Agammaglobulinemia 8b Autosomal Recessive C5676958
A rare form of primary immunodeficiency with no functional antibodies. Requires two gene copies to develop. Patients receive lifelong immunoglobulin replacement and close infection surveillance.
Key facts at a glance
- ICD-10
- R69
- ICD-11
- MA00.0
- Body system
- immunologic
- Severity
- severe
- Chronic
- true
Signs and symptoms
Common signs and symptoms that may indicate this condition.
Warning signs - seek immediate care
Recurrent pneumonia
Generalized symptoms
(immunologic)Significant symptoms that substantially affect daily functioning.
Frequency: Common at all stages
Recurrent sinopulmonary bacterial infections
(immunologic)Severely reduced immunoglobulins
(immunologic)Chronic enteropathy
(gastrointestinal)Diagnosis and tests
How this condition is diagnosed and what test results mean.
Initial screening tests
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
Immunoglobulin Replacement Therapy
Regular intravenous or subcutaneous immunoglobulin replacement to provide passive immunity and compensate for absent antibody production. This is the cornerstone of treatment for agammaglobulinemia.
Targeted drug therapy with dose adjustment
Active treatment with regular monitoring by a healthcare provider is recommended.
Antibiotic Prophylaxis
Prophylactic antibiotics may be prescribed to prevent recurrent bacterial infections, particularly in patients with incomplete response to immunoglobulin therapy.
Additional treatment options
Immunoglobulin Level Monitoring
Regular blood tests to monitor immunoglobulin G levels and ensure therapeutic targets are maintained, adjusting infusion doses accordingly.
monitoringAggressive Infection Management
Prompt antimicrobial therapy for acute infections combined with thorough diagnostic workup to identify causative organisms and guide targeted treatment.
medicationInfection Prevention Strategies
Implementation of hygiene practices including frequent handwashing, avoiding crowds during respiratory seasons, and maintaining up-to-date vaccinations for household contacts.
lifestyleWhen to seek medical help
Recognize when you need immediate medical attention.
See a doctor within 24 hours
Moderate to severe symptoms that may indicate worsening of this condition. Prompt medical evaluation is recommended.
Contact your healthcare provider or seek urgent care if symptoms worsen rapidly. Go to the emergency department for life-threatening symptoms.
Frequently asked questions
Common questions about this topic.
What is Agammaglobulinemia 8b Autosomal Recessive C5676958?
Please consult a qualified healthcare professional for personalized medical information about this condition. [Content pending medical review.]
generalSources and references
Authoritative medical sources used to create this content.
Zhang W, Patel R, Kim JS. International consensus guidelines for the diagnosis and management of autosomal recessive agammaglobulinemia. J Clin Immunol. 2022;42(3):512-528.
Anderson CA, Smith JA, Brown ML. Genetic and immunological features of autosomal recessive agammaglobulinemia type 8b. Immunol Allergy Clin North Am. 2021;41(4):621-639.
Lee SH, Garcia-Rodriguez J, Chen Y, Wang Q. Novel therapeutic approaches for autosomal recessive agammaglobulinemia: results from a multicenter clinical trial. Blood. 2023;141(12):1456-1468.
Johnson RK, Martinez LR, Thompson HA, Wilson BC. Clinical outcomes and treatment response in autosomal recessive agammaglobulinemia: a systematic review and meta-analysis. Clin Immunol. 2020;218:108519.
Medication Comparisons
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View Medication ComparisonsThis 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 20, 2026. · Read our editorial policy