm IgG+IgM SerPl Ql IA
- 43304-5 - C trach rRNA Spec Ql NAA+probe
- 43305-2 - N gonorrhoea rRNA Spec Ql NAA+probe
Result Turnaround Time
2-3 days
Related Documents
For more information, please review the documents below
Specimen Requirements
Specimen
Serum
Volume
4 mL
Minimum Volume
3 mL
Container
Gel-barrier tube
Collection Instructions
Usual blood collection technique.
Storage Instructions
Gel-barrier tubes refrigerated up to 7 days; Frozen preferred.
Causes for Rejection
Hemolysis; lipemia; incorrect transport device; inappropriate source; outside of requirements.
Stability Requirements
| Temperature | Period |
|---|---|
| Room Temperature | 30 days |
| Refrigerated | 7 days |
| Frozen | 6 weeks |
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