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HIV-1 Qualitative Nucleic Acid Test (Serum/Plasma) via Qualitative Probe-Based PCR

Published: August 9, 2026Updated: August 16, 2026

This test detects genetic material from the human immunodeficiency virus type 1 (HIV-1) in your blood. It helps determine if you have an active HIV infection.

Quick summary

["A simple blood test to check for HIV infection using viral genetic material."]

Medically reviewed by WellAlly Editorial TeamLast reviewed August 16, 2026Editorial policy

Key facts at a glance

LOINC
74853-3
Short code
HIV 1 pro DNA Spec Ql NAA+probe
Synonyms
HIV 1 pro DNA Spec Ql NAA+probe
Category
chemistry
Sample
serum
Container
Red-top tube (SST)
Units
N/A
Fasting
false
Population
adult
Sex
all
Age range
18–65 years
Method
probe-amp-tar
CPT
86701
Specimen volume
5 mL
Stability
Room temperature: 4h, Refrigerated: 24h, Frozen: 7d
Hemolysis max
500
Lipemia max
1000
Icterus max
500
TAT
4–24 hours
Order
routine

How the Test Works

The test uses a specialized molecular technique called polymerase chain reaction (PCR) with a probe to identify HIV-1 genetic sequences in your serum or plasma. This method is highly sensitive and can detect very small amounts of the virus, even if it’s in very early stages.

What to Expect Before the Test

No special preparation is needed. You’ll have a small blood draw, similar to a routine blood test. Wear a loose shirt and arrive with an empty stomach if instructed, though this test does not require fasting.

What to Expect During the Test

The blood sample is processed quickly to extract serum or plasma. The lab then applies the PCR probe technique to analyze for HIV genetic material. Results are typically available within 24–48 hours.

What the Results Mean

If the test is positive, it means your blood contains HIV genetic material, indicating an active infection. If negative, there is no detectable HIV genetic material in your sample at the time of testing. Follow-up testing may be recommended for confirmation.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

◆Associated findings1

Short name

HIV-1 NA Qualitative

Frequently asked questions

Early detection of HIV is crucial for managing the infection effectively. This test helps healthcare providers monitor disease progression, assess treatment response, and guide decisions about antiretroviral therapy (ART) to improve long-term health outcomes.
This test is primarily used as an initial screening tool for HIV infection. It is not designed to replace other confirmatory tests like antibody-based assays, which may be used in follow-up evaluations.
What if I have symptoms of HIV or suspect I’ve been exposed?
If you have symptoms such as fever, fatigue, or swollen lymph nodes, or if you suspect recent exposure to HIV, discuss this with your healthcare provider. They may recommend additional testing, including antibody tests, for a more comprehensive evaluation.
How often should I get tested for HIV?
The frequency of HIV testing depends on your risk factors and healthcare provider recommendations. Regular testing is especially important if you are sexually active with multiple partners, have a history of sexually transmitted infections, or are at higher risk due to other factors like injection drug use. Follow your provider’s guidance for personalized advice.
  1. 1
    MedlinePlus — Laboratory TestsSource
  2. 2
    Lab Tests OnlineSource
  3. 3
    Mayo Clinic — Tests & ProceduresSource

Click any link to access the full source. PubMed Central (PMC) links provide free full-text access.

This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.

Medical Disclaimer

This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.

If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.

Medically reviewed by WellAlly Editorial Team Last reviewed August 16, 2026. · Read our editorial policy