1,220 results match your criteria: "Candidiasis Chronic Mucocutaneous"

Article Synopsis
  • A seven-year-old Japanese girl with chronic mucocutaneous candidiasis (CMC) was studied due to a rare genetic condition linked to her immune response, specifically involving IL-17A/F pathways, which caused her to have persistent fungal infections.
  • Genetic analysis revealed a novel duplication variant causing a premature stop codon in the IL-17RC gene, leading to a loss of its function and confirming its role in the patient's clinical symptoms.
  • A new evaluation system was developed to assess genetic variants, helping to differentiate between harmful mutations and neutral variations, which can assist in diagnosing similar cases of AR IL-17RC deficiency in the future.
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Article Synopsis
  • CARD9 is an important signaling molecule in macrophages, but its function in atherosclerosis is still not well understood.
  • Deletion of the CARD9 gene leads to increased atherosclerosis in specific mouse models, indicating that it helps protect against this condition independent of the adaptive immune system.
  • CARD9 deficiency affects macrophage behavior by promoting inflammation and lipid accumulation, but treatments like rapamycin or metformin can reverse these effects and help restore normal macrophage functions.
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Introduction: Autoimmune polyendocrinopathy-candidiasis-ectodermal dystrophy (APECED) syndrome is a rare monogenic disease determined by biallelic mutations in gene, which encodes a transcription factor essential for central immune tolerance. Classic diagnosis is determined by the presence of two of the main APECED clinical diseases: chronic mucocutaneous candidiasis, chronic hypoparathyroidism, and Addison's disease. Non-endocrine autoimmunity, involving the liver, intestine, eyes, and kidneys, is generally reported in a minority of European patients, while American APECED patients have a higher tendency of developing organ-specific non-endocrine manifestations early in life.

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Background: Many studies have shown an association between COVID-19 and autoimmune diseases (ADs). Studies on COVID-19 and ADs have also increased significantly, but there is no bibliometric analysis to summarize the association between COVID-19 and ADs. The purpose of this study was to perform a bibliometric and visual analysis of published studies related to COVID-19 and ADs.

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Neutrophils in STAT1 Gain-Of-Function Have a Pro-inflammatory Signature Which Is Not Rescued by JAK Inhibition.

J Clin Immunol

October 2023

Department of Immunology, 2nd Faculty of Medicine Charles University, University Hospital in Motol, V Uvalu 84, 515006, Prague, Czech Republic.

Article Synopsis
  • STAT1 gain-of-function mutations lead to an immune disorder characterized by symptoms ranging from chronic mucocutaneous candidiasis to serious issues like autoimmunity and vascular problems, primarily due to Th17 cell dysfunction.
  • A study of ten patients found that their peripheral blood neutrophils were immature, highly activated, and showed unusual behaviors such as increased degranulation, NETosis, and inflammatory responses, but did not behave like typical immune cells when stimulated.
  • The treatment with JAKinib ruxolitinib did not improve the neutrophil abnormalities, indicating that these cells might play a significant role in the immune issues associated with STAT1 GOF CMC.
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Objective: Chronic mucocutaneous candidiasis leads to persistent or recurrent fungal infections of the nail, skin, oral, and genital mucosa. Impaired interleukin 17-mediated immunity is a cause of chronic mucocutaneous candidiasis. We aimed to show the pathogenicity of a novel interleukin 17 receptor A mutation through functional studies.

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An 8-year-old female with chronic oral candidiasis and severe seborrheic dermatitis was found to have a heterozygous mutation (p.R14X c.40 C>T) of the IL-17RC gene, which was predicted to possibly represent a new pathogenic variant via truncation or nonsense-mediated mRNA decay.

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Successful Rezafungin Treatment of an Azole-Resistant Chronic Mucocutaneous Candidiasis in a STAT-1 Gain-of-Function Patient.

J Clin Immunol

August 2023

Service de Maladies Infectieuses et Tropicales, Faculté de Médecine, Hôpital Necker Enfants Malades, Assistance Publique des Hôpitaux de Paris, Université Paris-Cité, 149 Rue de Sèvres, 75015, Paris, France.

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Background: Chronic recurrent vulvovaginal candidosis (RVVC), defined as three or more episodes of vulvovaginal candidosis per year, significantly impairs quality of life (QoL) and sexual health.

Objectives: The primary objective of this study was to assess health-related QoL in women with RVVC using validated questionnaires before and after treatment. The secondary objective was to analyse the effect of RVVC on women's sexual health.

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Autoimmune polyglandular syndromes (APS) are rare disorders characterized by the coexistence of endocrine and non-endocrine dysfunctions mediated by autoimmune mechanisms. Autoimmune polyglandular syndrome type 1 is defined as coexistence of chronic mucocutaneous candidiasis, hypoparathyroidism, and autoimmune adrenal insufficiency. Addison's disease as the obligatory component is potentially life threatening.

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Background: APECED is a syndrome characterized by autoimmune polyendocrinopathy, candidiasis, and ectodermal dystrophy. The most observed clinical findings are chronic mucocutaneous candidiasis, hypoparathyroidism, and autoimmune adrenal insufficiency. .

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The Th17/IL-17 Axis and Host Defense Against Fungal Infections.

J Allergy Clin Immunol Pract

June 2023

Laboratory of Human Genetics of Infectious Diseases, Necker Branch, INSERM U1163, Necker Hospital for Sick Children, Paris, France; Imagine Institute, University of Paris, Paris, France; St. Giles Laboratory of Human Genetics of Infectious Diseases, Rockefeller Branch, the Rockefeller University, New York, NY, USA.

Chronic mucocutaneous candidiasis (CMC) was recognized as a primary immunodeficiency in the early 1970s. However, for almost 40 years, its genetic etiology remained unknown. The progressive molecular and cellular description of inborn errors of immunity (IEI) with syndromic CMC pointed toward a possible role of IL-17-mediated immunity in protecting against fungal infection and CMC.

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Pancreatic cancer (PC) is featured with low survival rate and poor outcomes. Herein, we found that the expression of caspase-recruitment domain-containing protein 9 (CARD9), predominantly expressed in innate immune cells, was positively related to the prognosis of PC patients. CARD9-deficient PC mice exhibited rapider cancer progression and poorer survival rate.

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Article Synopsis
  • APECED is a rare genetic disorder caused by mutations in the AIRE gene, characterized by symptoms like candidiasis, hypoparathyroidism, and adrenal insufficiency.
  • A 17-year-old female patient with APECED experienced severe abdominal pain and needed increased doses of calcium and hydrocortisone, indicating complications associated with the syndrome.
  • Gastrointestinal issues, including autoimmune atrophic gastritis, can arise from APECED and require prompt treatment to avoid serious health risks like adrenal crises and hypocalcemia.
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Aim: To report a unique case of Autoimmune polyendocrinopathy-candidiasis-ectodermal dystrophy (APECED) in a young boy and discuss the oral health impact and management of the disease.

Background: Autoimmune polyendocrinopathy-candidiasis-ectodermal dystrophy (APECED) is a rare autoimmune disorder with various clinical manifestations. Biallelic mutations in the autoimmune regulator (AIRE) gene lead to impairment of central immune tolerance and a targeted attack on various endocrine and non-endocrine organs.

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Case report: Myocarditis in congenital STAT1 gain-of function.

Front Immunol

April 2023

Department of Microbiology, Immunology and Transplantation, Allergy and Clinical Immunology Research Group, KU Leuven, Leuven, Belgium.

Autosomal dominant Signal transducer and activator of transcription 1 (STAT1) gain-of-function (GOF) mutations result in an inborn error of immunity characterized by chronic mucocutaneous candidiasis, recurrent viral and bacterial infections, and diverse autoimmune manifestations. Current treatment consists of chronic antifungal therapy, antibiotics for concomitant infections, and immunosuppressive therapy in case of autoimmune diseases. More recently, treatment with Janus kinases 1 and 2 (JAK1/2) inhibitors have shown promising yet variable results.

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Autoimmune polyglandular syndrome type I (APS1) shows common features such as mucocutaneous candidiasis, hypoparathyroidism, and hypoadrenalism. The clinical manifestations and their onset are highly variable. Besides endocrine abnormalities, patients can present with dental problems, keratoconjunctivitis, fever, rash, chronic diarrhea, and autoimmune hepatitis.

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Article Synopsis
  • The text discusses the case of a 1-year-2-month-old boy with severe laryngitis and pneumonia caused by a coinfection of opportunistic pathogens in an immunodeficient patient, which is rare in children.
  • The child's immune deficiency is linked to a specific mutation in the STAT1 gene, known to be related to chronic fungal infections.
  • After targeted treatment with itraconazole and trimethoprim-sulfamethoxazole, the boy improved and remained symptom-free during a one-year follow-up.
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