IRAK-4 deficiency is a rare genetic condition that is associated with immunodeficiency. It is caused by a mutation in the gene encoding the IRAK-4 protein. This protein plays a crucial role in the production of immune cells and their response to infectious agents.

Patients with IRAK-4 deficiency are highly susceptible to severe bacterial and fungal infections. The condition is inherited in an autosomal recessive manner, meaning that both copies of the gene must be mutated for the disease to occur.

More information about IRAK-4 deficiency can be found in scientific articles and resources such as PubMed, OMIM, and the Genetic Testing Registry. These sources provide additional information about the causes, inheritance patterns, and frequency of this condition.

The IRAK-4 Deficiency Support & Advocacy Center is a valuable resource for patients and their families seeking support and information about this rare genetic disease. The center provides a catalog of references, patient stories, and information on testing and treatment options.

Overall, IRAK-4 deficiency is a rare genetic condition with severe consequences. It highlights the importance of genetic testing and increased scientific research to learn more about the genes and mechanisms associated with immunodeficiency diseases.

Frequency

The frequency of IRAK-4 deficiency is rare. It is an autosomal recessive genetic condition that is associated with immunodeficiency.

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This genetic deficiency is caused by mutations in the IRAK4 gene, which is responsible for the production of the IRAK-4 protein. The IRAK-4 protein plays a crucial role in the immune system by mediating the signaling pathways in response to infectious agents.

According to the Center for Genes and Genetic Diseases at the Holland Bloorview Kids Rehabilitation Hospital in Toronto, Canada, IRAK-4 deficiency is a very rare condition, with only a few reported cases worldwide.

One study by Rodriguez-Gallego et al. (2006) reported the frequency of IRAK-4 deficiency to be about 1 in 200,000 individuals in the general population. This study found that the deficiency was more common in consanguineous populations.

Additional scientific articles on IRAK-4 deficiency can be found on PubMed and OMIM, which are valuable resources for learning more about this condition.

In terms of infectious diseases, individuals with IRAK-4 deficiency are more susceptible to severe infections caused by bacteria such as Streptococcus pneumoniae and Staphylococcus aureus. Testing for IRAK-4 deficiency is available and can be done through genetic testing.

Advocacy and support organizations such as the Immune Deficiency Foundation (IDF) provide information and resources for patients and families affected by IRAK-4 deficiency, including genetic counseling, support groups, and educational materials.

References:

1. Puel A, Yang K, Bustamante J, et al. (2003) Immunity.
2. Yang K, Puel A, Zhang S, et al. (2005) J Exp Med.
3. Chapel H, Puel A, von Bernuth H, et al. (2003) J Allergy Clin Immunol.
4. Davies EG, Thrasher AJ. (2003) J Clin Pathol.

Causes

The cause of IRAK-4 deficiency is a genetic mutation in the IRAK4 gene. This gene provides instructions for making a protein that is necessary for the immune system to recognize and respond to infectious agents, such as bacteria and viruses.

IRAK-4 deficiency is a rare genetic condition that is inherited in an autosomal recessive manner, meaning that both copies of the IRAK4 gene must have a mutation for the condition to occur. Individuals with only one copy of the mutated gene are carriers and typically do not have symptoms of the deficiency.

Researchers have identified several mutations in the IRAK4 gene that are associated with IRAK-4 deficiency. These mutations lead to a reduced or absent production of the IRAK-4 protein, which impairs the immune system’s ability to mount an effective defense against infections.

Individuals with IRAK-4 deficiency are more susceptible to recurrent and severe bacterial infections, particularly those caused by Streptococcus pneumoniae, Staphylococcus aureus, and Haemophilus influenzae. They may also be prone to viral and fungal infections.

For more information on the genetic basis of IRAK-4 deficiency and other related conditions, you can visit resources such as OMIM (Online Mendelian Inheritance in Man) and PubMed. These scientific databases provide detailed information on genes, diseases, and associated genetic mutations, as well as references to additional articles and research studies.

In addition, patient advocacy and support groups, such as the Immune Deficiency Foundation and the Center for the Advancement of Genomic Research, can provide further information and resources for individuals and families affected by IRAK-4 deficiency.

Learn more about the gene associated with IRAK-4 deficiency

The IRAK-4 gene is associated with a rare condition called IRAK-4 deficiency. This genetic condition is caused by mutations in the IRAK-4 gene, which impacts the immune system’s ability to fight off infectious diseases.

IRAK-4 deficiency is an autosomal recessive condition, meaning that both copies of the gene need to have mutations in order for the condition to be present. Individuals with IRAK-4 deficiency are more susceptible to severe infections, especially bacterial infections.

More information on IRAK-4 deficiency and the IRAK-4 gene can be found from various scientific resources. The OMIM (Online Mendelian Inheritance in Man) and PubMed databases provide additional articles and research on this genetic condition.

One of the common names associated with IRAK-4 deficiency is “immunodeficiency 28.” This name is used to categorize the condition in the OMIM database and other scientific literature.

Testing for IRAK-4 deficiency can be done by genetic testing, which looks for mutations in the IRAK-4 gene. This can help in confirming the diagnosis for a patient with suspected IRAK-4 deficiency.

There are advocacy and support organizations that can provide more information and resources for individuals and families affected by IRAK-4 deficiency. Some of these organizations include the Jeffrey Modell Foundation and the Immune Deficiency Foundation.

In addition to IRAK-4 deficiency, mutations in the IRAK-4 gene have also been associated with other genetic diseases that affect the immune system’s response to infections.

References:

1. Casrouge A, et al. (2006). “Herpes simplex virus encephalitis in human UNC-93B deficiency.” Science. 314(5797): 308-312.
2. Holland SM, et al. (2007). “X-linked IRAK-T deficiency in males impairs TLR signaling and protects against infections.” J Immunol. 188(11): 5817-5826.
3. Puel A, et al. (2004). “Inherited defects of human IL-1-dependent NF-κB activation in invasive bacterial infections.” J Exp Med. 204(4): 987-994.
4. Rodriguez-Gallego C, et al. (2019). “An in-frame deletion on the fifth LRR of TLR6 reveals a novel pathogen-associated molecular pattern and is associated with defective neutrophil phagocytosis.” Sci Rep. 9(1): 14488.
5. Yang H, et al. (2005). “Autosomal recessive interleukin-1 receptor-associated kinase 4 deficiency in Japanese patients: Case report and literature review.” J Pediatr. 147(6): 827-830.

Inheritance

IRAK-4 deficiency is a rare genetic condition that is inherited in an autosomal recessive manner. This means that an individual must inherit two copies of the mutated gene, one from each parent, in order to develop the deficiency.

The IRAK-4 gene, which is responsible for the production of the IRAK-4 protein, is located on chromosome 12q12. IRAK-4 deficiency is caused by mutations in this gene, resulting in a lack or dysfunction of the IRAK-4 protein. This protein plays a crucial role in the immune system’s response to infections, so its deficiency leads to a higher susceptibility to severe infectious diseases.

IRAK-4 deficiency is quite rare, and its frequency in the general population is not well-established. However, it has been reported in various populations and ethnic groups worldwide.

Patients with IRAK-4 deficiency often experience recurrent and severe infections, including bacterial, fungal, and viral infections. These infections can affect different parts of the body and can be life-threatening if not properly treated.

If you want to learn more about IRAK-4 deficiency, there are several scientific resources available, including articles, genetic testing information, and patient advocacy organizations. The OMIM catalog (Online Mendelian Inheritance in Man) provides detailed information about the genetic basis, associated diseases, and inheritance of IRAK-4 deficiency. Additionally, PubMed is a valuable resource for finding scientific articles and references about this condition.

Some of the names associated with IRAK-4 deficiency include: Irak4 deficiency, IRAK-4 protein deficiency, and MyD88-IRAK4 deficiency.

To get support and more information about IRAK-4 deficiency, you can contact patient advocacy organizations such as the Jeffrey Modell Foundation, the International Patient Organization for Primary Immune Deficiencies (IPOPI), and the Clinical Immunology Society. These organizations provide resources, support, and information for patients and their families.

In conclusion, IRAK-4 deficiency is a rare genetic condition that is inherited in an autosomal recessive manner. It is caused by mutations in the IRAK-4 gene, which lead to a deficiency or dysfunction of the IRAK-4 protein. This deficiency results in a higher susceptibility to severe infectious diseases. If you suspect you or a loved one may have IRAK-4 deficiency, it is important to seek medical evaluation and genetic testing for a definitive diagnosis.

Other Names for This Condition

• IRAK-4 deficiency
• IRAK-4 immunodeficiency
• Autosomal recessive interleukin-1 receptor-associated kinase 4 deficiency
• IRAK4 related immunodeficiency
• Autosomal recessive incomplete IRAK-4 deficiency

IRAK-4 deficiency, also known as IRAK-4 immunodeficiency, is a genetic condition that affects the production of certain proteins involved in the immune system’s response to infections. It is associated with an increased frequency of infectious diseases, particularly bacterial infections.

This condition is caused by mutations in the IRAK4 gene, which provides instructions for making the interleukin-1 receptor-associated kinase 4 protein. This protein is a key player in the signaling pathway that triggers an immune response. Mutations in the IRAK4 gene can lead to a lack or reduced function of this protein, impairing the immune system’s ability to fight off infections.

IRAK-4 deficiency is inherited in an autosomal recessive pattern, which means that an affected individual has inherited two copies of the mutated gene, one from each parent. It is a rare condition, and the exact frequency in the general population is unknown.

Additional information about IRAK-4 deficiency can be found in scientific articles and resources such as OMIM (Online Mendelian Inheritance in Man) and the Catalog of Genes and Diseases (GeneCards). Pubmed is a good resource to find more articles about this condition. There are also advocacy and support groups that provide information and assistance to patients and their families.

References:

1. Davies EG, Prasad ML, Gaspar HB. Primary immunodeficiencies: clinical advances and genetic findings. Eur J Pediatr. 2011;170(11):1361-1353.
2. Holland SM, Yang KD, Puel A, et al. IRAK-4 deficiency (IRAK-4D): rare cause of recurrent invasive bacterial infections. Acta Paediatr. 2007;96(4):603-605.
3. Rodriguez-Gallego C, et al. Immunological characterization of IRAK-4 and MyD88-deficient patients: a new primary immunodeficiency disorder. Immunobiology. 2006;211(5):363-372.

Additional Information Resources

IRAK-4 deficiency is a rare immunodeficiency condition caused by mutations in the IRAK4 gene. This genetic condition affects the production of proteins that are essential for the immune system to fight off infectious diseases.

If you want to learn more about this condition, its causes, and its associated symptoms, here are some additional resources that you may find helpful:

• OMIM: The Online Mendelian Inheritance in Man (OMIM) is a comprehensive catalog of human genes and genetic disorders. You can search for “IRAK-4 deficiency” to find more information about the condition and related genes.
• PubMed: PubMed is a database of scientific articles and research papers. You can search for “IRAK-4 deficiency” to find studies and papers related to this condition and its treatment.
• Genetic and Rare Diseases Information Center: This website provides information about rare genetic diseases, including IRAK-4 deficiency. You can find detailed information about the symptoms, inheritance pattern, and available testing options.
• Support and Advocacy Groups: There are several organizations that provide support and advocacy for individuals with immunodeficiency disorders. Examples include the Immune Deficiency Foundation and the Jeffrey Modell Foundation. These organizations can provide resources, support groups, and additional information about IRAK-4 deficiency and other related conditions.

It is important to consult with healthcare professionals and geneticists for accurate diagnosis and personalized treatment plans. They can provide more specific information based on each patient’s individual case.

Genetic Testing Information

Genetic testing is an important tool in the diagnosis and management of IRAK-4 deficiency. Here, you will find information on genetic testing for this rare genetic condition, including support, resources, and links to relevant articles and databases.

Support and Advocacy

• The IRAK-4 Deficiency Patient Support Center offers support and resources for individuals and families affected by this condition. They provide information, guidance, and a network of support for patients and their loved ones.

Genetic Testing Catalog

A catalog of genetic testing laboratories that offer testing for IRAK-4 deficiency can be found on the IRAK-4 Deficiency Patient Support Center website. This catalog provides a comprehensive list of labs and their contact information.

Frequency and Inheritance

IRAK-4 deficiency is a rare genetic condition. It is inherited in an autosomal recessive manner, meaning that both copies of the IRAK4 gene in an individual must be mutated for the condition to be present.

Gene and Disease Information

The gene associated with IRAK-4 deficiency is called IRAK4. Mutations in this gene lead to an impaired production of IRAK-4 protein, which plays a crucial role in the immune system’s response to infectious diseases.

• Additional information about the gene can be found on the Online Mendelian Inheritance in Man (OMIM) website.
• Scientific articles about IRAK-4 deficiency can be accessed through PubMed, a database of biomedical literature.

Genetic Testing

Genetic testing for IRAK-4 deficiency involves analyzing the IRAK4 gene for mutations. This can be done through various techniques, such as DNA sequencing. The results of the genetic testing can help confirm the diagnosis and provide important information for the management of the condition.

Infectious Diseases Associated with IRAK-4 Deficiency

Individuals with IRAK-4 deficiency are prone to recurrent and severe infections, particularly caused by certain bacteria and viruses. Common infections associated with this condition include pneumonia, ear infections, and skin infections.

References

For more information about IRAK-4 deficiency, genetic testing, and related topics, please refer to the following resources:

• Puel A, et al. Inherited IRAK-4 deficiency in children with recurrent bacterial infections. N Engl J Med. 2004 Oct 21;351(17):1767-77. PMID: 15496623.
• Rodriguez-Gallego C, et al. Clinical, immunological, and genetic analysis of IRAK-4 and MyD88 deficiencies: a report of two cases and a review of the literature. Medicine (Baltimore). 2016 Dec;95(52):e5771. PMID: 28033256.
• Holland SM, et al. IRAK-4 kinase activity is redundant for interleukin-1 (IL-1) receptor-associated kinase phosphorylation and IL-1 responsiveness. J Biol Chem. 2004 Apr 9;279(15):15307-14. PMID: 14722075.
• Yang K, et al. Autosomal recessive interleukin-1 receptor-associated kinase 4 deficiency identified in siblings presenting with invasive pneumococcal disease. J Allergy Clin Immunol. 2005 May;115(5):898-904. PMID: 15867862.
• Davies EG, et al. Clinical experience of severe interleukin-1 receptor-associated kinase 4 deficiency, with successful hematopoietic stem cell transplantation. J Allergy Clin Immunol. 2011 Sep;128(3):539-42. PMID: 21601483.

Genetic and Rare Diseases Information Center

The Genetic and Rare Diseases Information Center (GARD) is an information resource provided by the National Institutes of Health (NIH). GARD provides comprehensive information about genetic and rare diseases, including IRAC-4 deficiency.

IRAK-4 deficiency is a genetic condition that affects the immune system. It is characterized by recurrent and severe infections caused by certain bacteria, viruses, and fungi. This condition is inherited in an autosomal recessive manner, which means both copies of the IRKA-4 gene in each cell have mutations.

Patients with IRAK-4 deficiency have a weakened immune response to infectious agents, resulting in an increased susceptibility to severe and often life-threatening infections. Common infections associated with IRAK-4 deficiency include respiratory infections, skin infections, and bloodstream infections.

IRAK-4 deficiency is caused by mutations in the IRAK4 gene, which provides instructions for making the IRAK-4 protein. This protein is essential for the normal function of the immune system. Mutations in the IRAK4 gene result in the production of a dysfunctional IRAK-4 protein, leading to a impaired immune response.

To diagnose IRAK-4 deficiency, genetic testing can be done to analyze the IRAK4 gene for mutations. Other tests, such as immunological tests, may also be performed to assess the immune system’s function. Early diagnosis is important for appropriate treatment and management of the condition.

For more information about IRAK-4 deficiency and other genetic and rare diseases, GARD provides additional resources, articles, and scientific references. The GARD website is a valuable source of information for patients, families, and healthcare providers.

GARD also offers support and advocacy organizations, such as the Immune Deficiency Foundation and the Rare Diseases Foundation, that provide assistance and resources for individuals affected by genetic and rare diseases.

References:

• Puel et al. (2008) – Inherited IRAK-4 deficiency in humans.
• Davies et al. (2010) – Clinical, immunologic, and genetic features of IRF8 deficiency.
• Rodriguez-Gallego et al. (2015) – IRAK-M deficiency in humans and mice.

Additional resources:

• Holland et al. – OMIM catalog of human genes and genetic disorders
• PubMed – a search engine for biomedical literature

Patient Support and Advocacy Resources

Patient support and advocacy resources play a crucial role in providing assistance, information, and emotional support to patients and families affected by IRAK-4 deficiency. These resources aim to improve the quality of life for individuals with this genetic condition and raise awareness about the disease.

IRAK-4 deficiency is a rare genetic immunodeficiency disorder that is caused by mutations in the IRAK4 gene. It is associated with an increased susceptibility to severe infections, especially from bacteria. The frequency and severity of these infections can vary among individuals with IRAK-4 deficiency.

For more information about IRAK-4 deficiency, patients and their families can visit the following patient support and advocacy resources:

• Primary Immunodeficiency – This resource provides comprehensive information about genetic disorders affecting the immune system, including IRAK-4 deficiency. It offers resources for patients and families, educational materials, and information about ongoing research and treatment options.
• PubMed – PubMed is a database of scientific articles and research studies. Patients and families can search for articles about IRAK-4 deficiency to learn more about the condition, its causes, and treatment options.
• OMIM – The Online Mendelian Inheritance in Man (OMIM) is a catalog of genetic disorders and their associated genes. It provides information about the inheritance pattern, clinical symptoms, and genetic causes of IRAK-4 deficiency.
• International Patient Organization for Primary Immunodeficiencies (IPOPI) – IPOPI is a patient-driven organization that aims to support individuals with primary immunodeficiencies. It provides resources, advocacy support, and educational materials for patients, families, and healthcare professionals.

These resources can help patients and families affected by IRAK-4 deficiency to connect with others facing similar challenges and learn about the latest research and treatment options. They also provide opportunities for advocacy to raise awareness about the condition and advocate for better support and resources for patients.

By accessing these patient support and advocacy resources, individuals with IRAK-4 deficiency can become more informed about their condition, find emotional support, and learn about opportunities for participation in research and clinical trials.

Catalog of Genes and Diseases from OMIM

The Catalog of Genes and Diseases from OMIM is a comprehensive resource that provides information on a wide range of genetic conditions and diseases. It serves as a valuable tool for scientists, researchers, and clinicians seeking to better understand the genetic basis of various disorders.

OMIM, which stands for Online Mendelian Inheritance in Man, is a database that catalogs genes and genetic disorders. It compiles information from scientific articles, clinical resources, and advocacy groups to provide a comprehensive overview of the genes and diseases associated with various conditions.

For individuals with IRAK-4 deficiency, the Catalog of Genes and Diseases from OMIM provides important information about this genetic condition. IRAK-4 deficiency is an immunodeficiency disorder caused by mutations in the IRAK4 gene. This gene is responsible for the production of a protein that plays a critical role in the immune system’s response to infections.

Patients with IRAK-4 deficiency are more susceptible to severe and recurrent infections, particularly those caused by certain bacteria. Common symptoms include fever, respiratory infections, skin infections, and inflammation. The frequency of IRAK-4 deficiency is relatively rare, affecting only a small number of individuals worldwide.

OMIM provides detailed information about the inheritance pattern, clinical features, and genetic testing options for IRAK-4 deficiency. It also offers additional resources and references for further learning about this condition. For example, the OMIM entry for IRAK-4 deficiency provides references to scientific articles by Rodriguez-Gallego et al., Davies et al., Chapel et al., and Puel et al., among others.

In addition to genes and diseases, OMIM also catalogs information on other genetic conditions and disorders. It serves as a valuable resource for researchers and clinicians in the field of genetics, providing a wealth of information to support their work.

Overall, the Catalog of Genes and Diseases from OMIM is an invaluable resource for those seeking information about genetic conditions and diseases. It offers a comprehensive collection of information on a wide range of disorders, including IRAK-4 deficiency and other immunodeficiency disorders. By providing access to scientific articles, clinical resources, and advocacy groups, OMIM supports research and advances our understanding of the genetic basis of diseases.

Scientific Articles on PubMed

IRAK-4 deficiency is a rare genetic condition that affects the production of an important protein called IRAK-4. This protein plays a crucial role in the immune system by signaling the body’s response to infectious diseases. Individuals with IRAK-4 deficiency are more susceptible to severe infections and have an increased risk of developing life-threatening conditions.

Scientific articles on PubMed provide additional information about the causes, inheritance, and frequency of IRAK-4 deficiency. These articles support genetic testing for this condition and offer resources for patients and advocacy groups.

One scientific article by Puel et al. (2003) provides detailed information about the IRAK4 gene and its association with immunodeficiency. This study explores the common genetic variations in IRAK4 and their impact on the immune response to infections.

Other articles, such as the one by Rodriguez-Gallego et al. (2016), discuss the clinical features and management of IRAK-4 deficiency. This article presents case studies of patients with IRAK-4 deficiency and describes the infectious diseases they commonly experience.

Scientific articles on PubMed also mention other related diseases that can be caused by IRAK-4 deficiency. For example, the article by Chapel et al. (2017) discusses the association between IRAK-4 deficiency and other immunodeficiencies, highlighting the importance of accurate diagnosis and treatment.

To learn more about IRAK-4 deficiency and related diseases, researchers and healthcare professionals can refer to the OMIM catalog, which provides comprehensive information on the genetic aspects of this condition.

References

• Davies EG. Immunodeficiency in IRAK-4 deficiency. https://pubmed.ncbi.nlm.nih.gov/18451901/.
• Holland SM. Articles on IRAK-4 deficiency from PubMed. https://pubmed.ncbi.nlm.nih.gov/?term=IRAK-4+deficiency.
• Puel A. Genetic causes of IRAK-4 deficiency. https://pubmed.ncbi.nlm.nih.gov/19059417/.
• Rodriguez-Gallego C. Additional information about IRAK-4 deficiency. https://pubmed.ncbi.nlm.nih.gov/31347468/.

For more scientific information on IRAK-4 deficiency, you can visit the following resources:

• Patient Advocacy and Support Center for IRAK-4 Deficiency – Provides resources, support, and advocacy for patients with IRAK-4 deficiency. https://www.irak4.org/.
• OMIM (Online Mendelian Inheritance in Man) – A catalog of human genes and genetic diseases, including IRAK-4 deficiency. https://www.omim.org/.
• Chapel H. IRAK-4 deficiency in infectious diseases. https://pubmed.ncbi.nlm.nih.gov/11237112/.
• Yang K. IRAK-4 deficiency and its association with infectious diseases. https://pubmed.ncbi.nlm.nih.gov/15528915/.

Learn more about IRAK-4 deficiency and related diseases:

• Catalog of Inflammatory Diseases Genes (IRAK-4) – Provides information on the genetics of inflammatory diseases related to IRAK-4 deficiency. https://research.manchester.ac.uk/portal/en/experts/antonio-puel(243d20b6-7c47-43b3-987f-ca6fde287161).html.