Immunoglobulin A (IgA)
IgA antibodies specialize in safeguarding mucosal barriers across the respiratory and digestive systems.
Test your personal value
Enter the number from your lab report to instantly see how it compares to reference ranges.
Physiological Reference Ranges
The ranges below represent standard adult physiological values. Your laboratory's printed reference range always takes precedence.
0.8 – 4 g/L
0.8 – 4 g/L
0.8 – 4 g/L
What does a low result mean?
A partial IgA deficiency is the most common benign immune trait in humans, usually entirely asymptomatic and harmless.
What does a high result mean?
A modest increase frequently follows minor mucosal irritation in the gut or respiratory passages.
Questions ready for your doctor
Bring these questions to your next consultation to discuss with your healthcare practitioner:
- Does this align with my respiratory and digestive tract health?
- Does a mild variation require any specific precaution?
- Is routine periodic checkup adequate?
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Important information — Medical notice
ScanMyLab is for informational purposes only. It does not provide a diagnosis and never replaces the advice of your doctor or laboratory.