Aflavusabserqlid
This test detects antibodies against Aspergillus flavus mold in your blood to help diagnose fungal infections.
{"Detects immune response to Aspergillus flavus mold infection","Helps diagnose allergic bronchopulmonary aspergillosis (ABPA) and other aspergillosis conditions","Results are reported as positive or negative for the presence of antibodies","A positive result indicates current or past exposure to the fungus","Results should be interpreted alongside clinical symptoms and other diagnostic tests"}
Key facts at a glance
- LOINC
- 23820-4
- Short code
- A flavus Ab Ser Ql ID
- Synonyms
- A flavus Ab Ser Ql ID
- Category
- chemistry
- Sample
- serum
- Container
- Red-top tube (SST)
- Units
- N/A
- Fasting
- false
- Population
- adult
- Sex
- all
- Age range
- 18–65 years
- Method
- immune-diffusion
- 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
What is this test?
The Aspergillus flavus antibody test is a blood test that detects whether your immune system has produced antibodies against Aspergillus flavus, a common type of mold found in soil, decaying vegetation, and grains. The test uses immune diffusion (ID), a laboratory method that identifies specific antibody-antigen reactions.
Why might I need this test?
Your doctor may order this test if you have symptoms of an Aspergillus infection, such as persistent cough, wheezing, fever, or breathing difficulties. It is commonly used to help diagnose allergic bronchopulmonary aspergillosis (ABPA), a condition where the immune system overreacts to Aspergillus mold in the lungs. It may also be used to monitor treatment response in patients with confirmed aspergillosis.
How is the test performed?
A healthcare professional will draw a small blood sample from a vein in your arm. The blood sample is then sent to a laboratory where it is analyzed using immune diffusion techniques to detect the presence of Aspergillus flavus-specific antibodies.
What do the results mean?
Results are typically reported as 'Positive' (antibodies detected) or 'Negative' (no antibodies detected). A positive result suggests that you have been exposed to Aspergillus flavus and your immune system has produced antibodies. However, this does not always mean you have an active infection. Your doctor will interpret the results in conjunction with your symptoms, medical history, and other diagnostic tests.
Clinical interpretation
How abnormal results are interpreted and what conditions they suggest.
◆Associated findings1
Frequently asked questions
Is fasting required before this test?
Are there any risks associated with this test?
Can this test distinguish between current and past infection?
Do I need to stop taking medications before the test?
How long does it take to get results?
Sources
- 1
- 2
- 3CDC - AspergillosisSource
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