Kawasaki disease: aetiopathogenesis and therapeutic utility of intravenous immunoglobulin
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Published on: December 26, 2017
Caroline Galeotti1, Jagedeesh Bayry, Isabelle Kone-Paut
1INSERM U 872, Centre de Recherche des Cordeliers, Paris, F-75006, France.
Insights
Kawasaki disease, an acute febrile vasculitis in children, can cause coronary artery issues. Intravenous immunoglobulin (IVIG) effectively prevents these abnormalities by modulating immune responses.
Area of Science:
- Pediatric Rheumatology
- Immunology
- Vascular Biology
Background:
- Kawasaki disease (KD) is a critical pediatric vasculitis.
- It affects children, leading to coronary artery abnormalities in up to 30% of untreated cases.
- The exact cause is unknown but involves an infectious trigger in genetically susceptible individuals.
Purpose of the Study:
- To explore the mechanisms behind Kawasaki disease.
- To understand the role of endothelial cell injury and immune responses.
- To investigate how intravenous immunoglobulin (IVIG) prevents coronary artery abnormalities.
Main Methods:
- Review of existing literature on Kawasaki disease pathogenesis.
- Analysis of immune system components involved in KD.
- Examination of IVIG's therapeutic effects on immune cells.
Main Results:
- KD involves endothelial cell injury, potentially from abnormal cytokine production and cytotoxic antibodies.
- Intravenous immunoglobulin (IVIG) is a proven treatment for preventing coronary artery abnormalities.
- IVIG exerts anti-inflammatory effects by altering cytokine balance and modulating immune cell function.
Conclusions:
- Kawasaki disease is an immune-mediated vasculitis with significant cardiovascular risks.
- IVIG is crucial for managing KD and preventing long-term complications.
- Further research into KD's pathogenesis can refine treatment strategies.
Abstract:
Kawasaki disease (KD) is an acute febrile childhood vasculitis, associated with the development of coronary artery abnormalities in 25-30% of untreated patients. The aetiopathogenesis is not well known but it is accepted that an undefined infectious trigger in genetically predisposed individuals results in the disease. KD is characterized by an endothelial cell injury, which could be due to abnormal cytokine production and to generation of cytotoxic antibodies against the endothelial cells. Intravenous immunoglobulin IVIG is an effective treatment in preventing the occurrence of coronary artery abnormalities in KD. Several mechanisms may explain the anti-inflammatory effects of IVIG in this disease. They include modification of the cytokine balance, and alteration on both the differentiation and the function of monocytes/macrophages, neutrophils and lymphocytes.
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