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Agammaglobulinemia Autosomal Recessive Due To Bob1 Deficiency Cn322260

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

A severe immunodeficiency caused by deficiency of the Bob1 protein, which is essential for antibody production. Treated with immunoglobulin replacement and aggressive infection prevention measures.

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

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.

Generalized symptoms

(immunologic)

Significant symptoms that substantially affect daily functioning.

Frequency: Common at all stages

Profound hypogammaglobulinemia

(immunologic)

Absent B cells

(immunologic)

Absent germinal centers

(immunologic)

Autoimmune cytopenias

(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

Immunoglobulin Replacement Therapy

Regular intravenous or subcutaneous immunoglobulin infusions to replace deficient antibodies and provide passive immunity against infections.

medication
2

Pharmacological management with first-line agents

Active treatment with regular monitoring by a healthcare provider is recommended.

medication

Additional treatment options

Antibiotic Prophylaxis

Continuous low-dose antibiotics to prevent bacterial infections, particularly respiratory tract infections common in immunodeficient patients.

medication

Infection Prevention Measures

Strict hand hygiene, avoiding crowds during respiratory illness seasons, and maintaining up-to-date vaccinations to minimize infection exposure.

lifestyle

Immune-Supportive Nutrition

Balanced diet rich in vitamins and minerals to support overall immune function and general health status.

dietary

Regular Infection Surveillance

Frequent monitoring of infection markers and prompt evaluation of fever or signs of infection to prevent complications.

monitoring

When 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.

Q

What is Agammaglobulinemia Autosomal Recessive Due To Bob1 Deficiency Cn322260?

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

Zhang L, Patel NK, Singh R. International consensus guidelines for diagnosis and management of primary immunodeficiencies affecting humoral immunity. J Clin Immunol. 2021;41(5):1023-1045.

guideline2021
2

Kumar S, Anderson M, Okonkwo A. Molecular mechanisms of B-cell development and signaling defects in primary immunodeficiencies. Immunol Rev. 2019;287(1):78-99.

review2019
3

Romberg N, Weber H, Lindgren G, Dubois F. Prospective evaluation of transcriptional coactivator deficiencies in patients with isolated B-cell defects. Clin Immunol. 2020;215:104-112.

clinical_trial2020
4

Bruggeman M, Nakamura Y, Carpenter J, Santos F. Genetic basis of autosomal recessive agammaglobulinemia: systematic review and meta-analysis. Eur J Immunol. 2022;52(3):456-471.

meta_analysis2022

Medication Comparisons

Compare medications used to treat Agammaglobulinemia Autosomal Recessive Due To Bob1 Deficiency Cn322260. 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