HIV Antibody Screening Test (Qualitative, Rapid Immunoassay)
This test detects antibodies to the human immunodeficiency virus (HIV), which your body makes in response to infection. It helps determine if you’ve been exposed to HIV.
["A simple blood test to check for HIV antibodies quickly and safely."]
Key facts at a glance
- LOINC
- 49580-4
- Short code
- HIV1+2 Ab Spec Ql IA.rapid
- Synonyms
- HIV1+2 Ab Spec Ql IA.rapid
- Category
- chemistry
- Sample
- serum
- Container
- Red-top tube (SST)
- Units
- N/A
- Fasting
- false
- Population
- adult
- Sex
- all
- Age range
- 18–65 years
- Method
- ia-rapid
- 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 rapid immunoassay method to identify HIV antibodies in your blood. A small blood sample is collected, and the results appear within minutes. This method is designed for quick screening and does not measure HIV virus levels directly.
What to Expect Before the Test
No special preparation is needed. You may eat or drink normally before your visit. Wear comfortable clothing and bring any necessary identification. The blood draw is quick and typically done by a phlebotomist.
What to Expect During the Test
A healthcare provider will take a small blood sample from your arm using a needle. You may feel a slight pinch, but it usually doesn’t cause significant discomfort. The test itself involves applying the sample to a test device that shows results within minutes.
What to Expect After the Test
After the blood draw, you may experience mild bruising or soreness at the site, which usually fades quickly. If you experience excessive bleeding or pain, contact your healthcare provider. Results are typically available immediately but should be confirmed by a healthcare professional.
Clinical interpretation
How abnormal results are interpreted and what conditions they suggest.
This test is crucial for early detection of HIV. Positive results indicate the presence of HIV antibodies, suggesting exposure. However, it’s important to note that false negatives can occur in the early stages of infection. If you test positive, further testing (like confirmatory assays) will be needed to confirm HIV infection. Early detection allows for timely medical intervention, which can help manage the virus and improve health outcomes.
Short name
HIV Antibody Screen (Rapid)
Frequently asked questions
Why did my doctor order this test?
What does a positive result mean?
Can I get HIV from this test?
Sources
- 1
- 2Lab Tests OnlineSource
- 3
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.
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