Medically reviewed by Jurairat J. Molina, MD Key Takeawyas High IgE levels can be associated with various conditions, including allergies, allergic asthma, infections, and autoimmune disorders. High ...

In a recent study published in The Journal of Allergy and Clinical Immunology, researchers in New Zealand gathered evidence to show that selective immunoglobulin A deficiency (sIgAD) is an understated ...

Guillain-Barré syndrome (GBS) is an acute inflammatory neuropathy that can lead to severe weakness of the limbs, face, and respiratory muscles. Its pathophysiology involves autoantibodies that attack ...

Immunoglobulin A (IgA) deficiency is the most common primary immune deficiency worldwide, but its presentation has puzzled physicians and researchers. Some with the disorder present with symptoms like ...

Immunoglobulin A (IgA) deficiency is the most common primary immunodeficiency in humans. It can increase the risk of allergies, asthma, and autoimmune disease. Primary immunodeficiencies are ...

Specific antibody deficiency (SAD) is an immune system disorder. It occurs when you have normal levels of antibodies but an insufficient immune response to certain types of bacteria. Antibodies, also ...

In patients with inborn errors of immunity who are prone to viral infections, immunoglobulin replacement therapy (IRT) administered via the conventional subcutaneous route showed lower viral infection ...

Patients with chronic lymphocytic leukemia (CLL) and non-Hodgkin lymphomas (NHLs) who received frequent tests for immunoglobulin G (IgG) were less likely to experience severe infections compared with ...

Please provide your email address to receive an email when new articles are posted on . Systemic corticosteroids can lead to CD4 lymphopenia and lower IgG levels. Rituximab therapy can lead to ...

Please provide your email address to receive an email when new articles are posted on . IV immunoglobulin supplementation reduced the risk for developing severe infections among those receiving ...