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Immunodeficiency Diseases

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Interrogating Individual Autoreactive Germinal Centers by Photoactivation in a Mixed Chimeric Model of Autoimmunity

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Autoimmunity in Primary Immunodeficiencies (PID).

Grace T Padron^1,2, Vivian P Hernandez-Trujillo^3,4

¹Nicklaus Children's Hospital, Miami, FL, USA. gracetoledopadron@gmail.com.

Clinical Reviews in Allergy & Immunology

|June 1, 2022

Summary

This summary is machine-generated.

Primary immunodeficiency (PID) increasingly presents with autoimmune conditions, not just infections. Genetic advances reveal how immune defects cause both susceptibility to infections and autoimmune diseases.

Keywords:

Autoimmunity Immune dysregulation Immunodeficiency Inborn errors of immunity Primary immunodeficiencies

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Area of Science:

Immunology
Genetics
Clinical Medicine

Background:

Primary immunodeficiency (PID) encompasses a growing number of immune system disorders.
Advances in genetic detection are expanding the characterization of PID.
PID are increasingly recognized for non-infectious manifestations, particularly autoimmunity.

Purpose of the Study:

To review the relationship between primary immunodeficiency and autoimmunity.
To highlight specific PIDs frequently associated with autoimmune conditions.
To discuss diagnostic and management strategies for these intertwined disorders.

Main Methods:

Literature review focusing on PIDs and associated autoimmune phenomena.
Analysis of genetic underpinnings linking immune defects to autoimmunity.
Synthesis of current diagnostic and management approaches.

Main Results:

Immune system defects in PID can predispose individuals to both infections and autoimmunity.
Autoimmune complications like cytopenia, enteropathy, endocrinopathies, and arthritis are reported in PID.
Non-infectious autoimmune manifestations can be the primary presenting sign of PID.

Conclusions:

The spectrum of PID is broadening beyond infections to include significant autoimmune components.
Understanding the genetic basis is key to recognizing the dual role of immune defects.
Targeted diagnosis and management are crucial for PIDs presenting with autoimmunity.