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Immunodeficiency With Defective T Cell Response To Interleukin 1 C1855735

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

A rare disorder where immune cells cannot respond properly to interleukin-1, disrupting immune regulation. Can affect both children and adults. Treatment may involve interleukin-1 targeted therapies.

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
severe
Chronic
true

Signs and symptoms

Common signs and symptoms that may indicate this condition.

Defective inflammatory response to infection

(immunologic)

Generalized symptoms

(immunologic)

Significant symptoms that substantially affect daily functioning.

Frequency: Common at all stages

Impaired fever generation

(immunologic)

Reduced erythema and swelling at infection sites

(immunologic)

Impaired neutrophil chemotaxis

(hematologic)

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 compensate for antibody deficiency and support immune function.

medication
2

Targeted drug therapy with dose adjustment

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

medication
3

Antibiotic Prophylaxis

Long-term prophylactic antibiotics to prevent bacterial infections given the impaired T-cell and antibody response.

medication

Additional treatment options

Immunological Monitoring

Regular monitoring of immunoglobulin levels, T-cell function, and infection markers to guide treatment adjustments.

monitoring

Infection Prevention Practices

Implementation of rigorous hand hygiene, food safety measures, and avoidance of exposure to infectious individuals.

lifestyle

Vitamin D Supplementation

Supplement vitamin D to support immune function and bone health, particularly important given limited sun exposure during illness.

complementary

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 Immunodeficiency With Defective T Cell Response To Interleukin 1 C1855735?

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

general

Medication Comparisons

Compare medications used to treat Immunodeficiency With Defective T Cell Response To Interleukin 1 C1855735. See side-by-side comparisons of effectiveness, side effects, costs, and more.

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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