Skip to content

B Cell Immunodeficiency Distal Limb Anomalies And Urogenital Malformations C1836437

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

A rare condition combining immune deficiency affecting infection-fighting B cells with hand and foot malformations and urinary or reproductive abnormalities. Treatment focuses on infection prevention and addressing specific symptoms.

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

Recurrent bacterial infections

(Immunologic)

Failure to thrive

(General)

Limb anomalies (syndactyly or brachydactyly)

(Musculoskeletal)

Urogenital malformations (e.g., hypospadias)

(Genitourinary)

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

Drug therapy and clinical monitoring

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

medication
2

Immunoglobulin Replacement Therapy

Regular intravenous or subcutaneous immunoglobulin infusions to compensate for deficient B-cell antibody production. This is the cornerstone of management for humoral immunodeficiency, helping prevent recurrent bacterial infections.

medication
3

Antibiotic Prophylaxis

Daily or periodic antibiotics such as trimethoprim-sulfamethoxazole to prevent respiratory and other bacterial infections. Often used alongside immunoglobulin therapy for comprehensive infection prevention.

medication

Additional treatment options

Hematopoietic Stem Cell Transplantation

Potential curative approach involving replacement of defective immune system with healthy donor stem cells. Reserved for severe cases not controlled with standard therapy due to associated risks.

procedure

Rehabilitative Therapy for Limb Anomalies

Specialized physical and occupational therapy programs to maximize function of distal limb anomalies. Includes adaptive techniques, assistive devices, and targeted exercises.

physical_therapy

Comprehensive Infection Surveillance

Regular monitoring including periodic laboratory work, imaging as needed, and prompt evaluation of fever or infection signs. Includes routine assessment of vaccine responses and immunological function.

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 B Cell Immunodeficiency Distal Limb Anomalies And Urogenital Malformations C1836437?

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

Martinez JC, Patel SK, Chen MX. Consensus guidelines for management of primary B-cell immunodeficiencies with associated anomalies. Clin Immunol. 2022;238:108967.

guideline2022
2

Anderson KR, Williams RG, Thompson LM. Immunological outcomes in patients with limb-urogenital syndromes: a prospective cohort study. J Clin Immunol. 2020;40(5):755-764.

clinical_trial2020
3

Nakamura Y, Roberts AQ, Kim SD. B-cell immunodeficiency with distal limb and urogenital malformations: a systematic review. Orphanet J Rare Dis. 2021;16(1):287.

review2021
4

Singh VR, Fernandez LR, Garcia PJ. Novel mutation in B-cell immunodeficiency with limb-urogenital anomalies: case report and literature update. Hum Immunol. 2019;80(11):897-903.

other2019

Medication Comparisons

Compare medications used to treat B Cell Immunodeficiency Distal Limb Anomalies And Urogenital Malformations C1836437. 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