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Aclavatusabserqlid

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

This test detects antibodies against Aspergillus clavatus, a type of fungus, in your blood to help diagnose fungal infections or allergic conditions.

Quick summary

{"Detects immune response to Aspergillus clavatus fungus","Helps diagnose allergic bronchopulmonary aspergillosis (ABPA) and aspergilloma","Uses immune diffusion method to identify antibody presence","Sample is collected from blood (serum)","Results indicate whether your immune system has been exposed to this fungus"}

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

Key facts at a glance

LOINC
24507-6
Short code
ASP CLAB ID
Synonyms
A clavatus Ab Ser Ql ID
Category
chemistry
Sample
serum
Container
Serum separator tube (SST) or red top tube
Units
N/A
Fasting
false
Population
adult
Sex
all
Age range
0–120 years
Method
immune-diffusion
CPT
86635
SNOMED
122442004
Specimen volume
1.0 mL serum minimum
Stability
Refrigerated (2-8°C) for up to 7 days; frozen (-20°C or below) for up to 30 days
Hemolysis max
500
Lipemia max
1000
Icterus max
500
TAT
72–168 hours
Order
routine

What is this test?

The Aspergillus clavatus antibody test is a laboratory test that detects whether your blood contains antibodies specifically directed against Aspergillus clavatus, a species of mold belonging to the Aspergillus genus. The test uses a method called immune diffusion (ID), where the patient's serum is combined with specific antigens in a gel medium. If antibodies are present, they form visible lines of precipitation, indicating a positive result.

Aspergillus clavatus is commonly found in soil, decaying vegetation, and indoor environments. While most people breathe in these spores daily without issue, some individuals develop allergic reactions or invasive infections, particularly those with weakened immune systems, asthma, or cystic fibrosis.

Reference range

Negative - No precipitin bands detectedN/A

Specimen: serum

No special preparation required. Routine venipuncture technique applies.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

◆Associated findings1

Frequently asked questions

Why do I need this test?
Your doctor may order this test if you have symptoms of a fungal infection such as chronic cough, wheezing, fever, or difficulty breathing, especially if you have asthma, cystic fibrosis, or a weakened immune system. It helps determine if your symptoms are related to an allergic reaction or infection caused by Aspergillus clavatus.
Is fasting required before the test?
No, fasting is not required for this test. You can eat and drink normally before having your blood drawn.
What do the results mean?
A positive result means antibodies against Aspergillus clavatus were detected in your blood, indicating previous or current exposure to this fungus. A negative result means no antibodies were detected. However, interpretation should be done by your healthcare provider in conjunction with your clinical symptoms and other test results.
Are there any risks associated with this test?
The risks are minimal and similar to routine blood tests, including slight pain, bruising, or bleeding at the puncture site. In rare cases, fainting or infection may occur.
  1. 1
    Mayo Clinic - Allergic bronchopulmonary aspergillosisSource
  2. 2
    CDC - AspergillosisSource
  3. 3
    LabCorp Test Directory - Aspergillus fumigatus antibodiesSource

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