Tag: <span>Common Variable Immune Deficiency (CVID)</span>

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What is Common Variable Immune Deficiency (CVID)?
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What is Common Variable Immune Deficiency (CVID)?

CVID is a primary immunodeficiency disease that primarily causes a reduction in the blood antibody levels. Since antibodies are required to fight against harmful microorganisms, including bacteria and viruses, people with CVID mostly have weaker immunity and are predisposed to repeated infections. CVID-related infections mostly occur in the lungs, sinuses, ears, and digestive system. In...