HIV antigen and antibody (4th generation) test.
General health information, not a diagnosis. In an emergency, call 102. Always consult a qualified health professional.
HIV antigen and antibody (4th generation) test. Why it is done: HIV screening. generated by SI from cited sources · general information, not a diagnosis · consult a health professional
Sources: SI (analytes, refranges, critical); LOINC; MedlinePlus Lab Tests (reference)
HIV screening.
No preparation; confidential counselling. No single typical range given here. Ranges vary by lab, age and sex; use the range on your report. High values may mean: Reactive needs confirmation by the national testing algorithm. Low values may mean: Non-reactive; may need repeat if exposure was within the window period. General information, not a diagnosis. Results must be interpreted by a qualified health worker.
â ï¸ Reference ranges vary by lab, age and sex — always use the range printed on your own report.
Consult a doctor to interpret results — a single test does not make a diagnosis.
Uses your location once to list the nearest facilities. Nothing is stored.
Why is HIV-1/2 Ag/Ab (4th gen) done?
HIV screening.
Do I need to prepare or fast for HIV-1/2 Ag/Ab (4th gen)?
No preparation; confidential counselling. No single typical range given here. Ranges vary by lab, age and sex; use the range on your report. High values may mean: Reactive needs confirmation by the national testing algorithm. Low values may mean: Non-reactive; may need repeat if exposure was within the window period. General information, not a diagnosis. Results must be interpreted by a qualified health worker.
This content includes LOINC® (loinc.org), © Regenstrief Institute, Inc. Used under the LOINC licence. (LOINC: 56888-1, 75622-1)
Sources: SI (analytes, refranges, critical); LOINC; MedlinePlus Lab Tests (reference)