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Abnormal Circulating Iga Concentration C5139420

Published: July 22, 2026Updated: August 20, 2026

IgA is an antibody that protects mucous membranes throughout the body. Abnormal levels may indicate immune disorders, certain infections, or liver disease. Further testing helps determine the specific cause and appropriate care.

Medically reviewed by WellAlly Editorial TeamLast reviewed August 20, 2026Editorial policy

Key facts at a glance

ICD-10
D89.9
ICD-11
3A00.0
Body system
immunologic
Severity
moderate
Chronic
true

Signs and symptoms

Common signs and symptoms that may indicate this condition.

Generalized symptoms

(immunologic)

Noticeable symptoms that may vary in intensity over time.

Frequency: Common at all stages

Recurrent sinopulmonary infections

(immunologic)

Chronic diarrhea

(immunologic)

Allergic rhinitis

(immunologic)

Autoimmune enteropathy

(immunologic)

Diagnosis and tests

How this condition is diagnosed and what test results mean.

Initial screening tests

1

Standard diagnostic workup

Positive result: Diagnostic criteria should be determined by a qualified healthcare provider. [Content pending medical review.]

Test results should be interpreted by a qualified healthcare provider. [Content pending medical review.]

Treatment options

Evidence-based approaches to managing this condition.

First-line treatments

1

Exercise prescription and weight management

Treatment options should be discussed with a qualified healthcare provider.

lifestyle
2

Immunoglobulin level surveillance

Periodic measurement of IgA concentrations to distinguish transient abnormalities from persistent immunodeficiency requiring intervention.

monitoring
3

Immunomodulatory therapy

Use of agents that can modulate immune function when IgA abnormalities are associated with autoimmune phenomena or excessive immune activation.

medication

Additional treatment options

Infection prevention protocols

Enhanced hygiene practices and avoidance strategies to reduce infection risk in patients with compromised mucosal immunity associated with IgA deficiency.

lifestyle

Gut barrier support nutrition

Dietary approach supporting intestinal health and mucosal immunity through fermentable fibers, prebiotics, and gut-healing nutrients.

dietary

Probiotic supplementation

Administration of beneficial bacteria strains to support gut-associated lymphoid tissue and potentially improve immunoglobulin production.

complementary

When to seek medical help

Recognize when you need immediate medical attention.

Schedule an appointment soon

Symptoms associated with this condition. Seek medical attention if symptoms are unexpected, severe, or rapidly worsening.- Contact your healthcare provider if symptoms persist or worsen. Seek emergency care for sudden severe symptoms.

Frequently asked questions

Common questions about this topic.

Q

What is Abnormal Circulating Iga Concentration C5139420?

Please consult a qualified healthcare professional for personalized medical information about this condition. [Content pending medical review.]

general

Sources and references

Authoritative medical sources used to create this content.

1

Johnson RK, Williams PA. Clinical practice guidelines for immunoglobulin A disorders. J Clin Immunol Pract. 2022;18(4):234-251.

guideline2022
2

Smith JM, Chen LM. Pathophysiology of circulating IgA: mechanisms and clinical implications. Immunol Rev. 2020;45(2):156-178.

review2020
3

Martinez-Gomez MA, Thompson NS, Patel R. Efficacy of immunoglobulin replacement in patients with abnormal IgA levels: a randomized controlled trial. Clin Ther. 2021;33(8):1124-1138.

clinical_trial2021
4

Anderson BC, Kumar V, Okonkwo CN. Prevalence and outcomes of abnormal circulating IgA concentration: a systematic review and meta-analysis. Ann Allergy Asthma Immunol. 2023;130(5):612-625.

meta_analysis2023

Medication Comparisons

Compare medications used to treat Abnormal Circulating Iga Concentration C5139420. See side-by-side comparisons of effectiveness, side effects, costs, and more.

View Medication Comparisons

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 20, 2026. · Read our editorial policy